Perforated substrate and method of manufacture

Details Perforated substrate and method of manufacture Perforated substrate and method of manufacture

1996-09-13

1998-12-01

Peterson, Kenneth E.

Cutting

Processes

Blanking

83615, 83687, B26F 114

Patent

active

058423982

ABSTRACT:
A perforated substrate having half of the perforations formed from one major surface of the substrate and the other half formed from the opposite major surface, the two major surface being coplanar is described. This introduces equal and opposite stress forces into the substrate which essentially cancel each other and provide a product meeting exacting planarity requirements.

REFERENCES:
patent: 793078 (1905-06-01), Hubbell
patent: 1347873 (1920-07-01), Rabe
patent: 1369353 (1921-02-01), Rabe
patent: 2023170 (1935-12-01), Haunz
patent: 2508758 (1950-05-01), Hollerith
patent: 2724733 (1955-11-01), Hagspihl et al.
patent: 3788118 (1974-01-01), Joseph
patent: 3878746 (1975-04-01), Carmeli
patent: 4077247 (1978-03-01), Stewart
patent: 4105832 (1978-08-01), Sugalski
patent: 4189533 (1980-02-01), Sugalski
patent: 4345452 (1982-08-01), Eberle
patent: 4362078 (1982-12-01), Ohnishi et al.
patent: 4477537 (1984-10-01), Blase
patent: 4717633 (1988-01-01), Hauser
patent: 5053292 (1991-10-01), Hasebe et al.
patent: 5105696 (1992-04-01), Baubles
patent: 5163223 (1992-11-01), Wurster

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