OCCUPANT PROTECTION DEVICE AND CONTROL METHOD THEREOF
1 Assignment
0 Petitions
Accused Products
Abstract
An occupant protection device includes a seat belt that restrains an occupant, an adjusting device that relatively adjusts a positional relationship between the seat belt and the occupant, a collision predicting portion that predicts a collision, and a control portion that controls the adjusting device when the collision is predicted by the collision predicting portion. The control portion first operates the adjusting device at a first speed to restrain the occupant by the seat belt, and then operates the adjusting device to increase the distance between the seat belt and the occupant at a second speed that is slower than the first speed.
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Citations
22 Claims
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1-11. -11. (canceled)
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12. An occupant protection device comprising:
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a seat belt that restrains an occupant; an adjusting device that relatively adjusts a positional relationship between the seat belt and the occupant; a collision predicting portion that predicts a collision; a control portion that controls the adjusting device when the collision is predicted by the collision predicting portion; a collision detecting portion that detects the collision; and an adjustment amount detecting portion that detects an adjustment amount of the adjusting device, wherein the control portion first makes the adjusting device to operate at a first speed to restrain the occupant by the seat belt, and then makes the adjusting device to increase a distance between the seat belt and the occupant at a second speed that is slower than the first speed, and wherein the control portion first makes the adjusting device to operate at the first speed, and then makes the adjusting device to operate at the second speed until a predetermined adjustment amount is detected by the adjustment amount detecting portion when the collision is detected by the collision detecting portion. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A control method for an occupant protection device, comprising:
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predicting a collision; restraining an occupant by a seat belt by operating an adjusting device that relatively adjusts a positional relationship between the seat belt and the occupant at a first speed when the collision is predicted; and operating the adjusting device to increase a distance between the seat belt and the occupant at a second speed that is slower than the first speed, wherein the adjusting device is operated at the first speed, and then the adjusting device is made to operate at the second speed until a predetermined adjustment amount is detected when the collision is detected.
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Specification