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US4262228A Expired / Lapsed US ⏱️ 0.0 years remaining

Electric lamp with U-shaped support wires

Assignee: Cooper Industries LLC
•
Filing: 1979-07-18
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Granted: 1981-04-14
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Expires: 1999-07-18
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Abstract

Abstract An electric lamp including a reflector and a lens secured together to define an enclosure therebetween. A bulb is supported in the enclosure by support wires. Each support wire has a substantially U-shaped portion, and the base portion of the bulb is engaged in the substantially U-shaped portions of the support wires.

Inventors

  • 👤 Oliver B. Cruse

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 00:31
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/42; H01K1/46

Claims Analysis

Total Claims: 18
Claim 1
Independent Claim 80 words
An electric lamp, comprising: (a) a reflector; (b) a lens secured to said reflector to define an enclosure therebetween; (c) a bulb disposed in said enclosure, said bulb having an envelope portion containing a filament and a base portion; (d) a pair of support wires supporting said bulb in said enclosure, each of said support wires having a substantially U-shaped portion; and (e) said base portion of said bulb being engaged in the substantially U-shaped portions of said support wires.
Claim 2
Dependent Claim 80 words
An electric lamp, comprising: (a) a reflector; (b) a lens secured to said reflector to define an enclosure therebetween; (c) a bulb disposed in said enclosure, said bulb having an envelope portion containing a filament and a base portion; (d) a pair of support wires supporting said bulb in said enclosure, each of said support wires having a substantially U-shaped portion; and (e) said base portion of said bulb being engaged in the substantially U-shaped portions of said support wires.
Claim 3
Dependent Claim 40 words
The electric lamp defined in claim 1, wherein: (a) each of said support wires has a leg connected to said reflector; and (b) said bulb has a pair of lead wires connected to said filament and to said support wires.
Claim 4
Dependent Claim 45 words
The electric lamp defined in claim 2, wherein: (a) said base portion of said bulb has grooves formed therein; and (b) the legs of the U-shaped portions of said support wires are disposed in said grooves wereby said bulb is rigidly supported in said enclosure.
Claim 5
Dependent Claim 58 words
The electric lamp defined in claim 2, wherein: (a) said base portion of said bulb has flat portions engaged between the legs of the U-shaped portions of said support wires; and (b) each of said support wires has another leg in abutment with said base portion of said bulb whereby said bulb is rigidly supported in said enclosure.
Claim 6
Dependent Claim 71 words
The electric lamp defined in claim 1, wherein each of said support wires includes: (a) a first leg connected to said reflector; (b) a second leg connected to said first leg at a right angle; (c) a third leg connected to said second leg at an obtuse angle; (d) a fourth leg connected to said third leg at an acute angle; and (e) said U-shaped portion connected to said fourth leg.
Claim 7
Dependent Claim 67 words
The electric lamp defined in claim 1, wherein each of said support wires includes: (a) a first leg connected to aid reflector; (b) a second leg connected to said first leg at a right angle; (c) a third leg connected to said second leg at a right angle; (d) a curved portion connected to said third leg; and (e) said U-shaped portion connected to said curved portion.
Claim 8
Dependent Claim 86 words
In a vehicle head lamp of the type including a reflector, a lens secured to said reflector to define an enclosure therebetween, a bulb disposed in said enclosure, said bulb having an envelope portion containing a filament and a base portion, said a pair of support wires supporting said bulb in said enclosure, the improvement comprising: (a) each of said support wires having a substantially U-shaped portion; and (b) said base portion of said bulb being engaged in the substantially U-shaped portions of said support wires.
Claim 9
Dependent Claim 86 words
In a vehicle head lamp of the type including a reflector, a lens secured to said reflector to define an enclosure therebetween, a bulb disposed in said enclosure, said bulb having an envelope portion containing a filament and a base portion, said a pair of support wires supporting said bulb in said enclosure, the improvement comprising: (a) each of said support wires having a substantially U-shaped portion; and (b) said base portion of said bulb being engaged in the substantially U-shaped portions of said support wires.
Claim 10
Dependent Claim 39 words
The improvement defined in claim 7, wherein: (a) each of said support wires has a leg connected to said reflector; and (b) said bulb has a pair of lead wires connected to said filament and to said support wires.
Claim 11
Dependent Claim 44 words
The improvement defined in claim 8, wherein; (a) said base portion of said bulb has grooves formed therein; and (b) the legs of the U-shaped portions of said support wires are disposed in said grooves whereby said bulb is rigidly supported in said enclosure.
Claim 12
Dependent Claim 57 words
The improvement defined in claim 8, wherein: (a) said base portion of said bulb has flat portions engaged between the legs of the U-shaped portions of said support wires; and (b) each of said support wires has another leg in abutment with said base portion of said bulb whereby said bulb is rigidly supported in said enclosure.
Claim 13
Dependent Claim 74 words
In an electric lamp of the type including a bulb having an envelope containing a filament and a generally flat base, and a pair of support wires for supporting said bulb, the improvement comprising each of said support wires having a substantially U-shaped portion, and said flat base of said bulb being engaged between the legs of the substantially U-shaped portions of said support wires so that said U-shaped portions straddle said flat base.
Claim 14
Dependent Claim 74 words
In an electric lamp of the type including a bulb having an envelope containing a filament and a generally flat base, and a pair of support wires for supporting said bulb, the improvement comprising each of said support wires having a substantially U-shaped portion, and said flat base of said bulb being engaged between the legs of the substantially U-shaped portions of said support wires so that said U-shaped portions straddle said flat base.
Claim 15
Dependent Claim 34 words
The improvement defined in claim 11, wherein said bulb has a longitudinal axis, and the legs of the U-shaped portions of said support wires extend substantially parallel to the longitudinal axis of said bulb.
Claim 16
Dependent Claim 25 words
The improement defined in claim 11, wherein said bulb has lead wires connected to said filament and to the U-shaped portions of said support wires.
Claim 17
Dependent Claim 91 words
A vehicle headlamp comprising: (a) a reflector; (b) a lens secured to said reflector to define an enclosure therebetween; (c) a bulb disposed in said enclosure, said bulb having an envelope containing a filament and a generally flat base; (d) a pair of support wires supporting said bulb in said enclosure, each of said support wires having a substantially U-shaped portion; and (e) said flat base of said bulb being engaged between the legs of the U-shaped portions of said support wires so that said U-shaped portions straddle said flat base.
Claim 18
Dependent Claim 91 words
A vehicle headlamp comprising: (a) a reflector; (b) a lens secured to said reflector to define an enclosure therebetween; (c) a bulb disposed in said enclosure, said bulb having an envelope containing a filament and a generally flat base; (d) a pair of support wires supporting said bulb in said enclosure, each of said support wires having a substantially U-shaped portion; and (e) said flat base of said bulb being engaged between the legs of the U-shaped portions of said support wires so that said U-shaped portions straddle said flat base.

References Cited (Backward Citations)

US2851623A Cited
US3553520A Cited
US3917939A Cited
US3904904A Cited
US4171497A Cited
US4166232A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1984-04-13 1984-10-13 1985-04-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1988-04-13 1988-10-13 1989-04-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1992-04-13 1992-10-13 1993-04-14 $7700.00 Window Closed / Lapsed

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