Supporting glass sheets

Details Supporting glass sheets Supporting glass sheets

1976-01-22

1979-07-03

Marbert, James B.

Handling: hand and hoist-line implements

Grapple

Pivoted jaws

B66C 148

Patent

active

041598423

ABSTRACT:
In the art of supporting a glass sheet by self-closing metal tongs during the thermal treatment of the glass sheet, wherein the glass sheet is gripped between opposing glass gripping members of said self-closing tongs, the improvement comprising engaging said glass sheet surfaces with glass engaging members composed of a tungsten nickel composite essentially free of cobalt and iron during the thermal treatment.

REFERENCES:
patent: 1583541 (1926-05-01), Ferngren
patent: 2466992 (1949-04-01), Kurtz
patent: 3089727 (1963-05-01), Hay, Jr.
patent: 3245712 (1966-04-01), Mitchell
patent: 3456985 (1969-07-01), Bullock
patent: 3606443 (1971-09-01), Painter et al.
patent: 3830540 (1974-08-01), Sperry
patent: 3850420 (1974-11-01), Marceau

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