Patent US4255739A successfully refreshed from Google Patents.
US4255739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for the indication of different operating conditions of motor vehicles
Assignee: Mannesmann VDO AG
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Filing: 1979-06-29
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Granted: 1981-03-10
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Expires: 1999-06-29
Abstract
Abstract Device for the indication of different operating conditions of motor vehicles, particularly automobiles, with a number of light sources which are coordinated to the individual operating conditions, a corresponding number of focusing hoods receiving the light sources, the focusing hoods being arranged in a row adjacent to one another, an inspection glass covering the focusing hoods on its end which faces the observer and a strip printed with symbols, which strip is insertable between the focusing hoods and the inspection glass, the strip being translucent to light at least in the area of the symbols, and means for pressing the strip on the front sides of the focusing hoods. Elevations projecting against the inspection glass are engraved into the strip.
Inventors
- 👤 Wilhelm-Ludwig Lang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 18:21
CPC Classifications
B; B60; B60K; B60K35/00; B60K35/20
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
141 words
A device for the indication of different operating conditions of motor vehicles, particularly automobiles, comprising a number of light sources which are coordinated to individual operating conditions, a corresponding number of separate focusing hoods receiving the light sources, respectively, the focusing hoods being arranged in a longitudinal row adajcent to one another and having front sides, an inspection glass covering the focusing hoods on the front sides thereof constituting an end which faces the observer, a thin flexible longitudinally elongated strip printed with symbols, the strip being insertable between the focusing hoods and the inspection glass, the strip being in translucent to light at least in the area of the symbols, said strip forming elevations engraved into the strip, said elevations projecting against the inspection glass and constituting means for pressing the strip on the front sides of the focusing hoods.
Claim 2
Independent Claim
141 words
A device for the indication of different operating conditions of motor vehicles, particularly automobiles, comprising a number of light sources which are coordinated to individual operating conditions, a corresponding number of separate focusing hoods receiving the light sources, respectively, the focusing hoods being arranged in a longitudinal row adajcent to one another and having front sides, an inspection glass covering the focusing hoods on the front sides thereof constituting an end which faces the observer, a thin flexible longitudinally elongated strip printed with symbols, the strip being insertable between the focusing hoods and the inspection glass, the strip being in translucent to light at least in the area of the symbols, said strip forming elevations engraved into the strip, said elevations projecting against the inspection glass and constituting means for pressing the strip on the front sides of the focusing hoods.
Claim 3
Dependent Claim
19 words
The device as set forth in claim 1, wherein said elevations are arranged along longitudinal edges of said strip.
Claim 4
Dependent Claim
27 words
The device as set forth in claim 1, wherein individual sections of said strip are provided with said symbols, said elevations are arranged between said individual sections.
Claim 5
Independent Claim
16 words
The device as set forth in claims 1, 2 or 3, wherein said elevations are rib-shaped.
Claim 6
Independent Claim
17 words
The device as set forth in claims 1, 2 or 3, wherein said elevations are substantially point-shaped.
Claim 7
Dependent Claim
83 words
The device as set forth in claim 1, further comprising a housing having an interior surface forming with inwardly projecting guide ledges, said focusing hoods are mounted with said front sides between said guide ledges, said inspection glass is mounted in said housing, aligned with said guide ledges, spaced from said front sides of said focusing hoods by a spacing smaller than the thickness of said strip including and through said elevations, said strip is disposed between said guide ledges in said spacing.
Claim 8
Dependent Claim
16 words
The device as set forth in claim 6, wherein said focusing hoods are circular in cross-section.
Claim 9
Dependent Claim
16 words
The device as set forth in claim 6, wherein said focusing hoods are rectangular in cross-section.
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) | 1984-03-09 | 1984-09-08 | 1985-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-03-09 | 1988-09-08 | 1989-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-03-09 | 1992-09-08 | 1993-03-10 | $7700.00 | Window Closed / Lapsed |