Patent US5211368A successfully refreshed from Google Patents.
US5211368A
Expired / Lapsed
US
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Angle adjusting device for a display device
Assignee: NHK Spring Co Ltd
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Filing: 1990-12-27
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Granted: 1993-05-18
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Expires: 2010-12-27
Abstract
Abstract An angle adjusting device for a display device, wherein at least one coil spring having a free end and another end fixed on a rotatable axis is mounted closely on the inner wall of a fixed axis so as not to expose, and the angle of inclination of a display device is adjusted by a locking torque between the fixed axis and the coil spring.
Inventors
- 👤 Yoshiharu Kitamura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:40
CPC Classifications
G; G06; G06F; G06F1/00; G06F1/16; G06F1/1613; G06F1/1633; G06F1/1675; G06F1/1681; G06F1/1615; G06F1/1616; E; E05; E05D; E05D11/00; E05D11/08; E05D11/082; E05D11/084; E05Y; E05Y2999/00; Y; Y10; Y10S; Y10S248/00; Y10S248/917; Y10S248/919; Y10S248/922; Y10S248/923; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32819; Y10T403/32827; Y10T403/70; Y10T403/7062
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
79 words
An angle adjusting device for a display device comprising: a channel type bearing; a tube type fixed axis having a small diameter portion fitted in said bearing and a large inner diameter portion on another end; a tube type rotatable axis having a small diameter portion and rotatably inserted in said fixed axis; and a coil spring having free ends and mounted closely on the inner walls of said tube type fixed axis and said tube type rotatable axis.
Claim 2
Dependent Claim
79 words
An angle adjusting device for a display device comprising: a channel type bearing; a tube type fixed axis having a small diameter portion fitted in said bearing and a large inner diameter portion on another end; a tube type rotatable axis having a small diameter portion and rotatably inserted in said fixed axis; and a coil spring having free ends and mounted closely on the inner walls of said tube type fixed axis and said tube type rotatable axis.
Claim 3
Dependent Claim
26 words
An angle adjusting device according to claim 1, wherein said tube type fixed axis not having a large inner diameter portion is fitted in said bearing.
Claim 4
Dependent Claim
50 words
An angle adjusting device according to claim 1, wherein said tube type rotatable axis having a coupling portion, a small diameter portion with a groove is rotatably inserted in a pair of collars located on the both sides of said spring mounted on the inner wall of said fixed axis.
Claim 5
Dependent Claim
37 words
An angle adjusting device according to claim 1, wherein said coil spring having a hook portion on the both ends thereof inserted in said groove formed on said small diameter portion of said tube type rotatable axis.
Claim 6
Dependent Claim
31 words
An angle adjusting device according to claim 1, wherein a plurality of coil spring wound in different direction are mounted closely on the inner wall of said tube type fixed axis.
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) | 1996-05-17 | 1996-11-16 | 1997-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-05-17 | 2000-11-16 | 2001-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-05-17 | 2004-11-16 | 2005-05-18 | $7700.00 | Window Closed / Lapsed |