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US3710296A Expired / Lapsed US ⏱️ 0.0 years remaining

Protector for electric circuits

Assignee: Cooper Industries LLC
•
Filing: 1970-11-04
•
Granted: 1973-01-09
•
Expires: 1990-11-04
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Abstract

Abstract A support for a plurality of ''''in-the-line'''' fuse holders selectively holds those fuse holders in fully assembled condition or initiates separation of the body portions of those fuse holders to permit the electric fuses held by those fuse holders to be inspected or replaced.

Inventors

  • 👤 A Urani

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 21:04
CPC Classifications
H; H01; H01H; H01H85/00; H01H85/02; H01H85/20; H01H85/201

Claims Analysis

Total Claims: 12
Claim 1
Independent Claim 584 words
A support that can hold a plurality of ''''in-the-line'''' fuse holders, each of which has a male body portion and a female body portion to enclose an electric fuse and each of which has a stop on said male body portion thereof and a stop on said female body portion thereof, in spaced-apart relation and that comprises a first supporting element which has a plurality of spaced openings therein to accommodate and support said male body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said male body portions to pass completely through said first said supporting element, said plurality of spaced openings in said first said supporting element being dimensioned to prevent the passage therethrough of said stops on said male body portions whereby said stops on said male body portions will engage and be helD by one face of said first said supporting element, a second supporting element that has a plurality of spaced openings therein to accommodate and support said female body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said female body portions to pass completely through said second supporting element, said plurality of spaced openings in said second supporting element being dimensioned to prevent the passage therethrough of said stops on said female body portions whereby said stops on said female body portions will engage and be held by one face of said second supporting element, retaining members that continuously hold all of said male body portions within said plurality of spaced openings in said first said supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, further retaining members that continuously hold all of said female body portions within said plurality of spaced openings in said second supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, the first said retaining members being adjacent to and engageable with the opposite face of said first said supporting element, said further retaining members being adjacent to and engageable with the opposite face of said second supporting element, and securing means engageable with said first said and said second supporting elements and releasably spanning the distances between said stops on said male body portions and said stops on said female body portions to releasably secure all of said body portions of said ''''in-the-line'''' fuse holders in assembled relation with each other and to releasably hold said first said and said second supporting elements in predetermined spaced-apart relation, said securing means holding said one face of said first said supporting element in confronting relation with said one face of said second supporting element whenever said securing means is securing said first said and said second supporting elements in said predetermined spaced-apart relation, said first said retaining members engaging the exterior surfaces of said male body portions at points displaced from said stops on said male body portions to prevent accidental separation of said male body portions from said first said supporting element and said further retaining members engaging the exterior surfaces of said female body portions at points displaced from said stops on said female body portions to prevent accidental separation of said female body portions from said second supporting element, whereby said first said retaining members are readily applied to said male body portions and whereby said further retaining members are readily applied to said female body portions.
Claim 2
Dependent Claim 584 words
A support that can hold a plurality of ''''in-the-line'''' fuse holders, each of which has a male body portion and a female body portion to enclose an electric fuse and each of which has a stop on said male body portion thereof and a stop on said female body portion thereof, in spaced-apart relation and that comprises a first supporting element which has a plurality of spaced openings therein to accommodate and support said male body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said male body portions to pass completely through said first said supporting element, said plurality of spaced openings in said first said supporting element being dimensioned to prevent the passage therethrough of said stops on said male body portions whereby said stops on said male body portions will engage and be helD by one face of said first said supporting element, a second supporting element that has a plurality of spaced openings therein to accommodate and support said female body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said female body portions to pass completely through said second supporting element, said plurality of spaced openings in said second supporting element being dimensioned to prevent the passage therethrough of said stops on said female body portions whereby said stops on said female body portions will engage and be held by one face of said second supporting element, retaining members that continuously hold all of said male body portions within said plurality of spaced openings in said first said supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, further retaining members that continuously hold all of said female body portions within said plurality of spaced openings in said second supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, the first said retaining members being adjacent to and engageable with the opposite face of said first said supporting element, said further retaining members being adjacent to and engageable with the opposite face of said second supporting element, and securing means engageable with said first said and said second supporting elements and releasably spanning the distances between said stops on said male body portions and said stops on said female body portions to releasably secure all of said body portions of said ''''in-the-line'''' fuse holders in assembled relation with each other and to releasably hold said first said and said second supporting elements in predetermined spaced-apart relation, said securing means holding said one face of said first said supporting element in confronting relation with said one face of said second supporting element whenever said securing means is securing said first said and said second supporting elements in said predetermined spaced-apart relation, said first said retaining members engaging the exterior surfaces of said male body portions at points displaced from said stops on said male body portions to prevent accidental separation of said male body portions from said first said supporting element and said further retaining members engaging the exterior surfaces of said female body portions at points displaced from said stops on said female body portions to prevent accidental separation of said female body portions from said second supporting element, whereby said first said retaining members are readily applied to said male body portions and whereby said further retaining members are readily applied to said female body portions.
Claim 3
Dependent Claim 144 words
A support as claimed in claim 1 wherein said first said supporting element is plate-like in configuration, wherein said second supporting element is plate-like in configuration, wherein said plurality of openings in said first said supporting element have the axes thereof normal to said first said supporting element, wherein said plurality of openings in said second supporting element have the axes thereof normal to said second supporting element, and wherein said plurality of openings in said first said supporting element have the same center-to-center distance as said plurality of openings in said second supporting element, whereby said first said supporting element can automatically align said male portions with said plurality of female portions whenever said one faces of said first said and said second supporting elements are in confronting relation and said first said and said second supporting elements are aligned with each other.
Claim 4
Dependent Claim 173 words
A support as claimed in claim 1 wherein said male body portions of said fuse holders have fuse-receiving ends which project beyond said one face of said first supporting element and extend toward said one face of said second supporting element, wherein said female body portions of said fuse holders have fuse-receiving ends which project beyond said one face of said second supporting element and extend toward said one face of said first said supporting element, wherein said first said retaining members coact with said stops on said male body portions to hold said male body portions transverse of said first said supporting element and with the opposite ends of said male body portions projecting outwardly beyond said opposite face of said first said supporting element, wherein said further retaining members coact with said stops on said female body portions to hold said female body portions transverse of said second supporting element and with the opposite ends of said female body portions projecting outwardly beyond said opposite face of said second supporting element.
Claim 5
Dependent Claim 119 words
A support as claimed in claim 1 wherein said retaining members and said further retaining members are split rings which have normal, un-stressed inner diameters smaller than the outer diameters of said male and female body portions, wherein the restorative forces within some of said split rings fixedly hold said male body portions in assembled relation with said first said supporting element, wherein the restorative forces within other of said split rings fixedly hold said female body portions in assembled relation with said second supporting element, and wherein said first said and said second supporting elements and said first said and said further retaining members coact with securing means to effect substantially simultaneous closing of said ''''in-the-line'''' fuse holders.
Claim 6
Dependent Claim 63 words
A support as claimed in claim 1 wherein one of said supporting elements has one end thereof projecting beyond the body portion closest to that end and wherein said one end of said one supporting element has an opening therein to accommodate a fastener that can secure said one supporting element, and hence said support and said fuse holders, to a fixed member.
Claim 7
Dependent Claim 534 words
A support that can hold a plurality of ''''in-the-line'''' fuseholders, each of which has a male body portion and a female body portion to enclose an electric fuse and each of which has a radially-projecting shoulder on said male body portion thereof and a radially-projecting shoulder on said female body portion thereof, in spaced-apart relation and that comprises a first supporting element which has a plurality of spaced openings therein to accommodate and support said male body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said male body portions to pass completely through said first said supporting element, said plurality of spaced openings in said first said supporting element being dimensioned to prevent the passage therethrough of said radially-projecting shoulders on said male body portions whereby said radially-projecting shoulders on said male body portions will engage and be held by one face of said first said supporting element, a second supporting element that has a plurality of spaced openings therein to accommodate and support said female body portions of said plurality of ''''in-the-line'''' fuse holders while permitting part of said female body portions to pass completely through said second supporting element, said plurality of spaced openings in said second supporting element being dimensioned to prevent the passage therethrough of said radially-projecting shoulders on said female body portions whereby said radially-projecting shoulders on said female body portions will engage and be held by one face of said second supporting element, retaining members that continuously hold all of said male body portions within said plurality of spaced openings in said first said supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, further retaining members that continuously hold all of said female body portions within said pluraliTy of spaced openings in said second supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, the first said retaining members being adjacent to and engageable with the opposite face of said first said supporting element, said further retaining members being adjacent to and engageable with the opposite face of said second supporting element, securing means engageable with said first said and said second supporting elements and releasably spanning the distances between said radially-projecting shoulders on said male body portions and said radially-projecting shoulders on said female body portions to releasably secure all of said body portions of said ''''in-the-line'''' fuse holders in assembled relation with each other, said supporting elements having said one faces confronting each other whenever said supporting elements hold said body portions of said ''''in-the-line'''' fuse holders in assembled relation with each other, said one face on said first said supporting element engaging said radially-projecting shoulders on said male body portions, and said one face on said second supporting element engaging said radially-projecting shoulders on said female body portions, and said securing means releasably holding said one face of said first said supporting element tightly pressed against said radially-projecting shoulders on said male body portions and said one face of said second supporting element tightly pressed against said radially-projecting shoulders on said female body portions.
Claim 8
Dependent Claim 534 words
A support that can hold a plurality of ''''in-the-line'''' fuseholders, each of which has a male body portion and a female body portion to enclose an electric fuse and each of which has a radially-projecting shoulder on said male body portion thereof and a radially-projecting shoulder on said female body portion thereof, in spaced-apart relation and that comprises a first supporting element which has a plurality of spaced openings therein to accommodate and support said male body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said male body portions to pass completely through said first said supporting element, said plurality of spaced openings in said first said supporting element being dimensioned to prevent the passage therethrough of said radially-projecting shoulders on said male body portions whereby said radially-projecting shoulders on said male body portions will engage and be held by one face of said first said supporting element, a second supporting element that has a plurality of spaced openings therein to accommodate and support said female body portions of said plurality of ''''in-the-line'''' fuse holders while permitting part of said female body portions to pass completely through said second supporting element, said plurality of spaced openings in said second supporting element being dimensioned to prevent the passage therethrough of said radially-projecting shoulders on said female body portions whereby said radially-projecting shoulders on said female body portions will engage and be held by one face of said second supporting element, retaining members that continuously hold all of said male body portions within said plurality of spaced openings in said first said supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, further retaining members that continuously hold all of said female body portions within said pluraliTy of spaced openings in said second supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, the first said retaining members being adjacent to and engageable with the opposite face of said first said supporting element, said further retaining members being adjacent to and engageable with the opposite face of said second supporting element, securing means engageable with said first said and said second supporting elements and releasably spanning the distances between said radially-projecting shoulders on said male body portions and said radially-projecting shoulders on said female body portions to releasably secure all of said body portions of said ''''in-the-line'''' fuse holders in assembled relation with each other, said supporting elements having said one faces confronting each other whenever said supporting elements hold said body portions of said ''''in-the-line'''' fuse holders in assembled relation with each other, said one face on said first said supporting element engaging said radially-projecting shoulders on said male body portions, and said one face on said second supporting element engaging said radially-projecting shoulders on said female body portions, and said securing means releasably holding said one face of said first said supporting element tightly pressed against said radially-projecting shoulders on said male body portions and said one face of said second supporting element tightly pressed against said radially-projecting shoulders on said female body portions.
Claim 9
Dependent Claim 519 words
A support that can hold a plurality of ''''in-the-line'''' fuse holders, each of which has a male body portion and a female body portion to enclose an electric fuse and each of which has a stop on said male body portion thereof and a stop on said female body portion thereof, in spaced-apart relation and that comprises a first supporting element which has a plurality of spaced openings therein to accommodate and support said male body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said male body portions to pass completely through said first said supporting element, said plurality of spaced openings in said first said supporting element being dimensioned to prevent the passage therethrough of said stops on said male body portions whereby said stops on said male body portions will engage and be held by one face of said first said supporting element, a second supporting element that has a plurality of spaced openings therein to accommodate and support said female body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said female body portions to pass completely through said second supporting element, said plurality of spaced openings in said second supporting element being dimensioned to prevent the passage therethrough of said stops on said female body portions whereby said stops on said female body portions will engage and be held by one face of said second supporting element, retaining members that continuously hold all of said male body portions within said plurality of spaced openings in said first said supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, further retaining members that continuously hold all of said female body portions within said plurality of spaced openings in said second supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, the first said retaining members being adjacent to and engageable with the opposite face of said first said supporting element, said further retaining members being adjacent to and engageable with the opposite face of said second supporting element, securing means engageable with said first said and said second supporting elements and releasably spanning the distances between said stops on said male body portioNs and said stops on said female body portions to releasably secure all of said body portions of said ''''in-the-line'''' fuse holders in assembled relation with each other and to releasably hold said first said and said second supporting elements in predetermined spaced-apart relation, said securing means holding said one face of said first said supporting element in confronting relation with said one face of said second supporting element whenever said securing means is securing said first said and said second supporting elements in said predetermined spaced-apart relation, one of said supporting elements having an ear projecting beyond one edge thereof, and said ear having an opening therein to accommodate a fastener that can secure said one supporting element, and hence said support and said fuse holders, to a fixed member.
Claim 10
Dependent Claim 519 words
A support that can hold a plurality of ''''in-the-line'''' fuse holders, each of which has a male body portion and a female body portion to enclose an electric fuse and each of which has a stop on said male body portion thereof and a stop on said female body portion thereof, in spaced-apart relation and that comprises a first supporting element which has a plurality of spaced openings therein to accommodate and support said male body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said male body portions to pass completely through said first said supporting element, said plurality of spaced openings in said first said supporting element being dimensioned to prevent the passage therethrough of said stops on said male body portions whereby said stops on said male body portions will engage and be held by one face of said first said supporting element, a second supporting element that has a plurality of spaced openings therein to accommodate and support said female body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said female body portions to pass completely through said second supporting element, said plurality of spaced openings in said second supporting element being dimensioned to prevent the passage therethrough of said stops on said female body portions whereby said stops on said female body portions will engage and be held by one face of said second supporting element, retaining members that continuously hold all of said male body portions within said plurality of spaced openings in said first said supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, further retaining members that continuously hold all of said female body portions within said plurality of spaced openings in said second supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, the first said retaining members being adjacent to and engageable with the opposite face of said first said supporting element, said further retaining members being adjacent to and engageable with the opposite face of said second supporting element, securing means engageable with said first said and said second supporting elements and releasably spanning the distances between said stops on said male body portioNs and said stops on said female body portions to releasably secure all of said body portions of said ''''in-the-line'''' fuse holders in assembled relation with each other and to releasably hold said first said and said second supporting elements in predetermined spaced-apart relation, said securing means holding said one face of said first said supporting element in confronting relation with said one face of said second supporting element whenever said securing means is securing said first said and said second supporting elements in said predetermined spaced-apart relation, one of said supporting elements having an ear projecting beyond one edge thereof, and said ear having an opening therein to accommodate a fastener that can secure said one supporting element, and hence said support and said fuse holders, to a fixed member.
Claim 11
Dependent Claim 587 words
A support that can hold a plurality of ''''in-the-line'''' fuse holders, each of which has a male body portion and a female body portion to enclose an electric fuse and each of which has a stop on said male body portion thereof and a stop on said female body portion thereof, in spaced-apart relation and that comprises a first supporting element which has a plurality of spaced openings therein to accommodate and support said male body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said male body portions to pass completely through said first said supporting element, said plurality of spaced openings in said first said supporting element being dimensioned to prevent the passage therethrough of said stops on said male body portions whereby said stops on said male body portions will engage and be held by one face of said first said supporting element, a second supporting element that has a plurality of spaced openings therein to accommodate and support said female body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said female body portions to pass completely through said second supporting element, said plurality of spaced openings in said second supporting element being dimensioned to prevent the passage therethrough of said stops on said female body portions whereby said stops on said female body portions will engage and be held by one face of said second supporting element, retaining members that continuously hold all of said male body portions within said plurality of spaced openings in said first said supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, further retaining members that continuously hold all of said female body portions within said plurality of spaced openings in said second supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, the first said retaining members being adjacent to and engageable with the opposite face of said first said supporting element, said further retaining members being adjacent to and engageable with the opposite face of said second supporting element, securing means engageable with said first said and said second supporting elements and releasably spanning the distances between said stops on said male body portions and said stops on said female body portions to releasably secure all of said body portions of said ''''in-the-line'''' fuse holders in assembled relation with each other and to releasably hold said first said and said second supporting elements in predetermined spaced-apart relation, said securing means holding said one face of said first said supporting element in confronting relation with said one face of said second supporting element whenever said securing means is securing said first and said second supporting elements in said predetermined spaced-apart relation, said securing means including a machine screw with a reduced-diameter neck and an opening in one of said supporting elements which is larger than said reduced-diameter neck but is smaller than the shank of said machine screw, whereby said machine screw can be rotated relative to said one supporting element but can not be separated from said one supporting element, said machine screw being rotatable in one direction relative to said one supporting element to move said male body portions toward said female body portions, said machine screw being rotatable in the opposite direction relative to said one supporting element to move said male body portions away from said female body portions.
Claim 12
Dependent Claim 587 words
A support that can hold a plurality of ''''in-the-line'''' fuse holders, each of which has a male body portion and a female body portion to enclose an electric fuse and each of which has a stop on said male body portion thereof and a stop on said female body portion thereof, in spaced-apart relation and that comprises a first supporting element which has a plurality of spaced openings therein to accommodate and support said male body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said male body portions to pass completely through said first said supporting element, said plurality of spaced openings in said first said supporting element being dimensioned to prevent the passage therethrough of said stops on said male body portions whereby said stops on said male body portions will engage and be held by one face of said first said supporting element, a second supporting element that has a plurality of spaced openings therein to accommodate and support said female body portions of said plurality of ''''in-the-line'''' fuse holders while permitting parts of said female body portions to pass completely through said second supporting element, said plurality of spaced openings in said second supporting element being dimensioned to prevent the passage therethrough of said stops on said female body portions whereby said stops on said female body portions will engage and be held by one face of said second supporting element, retaining members that continuously hold all of said male body portions within said plurality of spaced openings in said first said supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, further retaining members that continuously hold all of said female body portions within said plurality of spaced openings in said second supporting element while said male body portions and said female body portions are moved into and out of assembled relation with each other, the first said retaining members being adjacent to and engageable with the opposite face of said first said supporting element, said further retaining members being adjacent to and engageable with the opposite face of said second supporting element, securing means engageable with said first said and said second supporting elements and releasably spanning the distances between said stops on said male body portions and said stops on said female body portions to releasably secure all of said body portions of said ''''in-the-line'''' fuse holders in assembled relation with each other and to releasably hold said first said and said second supporting elements in predetermined spaced-apart relation, said securing means holding said one face of said first said supporting element in confronting relation with said one face of said second supporting element whenever said securing means is securing said first and said second supporting elements in said predetermined spaced-apart relation, said securing means including a machine screw with a reduced-diameter neck and an opening in one of said supporting elements which is larger than said reduced-diameter neck but is smaller than the shank of said machine screw, whereby said machine screw can be rotated relative to said one supporting element but can not be separated from said one supporting element, said machine screw being rotatable in one direction relative to said one supporting element to move said male body portions toward said female body portions, said machine screw being rotatable in the opposite direction relative to said one supporting element to move said male body portions away from said female body portions.

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-01-09 1976-07-10 1977-01-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-01-09 1980-07-10 1981-01-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-01-09 1984-07-10 1985-01-09 $7700.00 Window Closed / Lapsed

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