Automatic or programmable change-over ball lock punch retainer a

Details Automatic or programmable change-over ball lock punch retainer a Automatic or programmable change-over ball lock punch retainer a

1997-03-03

1999-03-16

Jones, Eugenia A.

Cutting

Means to drive or to guide tool

Tool displaceable to inactive position

8369891, 234114, 234116, B26F 104

Patent

active

058816259

ABSTRACT:
An automatic change-over ball lock punch retainer including a punch retainer having a punch, a retainer block, and an arm member in a sliding engagement retainer with the retainer housing block. The arm member having a camming means which interengages with an inclined surface of the punch retainer to move a punch into an active or inactive punch position.

REFERENCES:
patent: 3948135 (1976-04-01), Meier, Jr.
patent: 4558616 (1985-12-01), Sakamoto
patent: 4569267 (1986-02-01), Klingel
patent: 4623089 (1986-11-01), Scott
patent: 5038599 (1991-08-01), Wellman
patent: 5144872 (1992-09-01), Kakimoto
Dayton Progress Corporation Catalog, Change Retainer, no date.

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