Safety device for mechanical eccentric cam presses
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 11, 1980
Grant Date -
N/A
app pub date -
Mar 1, 1978
filing date -
Mar 14, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A safety device for a mechanical cam press having a ram attached to a vertically extending shaft arranged for reciprocating movement and utilizing a brake and clutch for controlling the reciprocating strokes of the cam, the shaft including a stepped edge engageable by a pair of retractable slides arrange for horizontally reciprocating movement to retain the shaft and therefore the ram in the top, dead center position against downward movement toward with switch means actuated by a tripping device responsive to an inadvertent downward movement of the shaft from the top, dead center position to thereby engage the brake and disengage the clutch for avoiding injury to the operator.
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Cited Art Landscape
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