Press machine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 21, 2000
Grant Date -
N/A
app pub date -
Jun 4, 1999
filing date -
Jul 17, 1998
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A press machine includes a frame, a first crankshaft rotated by a driving source, a second crankshaft connected with a slide, and a connection mechanism provided with a pair of levers connected with each other so as to carry out their bending-stretching motion as the first crankshaft is rotated. One lever has a first pivot and is connected, through the first pivot, with a position adjusting device for adjusting the position of the first pivot in the vertical or horizontal direction. The other lever has a second pivot and is connected, through the second pivot, with the eccentric shaft portion of the second crankshaft. The slide is connected with other eccentric shaft portion of the second crankshaft.
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