Tubular frame member

Details Tubular frame member Tubular frame member

1987-03-04

1989-03-07

Mitchell, David M.

Land vehicles

Wheeled

Occupant propelled type

403274, 2281734, 180219, B62K 304

Patent

active

048099996

ABSTRACT:
A tubular frame member forming a part of a vehicle body structure is formed at one end portion with a joint end portion adapted to joint the tubular member with another member. This joint end portion comprises depressed portions formed by opposite wall portions folded inwardly in two along widthwise intermediate portions respectively and remaining opposite wall portions sandwiching the depressed portions from both sides. The depressed portions and the remaining opposite wall portions are crushed together.

REFERENCES:
patent: 3173196 (1965-03-01), Grimm
patent: 3508765 (1970-04-01), Bauer et al.
patent: 4049082 (1977-09-01), Reid
patent: 4129317 (1978-12-01), Bell
patent: 4473318 (1984-09-01), Schrock

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