Patent US2400819A successfully refreshed from Google Patents.
Patent US4403277A successfully refreshed from Google Patents.
US4403277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Industrial lighting illumination
Assignee: Cooper Industries LLC
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Filing: 1981-01-30
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Granted: 1983-09-06
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Expires: 2001-01-30
Abstract
Abstract An industrial lighting luminaire including a ballast housing, a reflector and a reflector support securing the reflector to the ballast housing. The transformer forms a portion of the outer surface of the ballast housing which is adapted to accommodate transformers of varying size and the reflector support forms a hinge-like snap closable connection with the reflector. A mounting plate hooks onto and forms a top cover for the ballast housing.
Inventors
- 👤 William R. Eargle, Jr.
- 👤 Winfried N. Westermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:22
CPC Classifications
F; F21; F21V; F21V17/00; F21V17/10; F21V17/16; F21V17/164; F21V23/00; F21V23/02
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
56 words
An industrial lighting luminaire comprising in combination, a ballast housing, a reflector and a reflector support securing said reflector to said ballast housing, said ballast housing including a transformer and a pair of side housing compartments secured to said transformer, said transformer forming a part of the front and rear exterior surfaces of said ballast housing.
Claim 2
Dependent Claim
56 words
An industrial lighting luminaire comprising in combination, a ballast housing, a reflector and a reflector support securing said reflector to said ballast housing, said ballast housing including a transformer and a pair of side housing compartments secured to said transformer, said transformer forming a part of the front and rear exterior surfaces of said ballast housing.
Claim 3
Dependent Claim
122 words
The industrial lighting luminaire according to claim 1 wherein said reflector has a dome shape and a central socket receiving aperture in the top thereof and a pair of smaller apertures adjacent said central aperture, said reflector support including a pair of adjustable latch means including at least one upturned tab means and at least one finger tab means on the ends thereof constructed and arranged to extend through said central socket receiving aperture in said reflector, said upturned tab means extending back through each of said smaller apertures in said reflector thereby supporting one side of said reflector, said finger tab means interacting with the edge of said central socket receiving aperture to thereby support the other side of said reflector.
Claim 4
Dependent Claim
31 words
The industrial lighting luminaire according to claim 2 wherein said pair of adjustable latch means is adjustable relative to said ballast housing to provide differing light distribution patterns from said luminaire.
Claim 5
Dependent Claim
64 words
An industrial lighting luminaire according to claim 1 wherein said ballast housing further includes a back cover secured between said pair of said housing compartments and overlying said transformer, said back cover including an elongated slot therein; and a combination top cover and mounting plate including a re-entrant flange extending through said slot in said back cover forming a hinge for said top cover.
Claim 6
Dependent Claim
41 words
An industrial lighting luminaire according to claim 4 wherein said top cover also includes an overhanging front cover portion, whereby said front cover portion, in combination with said back cover, defines a wiring compartment between said pair of side housing compartments.
Claim 7
Dependent Claim
59 words
An industrial lighting luminaire according to claim 5 wherein said front cover portion of said top cover includes an elongated V-shaped latching portion and said side housing compartments include flanges thereon having recesses therein, whereby said top cover is latched in a closed position by the interaction of said elongated V-shaped latching portion and said recesses in said flanges.
Claim 8
Dependent Claim
125 words
An industrial lighting luminaire comprising in combination, a ballast housing, a reflector and a reflector support securing said reflector to said ballast housing; said ballast housing including a combination top cover and mounting plate element having a re-entrant flange on one end thereof and a V-shaped latching means on the end remote from said re-entrant flange, a slot in one side of said ballast housing and a pair of flanges on the other side of said ballast housing, said flanges including a recess therein; said re-entrant flange insertable in said slot to form a hinge therewith and said V-shaped latching means adapted to coact with said recesses in said flanges to secure said top cover and mounting plate to the remainder of said ballast housing.
Claim 9
Dependent Claim
125 words
An industrial lighting luminaire comprising in combination, a ballast housing, a reflector and a reflector support securing said reflector to said ballast housing; said ballast housing including a combination top cover and mounting plate element having a re-entrant flange on one end thereof and a V-shaped latching means on the end remote from said re-entrant flange, a slot in one side of said ballast housing and a pair of flanges on the other side of said ballast housing, said flanges including a recess therein; said re-entrant flange insertable in said slot to form a hinge therewith and said V-shaped latching means adapted to coact with said recesses in said flanges to secure said top cover and mounting plate to the remainder of said ballast housing.
Claim 10
Dependent Claim
24 words
The industrial lighting luminaire according to claim 7 wherein said top cover and mounting plate includes a central aperture therethrough for mounting said luminaire.
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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) | 1986-09-05 | 1987-03-07 | 1987-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-09-05 | 1991-03-07 | 1991-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-09-05 | 1995-03-07 | 1995-09-06 | $7700.00 | Window Closed / Lapsed |