Adjustment assembly for valve spool and associated centering spr

Details Adjustment assembly for valve spool and associated centering spr Adjustment assembly for valve spool and associated centering spr

1987-06-01

1988-10-18

Michalsky, Gerald A.

Fluid handling

Systems

Multi-way valve unit

251337, F15B 1304

Patent

active

047779802

ABSTRACT:
An adjustment assembly for axially positioning the spool and associated centering spring within the bore of a valve body includes a cylindrical sleeve disposed around and connected to the cylindrical surface of the spool. The cylindrical sleeve includes radial surfaces that act to adjust the spring seats for the centering spring so that axial movement of the cylindrical sleeve results in axial movement of the spool and the spring seats for the centering spring.

REFERENCES:
patent: 2924239 (1960-02-01), Bjorklund
patent: 3405735 (1968-10-01), Adams
patent: 4595370 (1986-07-01), Small

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