US5140504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor vehicle headlamp combined with clearance lamp
Assignee: Koito Manufacturing Co Ltd
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Filing: 1991-09-10
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Granted: 1992-08-18
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Expires: 2011-09-10
Abstract
Abstract A motor vehicle headlamp which employs a discharge lamp as its light source, and which is combined with a clearance lamp. The clearance lamp is provided in the front end portion of a space defined by a lamp body in such a manner that the clearance lamp is adjacent to the reflector, and a ballast circuit for energizing the discharge lamp is provided behind the clearance lamp inside the lamp body.
Inventors
- 👤 Osamu Sato
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:57
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/0088; B60Q1/0094; B60Q1/0029; B60Q1/0041; F; F21; F21S; F21S41/00; F21S41/10; F21S41/14; F21S41/17; F21S41/19; F21S41/192; F21W; F21W2103/00; F21W2103/10
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
102 words
In a motor vehicle headlamp having a clearance lamp in which a discharge bulb is mounted on a reflector inside a lamp body, the improvement wherein: a clearance lamp is comprising a second reflector and a light bulb is provided in a front end portion of a space defined by said lamp body in such a manner that said clearance lamp is adjacent to said reflector and a space is defined behind said clearance lamp adjacent said reflector, and a ballast circuit for exciting said discharge lamp is provided in said space defined behind said clearance lamp and inside said lamp body.
Claim 2
Dependent Claim
102 words
In a motor vehicle headlamp having a clearance lamp in which a discharge bulb is mounted on a reflector inside a lamp body, the improvement wherein: a clearance lamp is comprising a second reflector and a light bulb is provided in a front end portion of a space defined by said lamp body in such a manner that said clearance lamp is adjacent to said reflector and a space is defined behind said clearance lamp adjacent said reflector, and a ballast circuit for exciting said discharge lamp is provided in said space defined behind said clearance lamp and inside said lamp body.
Claim 3
Dependent Claim
138 words
A motor vehicle lamp in which a headlamp combined with a clearance lamp, comprising: a container-shaped lamp body defining a lamp chamber; a lens covering a front opening of said lamp body; a reflector assembly comprising first and second reflectors for producing headlamp beams and a third reflector for producing a clearance light, said third reflector being disposed between said first and second reflectors, and a space being defined within said lamp body behind said third reflector; an aiming mechanism supporting said reflector assembly within said lamp body; first and second discharge bulbs mounted in bulb insertion openings in said first and second reflectors, respectively; a ballast circuit for exciting said first and second discharge bulbs mounted in said space behind said third reflector; and wires for connecting said first and second discharge bulbs to said ballast circuit.
Claim 4
Dependent Claim
138 words
A motor vehicle lamp in which a headlamp combined with a clearance lamp, comprising: a container-shaped lamp body defining a lamp chamber; a lens covering a front opening of said lamp body; a reflector assembly comprising first and second reflectors for producing headlamp beams and a third reflector for producing a clearance light, said third reflector being disposed between said first and second reflectors, and a space being defined within said lamp body behind said third reflector; an aiming mechanism supporting said reflector assembly within said lamp body; first and second discharge bulbs mounted in bulb insertion openings in said first and second reflectors, respectively; a ballast circuit for exciting said first and second discharge bulbs mounted in said space behind said third reflector; and wires for connecting said first and second discharge bulbs to said ballast circuit.
Claim 5
Dependent Claim
154 words
A motor vehicle lamp in which a headlamp combined with a clearance lamp, comprising: a container-shaped lamp body defining a lamp chamber; a lens covering a front opening of said lamp body; first and second reflectors mounted in said lamp body for producing headlamp beams; a third reflector for producing a clearance light, said third reflector being mounted in said lamp body between said second reflector and side of said lamp body, a space being defined behind and between said second and third reflectors; first and second aiming mechanisms for supporting said first and second reflector within said lamp body; first and second discharge bulbs mounted in bulb insertion openings in said first and second reflectors, respectively; a ballast circuit for exciting said first and second discharge bulbs mounted in said space behind and between said second and third reflectors; and wires for connecting said first and second discharge bulbs to said ballast circuit.
Claim 6
Dependent Claim
154 words
A motor vehicle lamp in which a headlamp combined with a clearance lamp, comprising: a container-shaped lamp body defining a lamp chamber; a lens covering a front opening of said lamp body; first and second reflectors mounted in said lamp body for producing headlamp beams; a third reflector for producing a clearance light, said third reflector being mounted in said lamp body between said second reflector and side of said lamp body, a space being defined behind and between said second and third reflectors; first and second aiming mechanisms for supporting said first and second reflector within said lamp body; first and second discharge bulbs mounted in bulb insertion openings in said first and second reflectors, respectively; a ballast circuit for exciting said first and second discharge bulbs mounted in said space behind and between said second and third reflectors; and wires for connecting said first and second discharge bulbs to said ballast circuit.
Claim 7
Dependent Claim
147 words
A motor vehicle lamp in which a headlamp combined with a clearance lamp, comprising: a container-shaped lamp body defining a lamp chamber; a lens covering a front opening of said lamp body; a reflector assembly comprising first and second reflectors for producing headlamp beams and a third reflector for producing a clearance light, said third reflector being disposed between said first and second reflectors, and a space being defined within said lamp body behind said third reflector; an aiming mechanism supporting said reflector assembly within said lamp body; first and second bulbs mounted in bulb insertion openings in said first and second reflectors, respectively, at least one of said bulbs being a discharge bulb; a ballast circuit for exciting said first and second discharge bulbs mounted in said space behind said third reflector; and wires for connecting said first and second discharge bulbs to said ballast circuit.
Claim 8
Dependent Claim
147 words
A motor vehicle lamp in which a headlamp combined with a clearance lamp, comprising: a container-shaped lamp body defining a lamp chamber; a lens covering a front opening of said lamp body; a reflector assembly comprising first and second reflectors for producing headlamp beams and a third reflector for producing a clearance light, said third reflector being disposed between said first and second reflectors, and a space being defined within said lamp body behind said third reflector; an aiming mechanism supporting said reflector assembly within said lamp body; first and second bulbs mounted in bulb insertion openings in said first and second reflectors, respectively, at least one of said bulbs being a discharge bulb; a ballast circuit for exciting said first and second discharge bulbs mounted in said space behind said third reflector; and wires for connecting said first and second discharge bulbs to said ballast circuit.
Claim 9
Dependent Claim
163 words
A motor vehicle lamp in which a headlamp combined with a clearance lamp, comprising: a container-shaped lamp body defining a lamp chamber; a lens covering a front opening of said lamp body; first and second reflectors mounted in said lamp body for producing headlamp beams; a third reflector for producing a clearance light, said third reflector being mounted in said lamp body between said second reflector and side of said lamp body, a space being defined behind and between said second and third reflectors; first and second aiming mechanisms for supporting said first and second reflector within said lamp body; first and second bulbs mounted in bulb insertion openings in said first and second reflectors, respectively, at least one of said bulbs being a discharge bulb; a ballast circuit for exciting said first and second discharge bulbs mounted in said space behind and between said second and third reflectors; and wires for connecting said first and second discharge bulbs to said ballast circuit.
Claim 10
Dependent Claim
163 words
A motor vehicle lamp in which a headlamp combined with a clearance lamp, comprising: a container-shaped lamp body defining a lamp chamber; a lens covering a front opening of said lamp body; first and second reflectors mounted in said lamp body for producing headlamp beams; a third reflector for producing a clearance light, said third reflector being mounted in said lamp body between said second reflector and side of said lamp body, a space being defined behind and between said second and third reflectors; first and second aiming mechanisms for supporting said first and second reflector within said lamp body; first and second bulbs mounted in bulb insertion openings in said first and second reflectors, respectively, at least one of said bulbs being a discharge bulb; a ballast circuit for exciting said first and second discharge bulbs mounted in said space behind and between said second and third reflectors; and wires for connecting said first and second discharge bulbs to said ballast circuit.
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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) | 1995-08-18 | 1996-02-17 | 1996-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-08-18 | 2000-02-17 | 2000-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-08-18 | 2004-02-17 | 2004-08-18 | $7700.00 | Window Closed / Lapsed |