Windshield wiper blade slitting device

Details Windshield wiper blade slitting device Windshield wiper blade slitting device

1986-12-22

1988-11-22

Yost, Frank T.

Cutting

With means to convey work relative to tool station

Cut made parallel to direction of and during work movement

83422, 83424, 83432, 83444, 83449, 83501, B26D 124

Patent

active

047856998

ABSTRACT:
A device for slitting an elastomeric strip into two identical halves of cross-section suitable for use as windshield wiper blades includes a drive roller which grips the strip and draws it through stationary dies past the operative cutting area of a pair of rotary cutters having cutting tip configurations and placement effecting cutting of the strip to provide sharp, consistent corners at the resulting blade tips.

REFERENCES:
patent: 1881020 (1932-10-01), McFarland
patent: 1895246 (1933-01-01), Hale et al.
patent: 3786706 (1974-01-01), Hyatt et al.
patent: 3828638 (1974-08-01), Bonney, Jr.
patent: 3982455 (1976-09-01), Bowman
patent: 4028973 (1977-06-01), Bogdanski et al.
patent: 4330092 (1982-05-01), Roman
patent: 4497233 (1985-02-01), Papalexis et al.

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