Fluid control valve unit and valve timing changing device
AssigneeMikuni Corporation
InventorKouji SUGANO
Life of this patent
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Abstract
A fluid control valve unit includes: a fluid control valve including a sleeve in a bottomed cylindrical shape defining an axis, and a spool slidably accommodated in the sleeve in a direction of the axis; a cylindrical passage member including an inner peripheral surface to which the sleeve is fitted, a receiving part for receiving an end of the sleeve in the direction of the axis, and an annular groove recessed from the inner peripheral surface; and a snap ring including a notch with a predetermined gap and fitted in the annular groove to be capable of restricting the fluid control valve accommodated in the passage member from falling off in the direction of the axis and to be capable of discharging fluid flowing through a discharge passage formed in the passage member.
Claims16
A fluid control valve unit comprising:
- a fluid control valve comprising a sleeve in a bottomed cylindrical shape defining a predetermined axis, and a spool slidably accommodated in the sleeve in a direction of the axis;
- a cylindrical passage member comprising an inner peripheral surface to which the sleeve is fitted, a receiving part for receiving an end of the sleeve in the direction of the axis, and an annular groove recessed from the inner peripheral surface;
- and
- a snap ring comprising a notch with a predetermined gap and fitted in the annular groove to be capable of restricting the fluid control valve accommodated in the passage member from falling off in the direction of the axis and to be capable of discharging fluid flowing through a discharge passage formed in the passage member.
Dependencies are inferred from the claim text.