Anti-friction element

Details Anti-friction element Anti-friction element

1987-03-04

1988-03-22

Levy, Stuart S.

Bearings

Linear bearing

Ball bearing

16 26, 193 35MD, F16C 2904, B60B 3308, B65G 1300

Patent

active

047324902

ABSTRACT:
Ball element for use in material handling equipment in which a rotatable ball is movable by a pneumatic piston from a first to a second position relative to a friction surface.

REFERENCES:
patent: 1014582 (1912-01-01), Eichholz
patent: 2490879 (1949-12-01), Milich
patent: 3011665 (1961-12-01), Wise
patent: 3094223 (1963-06-01), Smith
patent: 3139676 (1964-07-01), Grover
patent: 3235098 (1966-02-01), Emrick
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patent: 4060252 (1977-11-01), Mowery
patent: 4152978 (1979-05-01), Abe et al.
patent: 4205740 (1980-06-01), Hammond
patent: 4301673 (1981-11-01), Yonezawa
patent: 4382637 (1983-05-01), Blackburn et al.
patent: 4459909 (1984-07-01), Tagaki
patent: 4553795 (1985-11-01), Takagi

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