Method for forming a door panel belt trim

Details Method for forming a door panel belt trim Method for forming a door panel belt trim

1991-08-06

1992-03-24

Lowe, James

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Bending or twisting of work

B29C 5304

Patent

active

050986325

ABSTRACT:
A method for forming a return flange on the belt trim portion of a vehicle door panel which includes the steps of locating the door panel on a holding fixture to place the belt trim portion for sequential clamping, backing, spot heating and folding to form the return flange thereon; apparatus for practicing the method which includes a door fixture means with movable backing member to back a belt trim portion when the panel is clamped in place; and a heater mechanism and a flange former mechanism on the machine are sequentially advanced with respect to the clamped door panel to soften a thermoformable segment of the panel which is folded about the back-up plate.

REFERENCES:
patent: 2350915 (1944-06-01), Miller
patent: 2937689 (1960-05-01), Peterson
patent: 3149376 (1964-09-01), Lee
patent: 3616076 (1971-10-01), Gepkins
patent: 3888613 (1975-06-01), Frief et al.
patent: 4030870 (1977-06-01), Bunce
patent: 4035224 (1977-07-01), Anderson
patent: 4092840 (1978-06-01), Eckold et al.
patent: 4465453 (1984-08-01), Turner et al.
patent: 4747768 (1988-05-01), Crupi

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