Seat belt apparatus
First Claim
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1. A seat belt apparatus for a transportation device, the transportation device having a door with a handle, a locking device and a linking rod operatively linking the handle with the locking device, comprising:
- a tongue secureable on one end of a seat belt;
buckle means engageable with the tongue;
means for releasing the tongue from engagement with the buckle means in response to opening of the door, the releasing means comprising a sliding member engageable at one end with the linking rod and at another end with the buckle means, the sliding member being adapted to slide in association with movement of the linking rod during opening of the door, whereby the sliding member operates the buckle means to release the tongue; and
means for preventing the releasing means from releasing the tongue from engagement with the buckle means when the transportation device accelerates or decelerates, comprising;
a pawl adapted to pivot, in response to acceleration or deceleration of the transportation device, about an axis which is transverse to the direction of movement of the transportation device,an actuator for interconnecting the pawl and the sliding member, the actuator having one end biased in contact with the pawl and being adapted to move the sliding member out of engagement with the linking rod when the pawl pivots in response to acceleration or deceleration, whereby the sliding member does not slide in association with movement of the linking rod during acceleration or deceleration of the transportation device.
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Abstract
A seat belt apparatus comprises an engaging device attached to a seat belt, a buckle device engagable with the engaging device, and a device for releasing the engagement between the engaging device and the buckle device in association with the opening operation of a door.
27 Citations
4 Claims
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1. A seat belt apparatus for a transportation device, the transportation device having a door with a handle, a locking device and a linking rod operatively linking the handle with the locking device, comprising:
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a tongue secureable on one end of a seat belt; buckle means engageable with the tongue; means for releasing the tongue from engagement with the buckle means in response to opening of the door, the releasing means comprising a sliding member engageable at one end with the linking rod and at another end with the buckle means, the sliding member being adapted to slide in association with movement of the linking rod during opening of the door, whereby the sliding member operates the buckle means to release the tongue; and means for preventing the releasing means from releasing the tongue from engagement with the buckle means when the transportation device accelerates or decelerates, comprising; a pawl adapted to pivot, in response to acceleration or deceleration of the transportation device, about an axis which is transverse to the direction of movement of the transportation device, an actuator for interconnecting the pawl and the sliding member, the actuator having one end biased in contact with the pawl and being adapted to move the sliding member out of engagement with the linking rod when the pawl pivots in response to acceleration or deceleration, whereby the sliding member does not slide in association with movement of the linking rod during acceleration or deceleration of the transportation device. - View Dependent Claims (2, 3, 4)
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Specification
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Current AssigneeNissan Motor Co., Ltd.
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Original AssigneeNissan Motor Co., Ltd.
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InventorsSato, Yoshimi
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Primary Examiner(s)Rice, Kenneth R.
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Application NumberUS07/015,700Time in Patent Office448 DaysField of Search180/268, 280/801US Class Current180/268CPC Class CodesB60R 22/322 using automatic actuating m...
