US4729500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Construction of a tape guide roller for a videocassette recorder
Assignee: LG Electronics Inc
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Filing: 1986-06-26
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Granted: 1988-03-08
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Expires: 2006-06-26
Abstract
Abstract A tape guide roller formed from a resin for a videocassette recorder comprises a roller body, a pair of flanges disposed at ends of the roller body, the pair of flanges being adapted to hold the roller body at a predetermined position on a shaft which is mounted to a body of the video cassette recorder, and an inertia ring made of a material generating a high inertia force, the inertia ring being secured to one end of the roller body whereby a tape utilized the tape guide roller can stably travel causing reduction of vibration of the tape guide roller.
Inventors
- 👤 Seong T. Gwon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:19
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/60; G11B15/605; G11B15/66; G11B15/665; G11B15/6653
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A tape guide roller for a video cassette recorder which comprises: a resin roller body, a pair of flanges disposed at ends of said roller body, said pair of flanges being adapted to hold said roller body at a predetermined position on a shaft which is mounted to a body of said videocassette recorder, and an inertia ring made of a material generating a high inertia force, said inertia ring being secured to one end of said roller body whereby a tape utilized by the tape guide roller can stably travel causing reduction of vibration of the tape guide roller.
Claim 2
Dependent Claim
100 words
A tape guide roller for a video cassette recorder which comprises: a resin roller body, a pair of flanges disposed at ends of said roller body, said pair of flanges being adapted to hold said roller body at a predetermined position on a shaft which is mounted to a body of said videocassette recorder, and an inertia ring made of a material generating a high inertia force, said inertia ring being secured to one end of said roller body whereby a tape utilized by the tape guide roller can stably travel causing reduction of vibration of the tape guide roller.
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) | 1991-03-08 | 1991-09-07 | 1992-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-03-08 | 1995-09-07 | 1996-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-03-08 | 1999-09-07 | 2000-03-08 | $7700.00 | Window Closed / Lapsed |