Floating die paper punch

Details Floating die paper punch Floating die paper punch

1994-01-18

1996-03-26

Rada, Rinaldi I.

Cutting

Means to drive or to guide tool

With simple oscillating motion only

83605, 83687, 83691, 8369961, B26F 132

Patent

active

055011284

ABSTRACT:
A pin-type punch having an arm pivotal on a base in which the punch pins for punching sheets of paper are located on the arm or on the base and die holes on are located the opposite part. To create alignment of pin-to-hole, one or the other is mounted on or is in a floating unit. Each unit is caused to float by being positioned by engagement of punch alignment pieces just prior to the pins passing through the paper into the die holes.

REFERENCES:
patent: 1430546 (1922-10-01), Hadaway
patent: 3172325 (1965-03-01), Wernham et al.
patent: 4123956 (1978-11-01), Harvey
patent: 4706533 (1987-11-01), Giulie
patent: 5291813 (1994-03-01), Blumenthal et al.

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