Antinoise baffle for screw type valves with ceramic disk seals

Details Antinoise baffle for screw type valves with ceramic disk seals Antinoise baffle for screw type valves with ceramic disk seals

1991-04-23

1992-01-21

Rosenthal, Arnold

Valves and valve actuation

With material guide or restrictor

Baffle or zigzag flow restrictor

1376254, 137550, F16K 4702, F16K 308

Patent

active

050822411

ABSTRACT:
The invention relates to an antinoise baffle especially for screw type valves having a first ceramic disk (13) fixed in the body with at least one hole (13a) for the flow of water, a second ceramic disk (14) resting against and rotating on the first with at least one lateral slot (14a) positionable in correspondence to and away from the one of the first disk following a quarter or half rotation of the second disk. At least one net (21) is placed and blocked of the second disk (14) and has at least one wing which extends towards the first disk near to one or each lateral slot (14a) or said second disk, the wings extending between said slot and the opening (20) for the outlet of water.

REFERENCES:
patent: 4157099 (1979-06-01), Delker et al.
patent: 4621659 (1986-11-01), Pawelzik
patent: 4657045 (1987-04-01), Kitamura

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