Patent US668771A successfully refreshed from Google Patents.
US3750102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-retracting type seat belt device for vehicle use
Assignee: Honda Motor Co Ltd
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Filing: 1972-06-08
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Granted: 1973-07-31
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Expires: 1992-06-08
Abstract
Abstract A self-retracting type seat belt device which is adapted to keep an appropriate slack in the seat belt applied around the user''s body. The seat belt comprises a buckle including one buckle member movable on the vehicle body and normally biased to assume an extended position. The buckle member is temporarily retracted to lock the belt winder under the engaging pressure of the other buckle member secured to the free end of the seat belt when the belt is buckled up.
Inventors
- 👤 M Okada
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:11
CPC Classifications
B; B60; B60R; B60R22/00; B60R22/34; B60R22/347; B60R22/35; B60R22/357; B60R22/44
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
175 words
A seat belt device for vehicle use comprising a seat belt, a belt winder connected to said seat belt to urge the belt to retracted position, buckle means including a first buckle member secured to a free end of the seat belt, and a second buckle member engageable with the first buckle member and supported from the vehicle for back and forth movement over a predetermined distance, spring means acting on the second buckle member to urge the same to a forwardly extended position, the second buckle member being retractable against the opposition of the spring means under the pressure of the first buckle member when the buckle members are engaged, locking means coupled to the second buckle member to lock the belt winder when the first buckle member is engaged with the second buckle member and the seat belt has been previously pulled out around the user''s body, said second buckle member including lost motion means for slackening the seat belt after the buckle members have been engaged and subsequently released from manual engagement.
Claim 2
Dependent Claim
175 words
A seat belt device for vehicle use comprising a seat belt, a belt winder connected to said seat belt to urge the belt to retracted position, buckle means including a first buckle member secured to a free end of the seat belt, and a second buckle member engageable with the first buckle member and supported from the vehicle for back and forth movement over a predetermined distance, spring means acting on the second buckle member to urge the same to a forwardly extended position, the second buckle member being retractable against the opposition of the spring means under the pressure of the first buckle member when the buckle members are engaged, locking means coupled to the second buckle member to lock the belt winder when the first buckle member is engaged with the second buckle member and the seat belt has been previously pulled out around the user''s body, said second buckle member including lost motion means for slackening the seat belt after the buckle members have been engaged and subsequently released from manual engagement.
Claim 3
Dependent Claim
26 words
A seat belt device as claimed in claim 1 comprising an electrical circuit including a signal means for indicating lack of engagement of the buckle members.
Claim 4
Dependent Claim
29 words
A seat belt device as claimed in claim 2 comprising means connected to said second buckle member for opening said circuit when said buckle members have been engaged together.
Claim 5
Dependent Claim
54 words
A seat belt device as claimed in claim 1 wherein said second buckle member comprises a tubular member, and means within said tubular member coupled to said locking means for operating the latter when the buckle members are engaged and the second buckle member is retracted under the pressure of the first buckle member.
Claim 6
Dependent Claim
27 words
A seat belt device as claimed in claim 4 wherein said lost motion means comprises a pin and slot connection between the tubular member and the vehicle.
Claim 7
Dependent Claim
51 words
A seat belt device as claimed in claim 4 wherein said means for operating said locking means comprises a displaceable rod, a tube within said tubular member and slidably receiving said rod, said tube and rod having a pin and slot connection, and means operatively connecting the locking means and tube.
Claim 8
Dependent Claim
47 words
A seat belt device as claimed in claim 6 wherein said locking means comprises a pivotally mounted pawl lever, said belt winder including a ratchet wheel facing said pawl lever to be locked thereby when the buckle members are engaged and the second buckle member is retracted.
Claim 9
Dependent Claim
43 words
A seat belt device as claimed in claim 7 comprising means for locking said pawl lever in disengaged position from said ratchet wheel, and means for releasing the pawl lever when the buckle members are engaged and the second buckle member is retracted.
Claim 10
Dependent Claim
17 words
A seat belt device as claimed in claim 7 comprising releasable locking means between said buckle members.
Claim 11
Dependent Claim
61 words
A seat belt device as claimed in claim 7 comprising an electrical circuit including a signal means for indiating lack of engagement of the buckle members, said circuit including a switch means facing said pawl lever for being opened when the pawl lever is engaged with the ratchet wheel and closed when the pawl lever is disengaged from the ratchet wheel.
References Cited (Backward Citations)
US3712401A
Cited
US3717216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-07-30 | 1977-01-29 | 1977-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-30 | 1981-01-29 | 1981-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-30 | 1985-01-29 | 1985-07-31 | $7700.00 | Window Closed / Lapsed |