US5169228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cold light mirror lamp
Assignee: Leuchtenfabrik
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Filing: 1992-04-13
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Granted: 1992-12-08
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Expires: 2012-04-13
Abstract
Abstract A cold light mirror lamp which comprises of a mirror reflector (1), a low-voltage lamp (2) arranged in mirror reflector, and a cover glass (3) closing the light passage opening (9) of the mirror reflector (1). The cover glass (3) is detachably connected to the mirror reflector (1) via a bayonet connection (14) or a screw connection.
Inventors
- 👤 Hans-Jurgen Breitzler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:30
CPC Classifications
F; F21; F21V; F21V17/00; F21V17/10; F21V17/14; F21V7/00; F21V7/22; F21V7/24; F21V7/28
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
105 words
A metal oxide vaporized mirror lamp, comprising: a metal oxide vaporized mirror reflector formed of coated mineral glass for reflecting cold light and allowing infrared radiation to pass through, including a projection and an opposite light passage opening; an electrical connection insert positioned in said projection a low-voltage lamp arranged detachably connected to said insert by two connection pins; a cover plate formed of mineral glass, said cover plate closing said light passage opening of said mirror reflector; a bayonet connection including a mirror reflector bayonet element, formed integral with said mirror reflector and a cover plate bayonet element formed integral with said cover element.
Claim 2
Dependent Claim
105 words
A metal oxide vaporized mirror lamp, comprising: a metal oxide vaporized mirror reflector formed of coated mineral glass for reflecting cold light and allowing infrared radiation to pass through, including a projection and an opposite light passage opening; an electrical connection insert positioned in said projection a low-voltage lamp arranged detachably connected to said insert by two connection pins; a cover plate formed of mineral glass, said cover plate closing said light passage opening of said mirror reflector; a bayonet connection including a mirror reflector bayonet element, formed integral with said mirror reflector and a cover plate bayonet element formed integral with said cover element.
Claim 3
Dependent Claim
81 words
A metal oxide vaporized mirror lamp according to claim 1, wherein said mirror reflector bayonet element includes a beaded edge provided on said mirror reflector delimiting said light passage opening, said beaded edge including at least two recesses, said cover glass bayonet element including at least two essentially L-shaped projections having free ends which may be passed through said recesses in said beaded edge and extended behind said beaded edge after rotation of said cover glass relative to said mirror reflector.
Claim 4
Dependent Claim
111 words
A metal oxide vaporized mirror lamp, comprising: a metal oxide vaporized mirror reflector formed of coated mineral glass for reflecting cold light and allowing infrared radiation to pass through, said mirror reflector including a projection and an opposite light passage opening; an electrical connection insert positioned in said projection; a low voltage lamp arranged detachably connected to said insert by two connection pins; a cover plate formed of mineral glass, said cover plate closing said light passage opening of said mirror reflector; a screw connection including a mirror reflector screw connection element formed integral with said mirror reflector and a cover glass screw connection element formed integral with said cover plate.
Claim 5
Dependent Claim
111 words
A metal oxide vaporized mirror lamp, comprising: a metal oxide vaporized mirror reflector formed of coated mineral glass for reflecting cold light and allowing infrared radiation to pass through, said mirror reflector including a projection and an opposite light passage opening; an electrical connection insert positioned in said projection; a low voltage lamp arranged detachably connected to said insert by two connection pins; a cover plate formed of mineral glass, said cover plate closing said light passage opening of said mirror reflector; a screw connection including a mirror reflector screw connection element formed integral with said mirror reflector and a cover glass screw connection element formed integral with said cover plate.
Claim 6
Dependent Claim
56 words
A metal oxide vaporized mirror lamp according to claim 3, wherein said screw connection mirror reflector element includes outwardly directed thread elements provided on a bead edge delimiting the light passage opening of said mirror reflector and said screw connection cover plate inwardly directed thread elements provided on an axially extending ring of said cover glass.
Claim 7
Dependent Claim
34 words
A metal oxide vaporized mirror lamp according to claim 1, wherein a plurality of cover glass elements are provided, each with different optical and/or color properties, each being interchangeably connectable with said mirror reflector.
Claim 8
Dependent Claim
34 words
A metal oxide vaporized mirror lamp according to claim 3, wherein a plurality of cover glass elements are provided, each with different optical and/or color properties, each being interchangeably connectable with said mirror reflector.
Claim 9
Dependent Claim
127 words
A cold light mirror lamp comprising: a cold light mirror reflector including mineral glass coated to form a metal oxide vaporized mirror for reflecting cold light and allowing infrared radiation to pass through, said mirror reflector including a projection and an opposite light passage opening; an electrical connection insert positioned in said projection; a low voltage lamp positioned detachably connected to said insert by two connection pins; a cover plate formed of mineral glass, said cover plate closing said light passage opening of said mirror reflector; direct force locking connection means including a cover glass connection part formed integral with said cover glass and a mirror reflector connection part formed integral with said mirror reflector for direct force lockingly connecting said cover glass to said mirror reflector.
Claim 10
Dependent Claim
127 words
A cold light mirror lamp comprising: a cold light mirror reflector including mineral glass coated to form a metal oxide vaporized mirror for reflecting cold light and allowing infrared radiation to pass through, said mirror reflector including a projection and an opposite light passage opening; an electrical connection insert positioned in said projection; a low voltage lamp positioned detachably connected to said insert by two connection pins; a cover plate formed of mineral glass, said cover plate closing said light passage opening of said mirror reflector; direct force locking connection means including a cover glass connection part formed integral with said cover glass and a mirror reflector connection part formed integral with said mirror reflector for direct force lockingly connecting said cover glass to said mirror reflector.
Claim 11
Dependent Claim
92 words
A cold light mirror lamp according to claim 7, wherein said direct force locking connection means comprises a bayonet connection arrangement, said mirror reflector connection part including a beaded edge provided on said mirror reflector delimiting said light passage opening, said beaded edge including at least two recesses, said cover glass connection part including at least two substantially L-shaped projections having free ends, said free ends being passed through said recess to said beaded edge and extending behind said beaded edge after rotation of said cover glass relative to said mirror reflector.
Claim 12
Dependent Claim
62 words
A cold light mirror lamp according to claim 7, wherein said direct force locking connection means comprises a screw connection, said mirror reflector connection part includes an outwardly directed thread element provided on a bead edge delimiting said light passage opening and said cover plate connection part including inwardly directed thread elements provided on an axially extending ring of said cover glass.
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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) | 1995-12-08 | 1996-06-08 | 1996-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-12-08 | 2000-06-08 | 2000-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-12-08 | 2004-06-08 | 2004-12-08 | $7700.00 | Window Closed / Lapsed |