Method and apparatus for punching holes in polymer tubes

Details Method and apparatus for punching holes in polymer tubes Method and apparatus for punching holes in polymer tubes

1983-12-29

1985-11-26

Meister, James M.

Cutting

Processes

Plural cutting steps

83 54, 83 98, 83192, 83658, 83684, B26F 138

Patent

active

045548498

ABSTRACT:
A polymer tube is inserted into a passageway in a guide block and a polymer support rod is inserted into the tube. Pluralities of tubular punches are simultaneously driven from different radial positions through the wall of the tube and into the support rod to form holes in the tube.

REFERENCES:
patent: 2326536 (1943-08-01), Hartsock et al.
patent: 2492384 (1949-12-01), Kaslow
patent: 2972779 (1961-02-01), Cowley
patent: 3781124 (1973-12-01), Bodycomb et al.
patent: 3995518 (1976-12-01), Spiroff
patent: 4122590 (1978-10-01), Spencer
patent: 4129129 (1978-12-01), Amrine

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