US4837669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low profile industrial luminaire
Assignee: ABL IP Holding LLC
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Filing: 1987-01-28
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Granted: 1989-06-06
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Expires: 2007-01-28
Abstract
Abstract A low profile HID light fixture comprising; a housing, means for mounting said housing, an optical assembly having a lamp contained therein, an electrical assembly having a ballast contained therein and means for mounting said optical assembly and said optical assembly and said electrical assembly in side by side relationship directly beneath said housing.
Inventors
- 👤 Terry M. Tharp
- 👤 David W. Roberts
- 👤 John C. McCartney
- 👤 John W. Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:11
CPC Classifications
F; F21; F21V; F21V23/00; F21S; F21S8/00; F21S8/04; F21S8/06
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
126 words
A low profile HID light fixture comprising; a housing, means for mounting said housing, an optical assembly having a lamp contained therein, an electrical assembly having a ballast contained therein and means for mounting said optical assembly and said electrical assembly in side by side relationship directly beneath said housing affording both independent and simultaneous access to each assembly for maintenance and replacement purposes, wherein said means for mounting said optical assembly in side by side relationship beneath said housing includes tracks formed in said housing and plates fixed to said optical assembly and said electrical assembly, said plates being adapted to ride in said tracks formed in said housing, and wherein each plate is mounted at ends of side housing opposite the other respective plate.
Claim 2
Dependent Claim
126 words
A low profile HID light fixture comprising; a housing, means for mounting said housing, an optical assembly having a lamp contained therein, an electrical assembly having a ballast contained therein and means for mounting said optical assembly and said electrical assembly in side by side relationship directly beneath said housing affording both independent and simultaneous access to each assembly for maintenance and replacement purposes, wherein said means for mounting said optical assembly in side by side relationship beneath said housing includes tracks formed in said housing and plates fixed to said optical assembly and said electrical assembly, said plates being adapted to ride in said tracks formed in said housing, and wherein each plate is mounted at ends of side housing opposite the other respective plate.
Claim 3
Dependent Claim
37 words
A low profile HID light fixture as recited in claim 1 wherein said track formed in said housing are shaped so as to permit said plates to slide in and out of said housing like a drawer.
Claim 4
Dependent Claim
70 words
A low profile HID light fixture as recited in claim 2 wherein said means for mounting said optical assembly and said electrical assembly means includes pivot means to allow the optical assembly and the electrical assembly to swing down while still being supported by said housing when said plates fixed to said optical assembly and said electrical assembly are slid out from contact with said tracks formed in said housing.
Claim 5
Dependent Claim
27 words
A low profile HID light fixture as recited in claim 3 wherein said pivot means includes hinges and posts about which one swings relative to the other.
Claim 6
Dependent Claim
27 words
A low profile HID light fixture as recited in claim 4 wherein said posts are fixed to said housing and said hinges are formed on said plates.
Claim 7
Dependent Claim
71 words
A low profile HID light fixture as recited in claim 5 wherein said electrical assembly and said optical assembly are each locked into place on said housing by a quarter turn fastener engaging a locking nut on a tab which is an integral part of the housings with the respective tabs and quarter turn fasteners offset to assure said electrical assembly and said optical assembly are installed on the correct sides.
Claim 8
Dependent Claim
24 words
A low profile HID light fixture as recited in claim 1 including means for balancing the weight of the fixture when it is hung.
Claim 9
Dependent Claim
47 words
A low profile HID light fixture as recited in claim 7 wherein said means for balancing said light fixture includes an adapter connected to a hanger said adapter being mounted on said housing in such a way so that its position on said housing can be adjusted.
Claim 10
Dependent Claim
45 words
A low profile HID light fixture as recited in claim 1 including two rows of tabs formed in the top of said housing and a flat sheet of high temperature polymer bowed to be installed between said two rows to form a wire access cover.
References Cited (Backward Citations)
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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) | 1992-06-05 | 1992-12-05 | 1993-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-06-05 | 1996-12-05 | 1997-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-06-05 | 2000-12-05 | 2001-06-06 | $7700.00 | Window Closed / Lapsed |