Tubular roll-formed automotive bumper

Details Tubular roll-formed automotive bumper Tubular roll-formed automotive bumper

1990-03-26

1994-04-26

Mitchell, David M.

Vehicle fenders

Buffer or bumper type

End connections

293122, 138DIG11, B60R 1924

Patent

active

053060580

ABSTRACT:
A bumper bar for vehicles formed from rolled sheet steel having a closed tubular profile designed to have a high impact resistance, high strength-to-weight ratio, and a low cost of manufacture. The bar is preferably swept along its longitudinal axis to create a curvature consistent with modern automotive designs.

REFERENCES:
patent: D134943 (1943-02-01), Mitchell
patent: 1317112 (1919-09-01), Wasson
patent: 1424359 (1922-08-01), Isgrig
patent: 1611156 (1926-12-01), Borresen
patent: 1649922 (1927-11-01), Paull
patent: 1663424 (1928-03-01), Taylor
patent: 1829638 (1931-10-01), Egler
patent: 1956604 (1934-05-01), Williams
patent: 1966453 (1934-07-01), Lyon
patent: 2077454 (1937-04-01), Almdale
patent: 2817364 (1957-12-01), Crawford
patent: 2880013 (1959-03-01), Dean
patent: 3209432 (1965-10-01), Cape
patent: 3212941 (1965-10-01), O'Brien
patent: 3843182 (1974-10-01), Walls et al.
patent: 3879073 (1975-04-01), Norlin
patent: 3905630 (1975-09-01), Cantrell
patent: 4010969 (1977-03-01), Cantrell et al.
patent: 4069638 (1978-01-01), Hasselqvist et al.
patent: 4116480 (1978-09-01), Crestetto
patent: 4160562 (1979-07-01), Crestetto
patent: 4326398 (1982-04-01), Begue
patent: 4481803 (1984-11-01), Dieser
patent: 4530226 (1985-07-01), Granzow et al.
patent: 4563028 (1986-01-01), Ogawa et al.
patent: 4599843 (1986-07-01), Ingvarsson
patent: 4714287 (1987-12-01), Merkle
patent: 4744233 (1988-05-01), Trudell
patent: 4961603 (1990-10-01), Carpenter
patent: 5080410 (1992-01-01), Stewart et al.
Golze, R. R. et al., "Bumper Design, Materials, and Fabrication", Society of Automotive Engineers, Paper No. 730030, Jan. 1973, pp. 1-8.

Affiliated with

Also associated with

Rating

Tubular roll-formed automotive bumper does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Tubular roll-formed automotive bumper, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Tubular roll-formed automotive bumper will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1707632