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US3678443A Expired / Lapsed US ⏱️ 0.0 years remaining

Electrical lamp socket

Assignee: Noma Canada Inc
•
Filing: 1969-05-19
•
Granted: 1972-07-18
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Expires: 1989-05-19
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Abstract

Abstract A form lighting assembly and lamp sockets therefor wherein each socket has a heavy duty resilient clip stiff enough to maintain the socket in a fixed orientation on the form. The clip may either be integral with the exterior side wall of the socket or may be carried on a separate tongue itself firmly anchored to the socket.

Inventors

  • 👤 Rudolph Koehler

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 09:16
CPC Classifications
F; F21; F21V; F21V19/00; F21V19/0005; F21S; F21S4/00; F21S4/10; F21V21/00; F21V21/08; F21V21/088

Claims Analysis

Total Claims: 12
Claim 1
Independent Claim 271 words
An electrical socket for mounting on a relatively thin linear polygonal support, said socket accommodating installation of an electric lamp with its bulb projecting from an open end thereof; a heavy duty clip on the exterior of said socket disengageably engageable with said support for mounting the socket thereon as aforesaid; said clip comprising a pair of mutually confronting jaws integrally rooted on a common base and defining between them an open-ended recess capable of embracing said support, the jaws and their base being formed of a relatively rigid substance; said jaws having opposed converging free end surfaces providing a constricted entry to said recess and the interior of said jaws forming together angularly related surfaces shaped to accommodate corners of the said polygonal support when said socket is mounted thereon and for securely positioning said socket on the polygonal support in various angular orientations relative to said support; said jaws being massive and strongly resistant to spreading to exert strong clamping pressure on an oversized support contained in said recess; at least one of said jaws having limited resilience to flex slightly under stress procuring limited spreading of said entry to permit passage of said support therethrough into said recess and thereafter to resume constriction of said entry to contain the support in the recess, the entry being relatively wide to permit passage of said support therethrough with only limited spreading of the said jaws; said clip being oriented on said socket to permit a plurality of such sockets to be mounted on the said support in spaced sideby-side relation with the bulbs projecting therefrom aligned and overhanging said support.
Claim 2
Dependent Claim 271 words
An electrical socket for mounting on a relatively thin linear polygonal support, said socket accommodating installation of an electric lamp with its bulb projecting from an open end thereof; a heavy duty clip on the exterior of said socket disengageably engageable with said support for mounting the socket thereon as aforesaid; said clip comprising a pair of mutually confronting jaws integrally rooted on a common base and defining between them an open-ended recess capable of embracing said support, the jaws and their base being formed of a relatively rigid substance; said jaws having opposed converging free end surfaces providing a constricted entry to said recess and the interior of said jaws forming together angularly related surfaces shaped to accommodate corners of the said polygonal support when said socket is mounted thereon and for securely positioning said socket on the polygonal support in various angular orientations relative to said support; said jaws being massive and strongly resistant to spreading to exert strong clamping pressure on an oversized support contained in said recess; at least one of said jaws having limited resilience to flex slightly under stress procuring limited spreading of said entry to permit passage of said support therethrough into said recess and thereafter to resume constriction of said entry to contain the support in the recess, the entry being relatively wide to permit passage of said support therethrough with only limited spreading of the said jaws; said clip being oriented on said socket to permit a plurality of such sockets to be mounted on the said support in spaced sideby-side relation with the bulbs projecting therefrom aligned and overhanging said support.
Claim 3
Dependent Claim 31 words
An electrical socket as claimed in claim 1 wherein: said clip is oriented on said socket with the axis of said recess substantially normal to the longitudinal axis of the socket.
Claim 4
Dependent Claim 38 words
An electrical socket as claimed in claim 1 wherein: at least one of said jaws is locally relieved intermediate its rooting on said base and its said free end assisting said jaw to flex under stress as aforesaid.
Claim 5
Dependent Claim 32 words
An electrical socket as claimed in claim 1 further including: a closure member carried on one of said jaws for effecting positive closure of said recess when said support is contained therein.
Claim 6
Dependent Claim 47 words
An electrical socket as claimed in claim 4 wherein said closure member is hingedly connected to one of said jaws; cooperating latch formations being provided on said closure member and the other one of said jaws disengageably engageable for effecting positive closure of said recess as aforesaid.
Claim 7
Dependent Claim 260 words
An electrical socket for mounting on a relatively thin linear support, said socket accommodating installation of an electric lamp with its bulb projecting from an open end thereof; a heavy duty clip on the exterior of said socket disengageably engageable with said support for mounting the socket thereon as aforesaid; said clip comprising a pair of mutually confronting jaws integrally rooted on a common base and defining between them an open-ended recess capable of embracing said support, the jaws and their base being formed of a relatively rigid substance; said jaws having opposed free ends providing a constricted entry to said recess; said jaws being massive and strongly resistant to spreading to exert strong clamping pressure on an oversized support contained in said recess; at least one of said jaws having limited resilience to flex slightly under stress procuring limited spreading of said entry to permit passage of said support therethrough into said recess and thereafter to resume constriction of said entry to contain the support in the recess, the entry being relatively wide to permit passage of said support therethrough with only limited spreading of the said jaws; said clip being oriented on said socket to permit a plurality of such sockets to be mounted on the said support in spaced side-by-side relation with the bulbs projecting therefrom aligned and overhanging said support; said base being constituted by an elongated double-ended tongue anchored at each of its ends to spaced-apart positions on said socket; said clip jaws being rooted as aforesaid on said tongue intermediate the said ends thereof.
Claim 8
Dependent Claim 260 words
An electrical socket for mounting on a relatively thin linear support, said socket accommodating installation of an electric lamp with its bulb projecting from an open end thereof; a heavy duty clip on the exterior of said socket disengageably engageable with said support for mounting the socket thereon as aforesaid; said clip comprising a pair of mutually confronting jaws integrally rooted on a common base and defining between them an open-ended recess capable of embracing said support, the jaws and their base being formed of a relatively rigid substance; said jaws having opposed free ends providing a constricted entry to said recess; said jaws being massive and strongly resistant to spreading to exert strong clamping pressure on an oversized support contained in said recess; at least one of said jaws having limited resilience to flex slightly under stress procuring limited spreading of said entry to permit passage of said support therethrough into said recess and thereafter to resume constriction of said entry to contain the support in the recess, the entry being relatively wide to permit passage of said support therethrough with only limited spreading of the said jaws; said clip being oriented on said socket to permit a plurality of such sockets to be mounted on the said support in spaced side-by-side relation with the bulbs projecting therefrom aligned and overhanging said support; said base being constituted by an elongated double-ended tongue anchored at each of its ends to spaced-apart positions on said socket; said clip jaws being rooted as aforesaid on said tongue intermediate the said ends thereof.
Claim 9
Dependent Claim 49 words
An electrical socket as claimed in claim 6 wherein: said tongue is integrally attachable by one of its said ends to a closed end of the socket remote from said open end and said other end of the tongue is anchorable to the socket at said open end thereof.
Claim 10
Dependent Claim 76 words
An electrical socket as claimed in claim 7 further including: an exterior channel on said socket at said closed end thereof wherein current carrying parts thereof are compressively electrically connectable to a power cord, and a plug complementing said socket engageable with said channel for maintaining compressive electrical connection between said parts and said power cord, said tongue being integral with said plug at that one of its said ends remote from the socket open end.
Claim 11
Dependent Claim 34 words
An electrical socket as claimed in claim 7 including: a receptacle on the exterior of said socket at said open end thereof; said receptacle providing said anchorage for said other end of said tongue.
Claim 12
Dependent Claim 50 words
An electrical socket as claimed in claim 1 further including: an auxiliary clip on said base adjacent said heavy duty clip, said auxiliary clip comprising a pair of jaws rooted on said base and one of said jaws being constituted by one of the jaws of said heavy duty clip.

References Cited (Backward Citations)

US3127229A Cited
US2299733A Cited
US2453695A Cited
US2572382A Cited
US2588288A Cited
US3154281A Cited
US3113754A Cited
FR1352504A Cited
US3506947A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-07-18 1976-01-17 1976-07-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-07-18 1980-01-17 1980-07-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-07-18 1984-01-17 1984-07-18 $7700.00 Window Closed / Lapsed

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