Hemming process and hemming apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Apr 30, 2002
Grant Date -
N/A
app pub date -
Aug 4, 2000
filing date -
Aug 4, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A hemming apparatus for vertically moving an upper mold toward a lower mold to thereby compress the marriage panel whereby the marriage panel is hemmed is disclosed. The apparatus further comprises a mechanism for moving the lower mold in the horizontal direction to allow the lower mold to be movable from the position to be hemmed facing to the upper mold and a position for setting the panel where the marriage panel is set. Also disclosed in a hemming process comprising setting one panel on another panel to form a marriage panel, and unifying these panels with each other by claming the marriage panel between an upper mold and a lower mold. The process involves the following steps: a first step for setting the marriage panel onto the lower mold by a transporting unit; a second step for moving the lower mold on which the marriage panel has been set to the position to be hemmed, facing to upper mold by means of a mechanism for moving the lower mold; and a third step for vertically moving the upper mold to the position corresponding to the lower mold moved to the position to be hemmed to thereby compress the marriage panel.
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