US4195245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed beam lamp for automobile
Assignee: Stanley Electric Co Ltd
•
Filing: 1978-06-12
•
Granted: 1980-03-25
•
Expires: 1998-06-12
Abstract
Abstract A sealed beam lamp for an automobile which is provided with a halogen bulb having a plurality of filaments. The filaments are arranged in a vertical direction to a rotary axis of a reflector of the sealed beam lamp.
Inventors
- 👤 Hideo Miyazawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:16
CPC Classifications
H; H01; H01K; H01K9/00; H01K9/08; F; F21; F21S; F21S41/00; F21S41/10; F21S41/14; F21S41/162; F21S41/164; F21S41/168
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
63 words
A sealed beam lamp for an automobile comprising: a reflector having a rotary axis, a halogen bulb mounted on said reflector, and a plurality of filaments disposed in said halogen bulb, said plurality of filaments being arranged one above the other in a substantially vertical direction substantially on a common line running in a direction perpendicular to said rotary axis of said reflector.
Claim 2
Dependent Claim
63 words
A sealed beam lamp for an automobile comprising: a reflector having a rotary axis, a halogen bulb mounted on said reflector, and a plurality of filaments disposed in said halogen bulb, said plurality of filaments being arranged one above the other in a substantially vertical direction substantially on a common line running in a direction perpendicular to said rotary axis of said reflector.
Claim 3
Dependent Claim
28 words
A sealed beam lamp according to claim 1, wherein said plurality of filaments comprises a high beam filament for running and a low beam filament for opposed vehicles.
Claim 4
Dependent Claim
29 words
A sealed beam lamp according to claim 2, wherein both of said filaments are arranged by shifting them up and down at the same position in said halogen bulb.
Claim 5
Dependent Claim
31 words
A sealed beam lamp according to either of claims 1 or 2 wherein said rotary axis is generally horizontal and said line on which said filaments are arrranged is generally vertical.
Claim 6
Dependent Claim
34 words
A sealed beam lamp according to claim 4 wherein each of said filaments is an elongated filament having an axis which is substantially colinear with said generally vertical line on which they are arranged.
Claim 7
Dependent Claim
32 words
A sealed beam lamp according to claim 1 wherein each of said filaments is an elongated filament having an axis which is substantially colinear with said line on which they are arranged.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-03-25 | 1983-09-24 | 1984-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-03-25 | 1987-09-24 | 1988-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-03-25 | 1991-09-24 | 1992-03-25 | $7700.00 | Window Closed / Lapsed |