Land vehicles – Wheeled – Attachment
Reexamination Certificate
2006-12-26
2006-12-26
Dunn, David R. (Department: 3616)
Land vehicles
Wheeled
Attachment
Reexamination Certificate
active
07152881
ABSTRACT:
An actuator of an active knee bolster is provided with a drive force generation device and a one way lock mechanism that is disposed in a vicinity of an operation end of the drive force generation device. The one way lock mechanism is configured such that, if attempted movement of a piston member in an inward insertion direction occurs, respective engagement portions are moved to a taper portion by urging force of a spring, whereby the engagement portions are abutted against an external periphery surface of the piston member such that the piston member and the engagement portions are fixed. Accordingly, as a result of the one way lock mechanism, a main body of the active knee bolster that has been moved to a restraining position cannot return in a vehicle forward direction, and thus it is possible to generate a substantial lower limb restraining force that restrains a lower limb of an occupant.
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DERWENT-Acc-No. 1977-B9346Y—Translation of DE 2537212 (Abstract), Mar. 1977.
Fukawatase Osamu
Hisamoto Tadanori
Horibata Shinichi
Kato Takeaki
Yamaguchi Hiroyoshi
Dunn David R.
NHK Spring Co. Ltd.
Toyota Jidosha & Kabushiki Kaisha
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