Patent US3835279A successfully refreshed from Google Patents.
US3835279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical switch with adjustable actuating arm
Assignee: Crane Co
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Filing: 1973-06-26
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Granted: 1974-09-10
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Expires: 1993-06-26
Abstract
Abstract An electrical switch provided with a pivotally mounted primary actuating arm and an auxiliary arm conjointly movable with the primary arm for actuating the switch and also adjustably movable relative to the primary arm, and means engageable with the auxiliary arm to provide preselected adjusted positions beween which the auxiliary is adjustably movable.
Inventors
- 👤 G Andreas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:37
CPC Classifications
H; H01; H01H; H01H3/00; H01H3/02; H01H3/16; H01H3/161; H01H3/04; H01H3/06
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
64 words
A switch having a primary arm pivotally mounted thereon for actuation thereof, an auxiliary arm mounted on said primary arm for conjoint switch-actuating movement with said primary arm and also for adjustable movement relative thereto, and means for engagement with said auxiliary arm and providing preselected adjusted positions between which said auxiliary arm is adjustably movable, said auxiliary arm being a resilient trip wire.
Claim 2
Dependent Claim
64 words
A switch having a primary arm pivotally mounted thereon for actuation thereof, an auxiliary arm mounted on said primary arm for conjoint switch-actuating movement with said primary arm and also for adjustable movement relative thereto, and means for engagement with said auxiliary arm and providing preselected adjusted positions between which said auxiliary arm is adjustably movable, said auxiliary arm being a resilient trip wire.
Claim 3
Dependent Claim
148 words
A switch having a primary arm pivotally mounted thereon for actuation thereof, an auxiliary arm mounted on said primary arm for conjoint switch-actuating movement with said primary arm and also for adjustable movement relative thereto, and means for engagement with said auxiliary arm and providing preselected adjusted positions between which said auxiliary arm is adjustably movable, wherein said engagement means comprises a series of notches in said primary arm in any one of which said auxiliary arm is engageable to provide the preselected adjusted positions, wherein said primary arm has an opening in which said auxiliary arm is pivotally received, and wherein said primary arm has a slot between said opening and said notches in which said auxiliary arm is movable, a side of said slot being disposed for engagement with said auxiliary arm to resist disengagement of said auxiliary arm from said notches, without bending the Arm.
Claim 4
Dependent Claim
148 words
A switch having a primary arm pivotally mounted thereon for actuation thereof, an auxiliary arm mounted on said primary arm for conjoint switch-actuating movement with said primary arm and also for adjustable movement relative thereto, and means for engagement with said auxiliary arm and providing preselected adjusted positions between which said auxiliary arm is adjustably movable, wherein said engagement means comprises a series of notches in said primary arm in any one of which said auxiliary arm is engageable to provide the preselected adjusted positions, wherein said primary arm has an opening in which said auxiliary arm is pivotally received, and wherein said primary arm has a slot between said opening and said notches in which said auxiliary arm is movable, a side of said slot being disposed for engagement with said auxiliary arm to resist disengagement of said auxiliary arm from said notches, without bending the Arm.
Claim 5
Dependent Claim
122 words
A switch having a primary arm pivotally mounted thereon for actuation thereof, an auxiliary arm mounted on said primary arm for conjoint switch-actuating movement with said primary arm and also for adjustable movement relative thereto, and means for engagement with said auxiliary arm and providing preselected adjusted positions between which said auxiliary arm is adjustably movable, wherein said engagement means comprises a series of notches in said primary arm in any one of which said auxiliary arm is engageable to provide the preselected adjusted positions, wherein said primary arm has an opening in which said auxiliary arm is pivotally received, and wherein said primary arm has opposite faces, and at least a portion of said auxiliary arm extends adjacent each opposite face.
Claim 6
Dependent Claim
122 words
A switch having a primary arm pivotally mounted thereon for actuation thereof, an auxiliary arm mounted on said primary arm for conjoint switch-actuating movement with said primary arm and also for adjustable movement relative thereto, and means for engagement with said auxiliary arm and providing preselected adjusted positions between which said auxiliary arm is adjustably movable, wherein said engagement means comprises a series of notches in said primary arm in any one of which said auxiliary arm is engageable to provide the preselected adjusted positions, wherein said primary arm has an opening in which said auxiliary arm is pivotally received, and wherein said primary arm has opposite faces, and at least a portion of said auxiliary arm extends adjacent each opposite face.
Claim 7
Dependent Claim
45 words
A switch according to claim 3 wherein said primary arm further comprises a pair of offset elongate portions having an integral shoulder between said opening and said notches, a slot in said shoulder, and said auxiliary arm extending through said slot adjacent each opposite face.
Claim 8
Dependent Claim
31 words
A switch according to claim 3 wherein said auxiliary arm comprises means engageable between said switch and one of said faces adjacent thereto for keeping said auxiliary arm within said opening.
Claim 9
Dependent Claim
87 words
A switch according to claim 4 wherein said auxiliary arm further comprises a pivoting part extending through said opening and disposed substantially perpendicular to said offset portions, means integral with said pivoting part and engageable between said switch and one of said faces adjacent thereto for keeping said pivoting part in said opening, a substantially straight part integral with said pivoting part and extending through said slot adjacent both faces and receivable in one of the notches, and a finger on the end of said straight part.
Claim 10
Dependent Claim
33 words
A switch as set forth in claim 4 wherein said opening is in a boss on the primary arm and the auxiliary arm has an end pivot portion pivotally received in said opening.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-09-09 | 1978-03-11 | 1978-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-09 | 1982-03-11 | 1982-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-09 | 1986-03-11 | 1986-09-10 | $7700.00 | Window Closed / Lapsed |