Press machine
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United States of America Patent
Stats
-
Jun 19, 2001
Grant Date -
N/A
app pub date -
Jun 15, 1999
filing date -
Mar 24, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A press machine includes upper and lower slides respectivelly attached to upper and lower portions of posts movable in the up and down directions; a link mechanism having first and second levers connected with each other to cause bending and stretching motion, one lever having a first fulcrum connected with a frame, and the other lever having a second fulcrum connected with the lower slide, a connecting mechanism for connecting a crankshaft with the link mechanism such that the first and second levers are bent and stretched as the crankshaft is rotated; and an adjusting device for connecting with the link mechanism or the connecting mechanism such that the range of the bent angle made by the first and second levers can be adjusted.
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Family
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Cited Art Landscape
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