Punch arrangement for a press and press
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United States of America Patent
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Dec 6, 2016
Grant Date -
May 8, 2014
app pub date -
Apr 19, 2012
filing date -
May 10, 2011
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Punch arrangement for a press, in particular a rotary press, comprising at least one press punch having a punch head, a tool region and a punch shank extending between the punch head and tool region, further comprising at least one punch guide having at least one guide bore in which the punch shank of the at least one press punch is guided in an axially movable manner and at least one variable length sealing sleeve at least partially surrounding the shank, which sealing sleeve is retained with its first end against the punch shank or against the tool region of the press punch, the sealing sleeve being retained with its second end against an inner wall of the guide bore, the second end of the sealing sleeve, with the punch shank located in the guide bore, being captured between the inner wall of the guide bore and the punch shank. The invention further relates to a press and a rotary press.
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