Process for producing a chassis for vehicles
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United States of America Patent
Stats
-
Mar 13, 1990
Issued Date -
N/A
app pub date -
Oct 5, 1989
filing date -
Aug 11, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A process for producing a chassis for vehicles, which includes the steps of fabricating a single frame element of aluminum alloy, the frame element having an upper beam, a lower beam and a web portion connecting between the two beams, removing some of the web portion to a desired length, pulling the upper beam and lower beam of the web vacant portion in opposite directions so that the web vacant portion becomes an expanded opening, bending the frame element in accordance with the size and shape of the body of a vehicle to be placed on the chassis, and welding the terminating ends of the frame element to form an endless frame.
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