Structure for absorbing collision impact

Details Structure for absorbing collision impact Structure for absorbing collision impact

1990-06-25

1992-03-31

Focarino, Margaret A.

Vehicle fenders

Buffer or bumper type

Bumper having impact force absorbing means directly...

296189, B60K 1934

Patent

active

051001896

ABSTRACT:
A bumper structure for absorbing a collision impact having a bumper, a bumper stay supporting the bumper component and a side member supporting the bumper stay via a bolts so as to be offset horizontally and downwardly relative to the bumper stay. The side member has a weakened portion opposite the mounting connection of the side member to the bumper stay, and has an extended portion extending from an end of the side member. The positions of the bumper stay, weakened area, and extended portion being such that the torque transferred to the weakened portion via the securing means is substantially equal and opposite to the torque transferred to the weakened portion via the extending portion, such that the side member is crushed into accordion-like pleats in the longitudinal direction to progressively absorb the impact.

REFERENCES:
patent: 1669140 (1928-05-01), Ohlendorf
patent: 4465312 (1984-08-01), Werner
patent: 4679837 (1987-07-01), Bayer et al.
patent: 4778208 (1988-10-01), Lehr et al.
patent: 4950031 (1990-08-01), Mizunaga et al.

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