B - Operations – Transporting – 23 – Q
Patent
B - Operations, Transporting
23
Q
269/3
B23Q 3/14 (2006.01) B23B 31/40 (2006.01) B23Q 11/00 (2006.01) B29D 30/12 (2006.01)
Patent
CA 1142971
Safety Device for a Workpiece Holder Abstract A workpiece holder having a plurality of elements movable radially outwardly into engagement with an inner surface of a workpiece in response to movement of a cam and includes at least one spring-actuated latch which engages the cam and prevents disengagement of the workpiece holder from the workpiece during operation of the workpiece holder.
370435
Dennis Ronald E.
Kizer Richard W.
Caterpillar Tractor Co.
Smart & Biggar
LandOfFree
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