Bi-metal vehicle bumper structure

Details Bi-metal vehicle bumper structure Bi-metal vehicle bumper structure

1996-04-09

1999-12-21

Pedder, Dennis H.

Vehicle fenders

Buffer or bumper type

Composite bumper

403404, B60R 1904

Patent

active

060039124

ABSTRACT:
A bi-metal bumper structure comprises an elongated tubular bumper beam made of aluminum, and an elongated reinforcing plate made of steel. The beam is curved in an arc from end to end and has a curved radially inner wall. The reinforcing plate extends lengthwise of the beam and has the same curve as the inner wall of the beam and is rigidly secured in surface-to-surface relation to the inner wall. The reinforcing plate is preferably about one-third the length of the beam.

REFERENCES:
patent: 3655231 (1972-04-01), Killga, Jr.
patent: 4998761 (1991-03-01), Bayer et al.
patent: 5080411 (1992-01-01), Stewart et al.
patent: 5340178 (1994-08-01), Stewart et al.

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