Vehicle seat with rotatable backrest
First Claim
1. A seat mounted in a vehicle having an operational state indicative of at least one of an operating condition of said vehicle and a condition of said vehicle relative to a surrounding environment, comprising:
- a seat cushion for seating a person in said vehicle,a support shaft projecting upward with respect to said seat cushion and having an axis,a backrest secured on said support shaft for rotation with respect to said seat cushion about said axis,means for regulating the rotational movement of said backrest,means for detecting at least one of the operating condition of said vehicle and the condition of said vehicle relative to the surrounding environment, andcontrol means for controlling said regulating means in response to said at least one detected condition of said vehicle.
1 Assignment
0 Petitions
Accused Products
Abstract
A vehicle seat comprising a horizontal seat cushion, a support shaft projecting upward from the seat cushion, and a rotatable backrest secured on the support shaft. The vehicle seat further comprises a mechanism for regulating the rotational movement of the backrest, which can be controlled in response to a detected driving state of the vehicle. The backrest may be immovably retained at a normal position relative to the seat cushion during the usual forward driving, and allowed to rotate to a suitable position during a stop, reverse, or cornering of the vehicle.
14 Citations
32 Claims
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1. A seat mounted in a vehicle having an operational state indicative of at least one of an operating condition of said vehicle and a condition of said vehicle relative to a surrounding environment, comprising:
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a seat cushion for seating a person in said vehicle, a support shaft projecting upward with respect to said seat cushion and having an axis, a backrest secured on said support shaft for rotation with respect to said seat cushion about said axis, means for regulating the rotational movement of said backrest, means for detecting at least one of the operating condition of said vehicle and the condition of said vehicle relative to the surrounding environment, and control means for controlling said regulating means in response to said at least one detected condition of said vehicle. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 32)
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31. A seat mounted in a vehicle having an operational state indicative of at least one of an operating condition of said vehicle and a condition of said vehicle relative to a surrounding environment, comprising:
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a seat cushion for seating a person in said vehicle, a support shaft projecting upward with respect to said seat cushion and having an axis, a backrest secured on said support shaft for rotation with respect to said seat cushion about said axis, a reclining adjusting mechanism for tiltably supporting said backrest relative to said seat cushion, means for regulating the rotational movement of said backrest, means for detecting at least one of the operating condition of said vehicle and the condition of said vehicle relative to the surrounding environment, and control means for controlling said regulatory means in response to said at least one detected condition of said vehicle.
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Specification