US4130255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Passenger restraining belt retractor
Assignee: Toyota Motor Corp
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Filing: 1977-07-22
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Granted: 1978-12-19
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Expires: 1997-07-22
Abstract
Abstract A passenger restraining belt retractor for winding up two restraining belts on a single retractor shaft of retractor one over the other including a base, a retractor shaft rotatably supported by the base for winding up the two belts thereon, a bail roller pressed by a bias means against the unrolled portions of the restraining belts which are wound up on the retractor shaft.
Inventors
- 👤 Shiro Sasaki
- 👤 Jun Yasumatsu
- 👤 Kazuhisa Tatematsu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:55
CPC Classifications
B; B60; B60R; B60R22/00; B60R22/34; B60R22/18; B60R2022/1818; B60R2022/1825; B60R2022/3424
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
85 words
A restraining belt retractor comprising: a base; a retractor shaft rotatably supported by said base; two restraining belts secured to said retractor shaft; first bias means mounted between said base and said retractor shaft for biasing said retractor shaft in the direction of belt retraction; and second bias means resiliently engaging with and pressing an unrolled portion of said two restraining belts against the wound up portions thereof for preventing slack in the belts whereby said two restraining belts are extended substantially the same amount.
Claim 2
Dependent Claim
85 words
A restraining belt retractor comprising: a base; a retractor shaft rotatably supported by said base; two restraining belts secured to said retractor shaft; first bias means mounted between said base and said retractor shaft for biasing said retractor shaft in the direction of belt retraction; and second bias means resiliently engaging with and pressing an unrolled portion of said two restraining belts against the wound up portions thereof for preventing slack in the belts whereby said two restraining belts are extended substantially the same amount.
Claim 3
Dependent Claim
22 words
A retractor according to claim 1 wherein the second bias means is a bail roller means being rotatably supported by said base.
Claim 4
Dependent Claim
62 words
A retractor according to claim 2 wherein the bail roller means comprises: a roller shaft rotatably supported by said base; a first arm fixed to said roller shaft; a bail roller rotatably coupled to said first arm; a second arm fixed to one end of said roller shaft; and a spring coupled between the end of said second arm and said base.
Claim 5
Dependent Claim
26 words
A retractor according to claim 1 wherein said two restraining belts formed by a single continuous belt folded back through an opening in a tongue plate.
Claim 6
Dependent Claim
16 words
A retractor according to claim 1 wherein said base is of generally U shape in cross-section.
References Cited (Backward Citations)
US3375495A
Cited
US3549203A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-12-18 | 1982-06-19 | 1982-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-12-18 | 1986-06-19 | 1986-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-12-18 | 1990-06-19 | 1990-12-19 | $7700.00 | Window Closed / Lapsed |