Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent
1982-03-11
1983-12-13
Smith, Robert I.
Seal for a joint or juncture
Seal between relatively movable parts
Relatively rotatable radially extending sealing face member
F16J 1534
Patent
active
044201630
ABSTRACT:
A mechanical seal for preventing leakage of a fluid from the outside to the inside of the sliding contact portion between a stationary seating ring and a rotating follower ring. A plane land portion is formed in the peripheral portion of the sliding surface of the follower ring and a plurality of holes are defined in the inside portion of the sliding surface of the follower ring. The above plurality of holes are effective to prevent the leakage of the fluid.
REFERENCES:
patent: 3638957 (1972-02-01), Marsi
patent: 3973781 (1976-08-01), Grorich
patent: 4099729 (1978-07-01), Nylykke
Fukuoka Tatsuhiko
Takenaka Akira
Smith Robert I.
Taiho Kogyo Co. Ltd.
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