US5073845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorescent retrofit light fixture
Assignee: JANICE INDUSTRIS
•
Filing: 1989-04-10
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Granted: 1991-12-17
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Expires: 2009-04-10
Abstract
Abstract A retrofit unit for replacing conventional incandescent light bulbs with fluorescent, high pressure sodium, metal halide or similar light bulbs, tubes or sources. A hardwire ballast is used in conjunction with conventional light fixtures, including recessed fixtures, to permit the retrofit conversion from incandescent light sources.
Inventors
- 👤 Truman R. Aubrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:37
CPC Classifications
F; F21; F21S; F21S8/00; F21S8/02; F21S8/026; F21V; F21V19/00; F21V19/006; F21V19/0065; F21V19/0075; F21V19/0095; F21V23/00; F21V23/02; F21V21/00; F21V21/34; Y; Y02; Y02B; Y02B20/00; Y02B20/30
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
80 words
A retrofit lighting fixture comprising, a housing including a receptacle for receiving a light source, a splice box joined to said housing, connection means for making an electrical connection from an external power source to said receptacle in said housing via said splice box, and ballast means selectively connected to said splice box in situ, said ballast means is mechanically connected to and supported by said splice box, said ballast means is electrically interconnected in series with said connection means.
Claim 2
Dependent Claim
80 words
A retrofit lighting fixture comprising, a housing including a receptacle for receiving a light source, a splice box joined to said housing, connection means for making an electrical connection from an external power source to said receptacle in said housing via said splice box, and ballast means selectively connected to said splice box in situ, said ballast means is mechanically connected to and supported by said splice box, said ballast means is electrically interconnected in series with said connection means.
Claim 3
Dependent Claim
15 words
The fixture recited in claim 1 wherein, said connection means includes electrically conductive wire conductors.
Claim 4
Dependent Claim
15 words
The fixture recited in claim 1 wherein, said light source comprises a fluorescent light bulb.
Claim 5
Dependent Claim
16 words
The fixture recited in claim 1 wherein, said light source comprises an arc discharge light bulb.
Claim 6
Dependent Claim
17 words
The fixture recited in claim 1 wherein, said light source comprises a high pressure sodium light bulb.
Claim 7
Dependent Claim
16 words
The fixture recited in claim 1 wherein, said light source comprises a metal halide light bulb.
Claim 8
Dependent Claim
31 words
The fixture recited in claim 1 wherein, said light source includes a mounting adapter for connection with said receptacle, and a reflector which is adapted to be connected to said adapter.
Claim 9
Dependent Claim
31 words
The fixture recited in claim 1 wherein, said ballast means is a self contained unit including a ballast housing, and junction means for connecting said ballast housing to said splice box.
Claim 10
Dependent Claim
20 words
The fixture recited in claim 8 wherein, said ballast housing includes radiation means for dissipating heat from said ballast means.
Claim 11
Dependent Claim
15 words
The fixture recited in claim 8 wherein, said ballast housing is substantially cylindrical in configuration.
Claim 12
Dependent Claim
12 words
The fixture recited in claim 1 wherein, said housing includes a reflector.
Claim 13
Dependent Claim
21 words
The fixture recited in claim 11 wherein, said reflector substantially surrounds said receptacle to provide a reflector for said light source.
Claim 14
Dependent Claim
91 words
A light fixture including, light source means, receptacle means for receiving said light source means and establishing electrical contact therewith, reflector means adapted to be mounted to said receptacle means and to substantially enclose said light source means, ballast means mounted to and in electrical contact with said receptacle means, mounting means connected to said ballast means for supporting said ballast means and providing a connection means for receiving electrical power for said ballast means and said light source means, said mounting means is adapted to engage a track lighting system.
Claim 15
Dependent Claim
91 words
A light fixture including, light source means, receptacle means for receiving said light source means and establishing electrical contact therewith, reflector means adapted to be mounted to said receptacle means and to substantially enclose said light source means, ballast means mounted to and in electrical contact with said receptacle means, mounting means connected to said ballast means for supporting said ballast means and providing a connection means for receiving electrical power for said ballast means and said light source means, said mounting means is adapted to engage a track lighting system.
Claim 16
Dependent Claim
78 words
A retrofit lighting fixture comprising, a housing for receiving a light source, a splice box joined to said housing, connection means for making an electrical connection in said housing via said splice box, ballast means connected to said splice box in situ, said light source includes a mounting adapter for connection with said housing, and a reflector which is adapted to be connected to said adapter, said reflector and said adapter include mating end portions for interconnection thereof.
Claim 17
Dependent Claim
78 words
A retrofit lighting fixture comprising, a housing for receiving a light source, a splice box joined to said housing, connection means for making an electrical connection in said housing via said splice box, ballast means connected to said splice box in situ, said light source includes a mounting adapter for connection with said housing, and a reflector which is adapted to be connected to said adapter, said reflector and said adapter include mating end portions for interconnection thereof.
Claim 18
Dependent Claim
95 words
A light fixture including, light source means, receptacle means for receiving said light source means and making electrical contact therewith, reflector means adapted to substantially enclose said light source means and to be attached to said receptacle means, ballast means mounted at and electrically connected to said receptacle means, said ballast means is mounted at the exterior of said receptacle means, connector means for supplying electrical power to said light source means via said ballast means and said receptacle means, and glare shield means mounted at said receptacle means and substantially enclosing said reflector means.
Claim 19
Dependent Claim
95 words
A light fixture including, light source means, receptacle means for receiving said light source means and making electrical contact therewith, reflector means adapted to substantially enclose said light source means and to be attached to said receptacle means, ballast means mounted at and electrically connected to said receptacle means, said ballast means is mounted at the exterior of said receptacle means, connector means for supplying electrical power to said light source means via said ballast means and said receptacle means, and glare shield means mounted at said receptacle means and substantially enclosing said reflector means.
Claim 20
Dependent Claim
22 words
The fixture recited in claim 15 wherein, said reflector means is made of a mirrored glass element which surrounds said light source.
Claim 21
Dependent Claim
32 words
The fixture recited in claim 15 wherein, said ballast means is a self-contained unit including a ballast housing, and said ballast housing includes radiation means for dissipating heat from said ballast means.
Claim 22
Dependent Claim
41 words
The fixture recited in claim 15 wherein, said connector means includes mounting means connected to said ballast means for supporting said ballast means and providing a connection means for receiving electrical power for said ballast means and said light source means.
References Cited (Backward Citations)
DE241111C
Cited
US2678380A
Cited
US3815080A
Cited
US4327403A
Cited
US4374407A
Cited
US4403277A
Cited
US4520436A
Cited
US4791539A
Cited
US4688154A
Cited
US4507719A
Cited
US4591957A
Cited
US4816974A
Cited
US4855883A
Cited
US4723200A
Cited
US4750096A
Cited
GB2203527A
Cited
US4878159A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-12-16 | 1995-06-17 | 1995-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-12-16 | 1999-06-17 | 1999-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-12-16 | 2003-06-17 | 2003-12-17 | $7700.00 | Window Closed / Lapsed |