Full enclosed forging apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 17, 2001
Grant Date -
N/A
app pub date -
Dec 9, 1999
filing date -
Dec 14, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A full enclosed forging apparatus comprising a construction in which an upper die holder and a lower die holder are respectively disposed as to face a press machine, at least one of the upper die holder and the lower die holder is composed of a holder main body holding a die and a holder base attached to the press machine, and the holder main body is attached to the holder base through plural spring mechanisms with an aperture as an interference of the spring mechanisms as that an upper punch proceeds into the upper die and a lower punch proceeds into the lower die after the upper die held by the upper die holder and the lower die held by the lower die holder contact.
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