Patent US4177502A successfully refreshed from Google Patents.
US4177502A
Expired / Lapsed
US
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Incandescent bar display module
Assignee: Simmonds Precision Products Inc
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Filing: 1977-07-19
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Granted: 1979-12-04
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Expires: 1997-07-19
Abstract
No abstract record available.
Inventors
- 👤 Benjamin E. Hiscock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:12
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/40; G01R13/404; G01R13/405
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
126 words
A display comprising a plurality of lighted segments aligned to form an incandescent bar display comprising, a lamp block having a base portion provided with an aligned row of apertures, said base portion merging into concave sidewalls to form parabolic reflectors; a plurality of incandescent lamps located in said aligned row of apertures means defining barrier plates mounted in a series of cuts arranged throughout the length of said block to sectionalize the block into separate reflectors for each lamp, cooling fins formed on outside of said lamp block to dissipate the heat generated by said incandescent lamps, an insulating connector block formed on the side of said block opposite from said parabolic reflectors; and means for connecting said lamps to a suitable source of power.
Claim 2
Dependent Claim
126 words
A display comprising a plurality of lighted segments aligned to form an incandescent bar display comprising, a lamp block having a base portion provided with an aligned row of apertures, said base portion merging into concave sidewalls to form parabolic reflectors; a plurality of incandescent lamps located in said aligned row of apertures means defining barrier plates mounted in a series of cuts arranged throughout the length of said block to sectionalize the block into separate reflectors for each lamp, cooling fins formed on outside of said lamp block to dissipate the heat generated by said incandescent lamps, an insulating connector block formed on the side of said block opposite from said parabolic reflectors; and means for connecting said lamps to a suitable source of power.
Claim 3
Dependent Claim
30 words
The incandescent bar display claimed in claim 1, further including a diffuser plate located across the parabolic reflectors to disperse the radiated and reflected light from said lamps and reflector.
Claim 4
Dependent Claim
18 words
The display as claimed in claim 2 wherein said diffuser plate is colored to color the transmitted light.
Claim 5
Dependent Claim
35 words
The display as claimed in claim 3 wherein the said connector block is made integral with said lamp block and including a plurality of pins for connecting said incandescent lamps to said source of power.
Claim 6
Dependent Claim
27 words
The display claimed in claim 4, wherein said lamp block is provided with a tongue and groove configuration which serves to connect the insulating connector block thereto.
Claim 7
Dependent Claim
23 words
The display as claimed in claim 5 wherein the pins are arranged so as to connect alternate incandescent lamps to separate power sources.
Claim 8
Dependent Claim
22 words
The display claimed in claim 1, wherein said base portion further defines a rectangular groove extending the length of said lamp block.
References Cited (Backward Citations)
US1904132A
Cited
US2764751A
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US2843845A
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US3500036A
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US3598984A
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US3831020A
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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) | 1982-12-03 | 1983-06-04 | 1983-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-12-03 | 1987-06-04 | 1987-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-12-03 | 1991-06-04 | 1991-12-04 | $7700.00 | Window Closed / Lapsed |