Patent ID: 9074704
Filing Date: 2015-07-07
Classification: F16K,Y10T

Abstract:
1. A valve comprising: a spool axially movable within a valve body; a shaft associated with the spool and extending out of the valve body; an adapter having a through hole for receiving the shaft; a shaft seal for sealing against the shaft, wherein the shaft seal is adapted for transverse movement during assembly of the valve for aligning to the shaft at an alignment position and then is held in such alignment position after assembly of the valve; a holding device having a cavity for receiving the shaft and the shaft seal; and a seal carrier for supporting the shaft seal, wherein the seal carrier and shaft seal are unitary, with the seal carrier extending radially outwardly from the shaft seal and being held against a surface of the adapter by the holding device and sealing thereagainst, wherein a maximum outer transverse dimension of the shaft seal is less than an inner transverse dimension of the cavity of the holding device at a location transversely concentric the outer transverse dimension of the shaft seal, after assembly of the valve.