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US 7,069,947 B2Granted
Fluid control valve
AssigneeAisin Seiki Kabushiki Kaisha
InventorsKazuhiko Maeda, Shigeki Niimi, Kazuhiro Matsukawa, Hiroshi Isogai
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Abstract
A fluid control valve includes a valve body, an annular groove portion formed in an outer periphery of the valve body, a filter provided in the groove portion. The filter includes a plate with a plural of perforations and formed into a cylindrical shape. The filter further includes a snap ring formed from a thin bar bent into a loop. Both ends of the snap ring extending in an axial direction and freely contacting with opposed side surfaces defining the groove portion.
Claims7
A fluid control valve comprising:
- a valve body;
- an annular groove portion formed in an outer periphery of the valve body;
- and
- a filter provided in the groove portion, the filter including a plate with a plurality of perforations and formed into a cylindrical shape, the filter being fastened to the groove portion by winding a snap ring formed from a thin bar bent into a loop around an outer periphery of the filter in a circumferential direction,
- wherein one end of the snap ring extends along an axial direction of the snap ring toward one of opposite side surfaces of the outer periphery of the filter defining the groove portion, and other end of the snap ring extends along an axial direction of the snap ring toward other of the opposed side surfaces.
2 more elements
Dependencies are inferred from the claim text.