Hydroformed tubular members and method of hydroforming...

Details Hydroformed tubular members and method of hydroforming... Hydroformed tubular members and method of hydroforming...

2006-10-30

2008-03-04

Jones, David B (Department: 3725)

Metal deforming

By application of fluent medium, or energy field

With actuated tool engaging work

C072S061000, C072S370060

Reexamination Certificate

active

07337641

ABSTRACT:
A hydroformed tubular member and method of hydroforming the hydroformed tubular member for a vehicle includes the steps of providing a tubular blank and positioning the tubular blank within a die. The method also includes the steps of hydroforming the tubular blank in the die into a tubular member having a generally “T” shape with a sidewall having a straight length of the sidewall increased from its originally expanded length.

REFERENCES:
patent: 2203868 (1940-06-01), Gray et al.
patent: 2238037 (1941-04-01), Cornell, Jr.
patent: 5765420 (1998-06-01), Schaefer
patent: 6029487 (2000-02-01), Genin et al.
patent: 6202460 (2001-03-01), Gardon
patent: 6282934 (2001-09-01), Bikert et al.

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