Valve top

Details Valve top Valve top

1992-01-21

1993-01-05

Rivell, John

Fluid handling

Removable valve head and seat unit

Threaded into valve casing

13762531, 251208, 251355, 251127, F16K 316, F16K 11074

Patent

active

051761688

ABSTRACT:
Valve top, in particular for water fittings, with a spindle rotatable in a head-piece and a sealed grease chamber in the head-piece. The lower end of the spindle is mounted and supported in the head-piece by means of a bearing element of plastic, the bearing and supporting faces being arranged inside the sealed grease chamber. Preferably the bearing element is made in one piece with a damping element of plastic.

REFERENCES:
patent: 2011087 (1935-08-01), Sherman
patent: 3398964 (1968-08-01), Trefil
patent: 3633870 (1972-01-01), Bayer
patent: 3780758 (1973-12-01), DeVries
patent: 4651770 (1987-03-01), Denham et al.
patent: 4793375 (1988-12-01), Marty
patent: 4821765 (1989-04-01), Iqbal et al.
patent: 4896693 (1990-01-01), Rodriguez
patent: 4924903 (1990-05-01), Orlandi

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