An air valve includes a valve body having an inner surface and an outer surface, the inner surface and the outer surface defining an inlet and an outlet; a seat mounted within the valve body and having an upper surface and a lower surface, the upper surface facing the outlet of the valve body, the u
An air valve includes a valve body having an inner surface and an outer surface, the inner surface and the outer surface defining an inlet and an outlet; a seat mounted within the valve body and having an upper surface and a lower surface, the upper surface facing the outlet of the valve body, the upper surface and the lower surface defining a bore and a fastener hole, the bore and the fastener hole extending between the upper surface and the lower surface, the upper surface further defining a first sealing ridge and a second sealing ridge, a second sealing ridge, the first sealing ridge and the second sealing ridge extending between the bore and the fastener hole; a fastener extending through the fastener hole into the valve body; and a float moveable within the valve body and engageable with the bore of the seat.
대표청구항▼
1. An air valve comprising: a valve body having an inner surface and an outer surface, the inner surface and the outer surface defining an inlet and an outlet;a seat mounted within the valve body and having an upper surface and a lower surface, the upper surface facing the outlet of the valve body a
1. An air valve comprising: a valve body having an inner surface and an outer surface, the inner surface and the outer surface defining an inlet and an outlet;a seat mounted within the valve body and having an upper surface and a lower surface, the upper surface facing the outlet of the valve body and contacting the valve body, the upper surface and the lower surface defining a bore and a fastener hole, the bore and the fastener hole extending between the upper surface and the lower surface, the upper surface further defining a first sealing ridge and a second sealing ridge, a portion of the upper surface defining a transition surface extending between the first sealing ridge and the second sealing ridge, the first sealing ridge and the second sealing ridge extending between the bore and the fastener hole;a fastener extending through the fastener hole into the valve body; anda float moveable within the valve body and engageable with the bore of the seat. 2. The air valve of claim 1, wherein the lower surface of the seat is flat and the upper surface of the seat is flat except for the first sealing ridge and the second sealing ridge. 3. The air valve of claim 1, wherein: the bore has an inner edge;the first sealing ridge has an innermost point and a thickness diameter; andthe innermost point is spaced from the inner edge by a distance that is less than the thickness diameter. 4. The air valve of claim 1, wherein the first sealing ridge has an outermost point, and the outermost point is separated from the second sealing ridge by a transition surface. 5. The air valve of claim 4, wherein the transition surface defines a distance that is less than a thickness diameter of the first sealing ridge. 6. The air valve of claim 1, wherein the first sealing ridge and the second sealing ridge are circular. 7. The air valve of claim 6, wherein the first sealing ridge and the second sealing ridge are concentric. 8. The air valve of claim 1, wherein the first sealing ridge and the second sealing ridge contact a cover of the valve body. 9. The air valve of claim 8, wherein the fastener extends through the fastener hole into the cover. 10. The air valve of claim 9, wherein the first sealing ridge and the second sealing ridge assume a deformed shape upon tightening of the fastener. 11. An air valve seat comprising: an upper surface configured to contact a valve body, the upper surface defining a first sealing ridge and a second sealing ridge, a portion of the upper surface defining a transition surface extending between the first sealing ridge and the second sealing ridge;a lower surface;a fastener hole extending from the upper surface to the lower surface; anda bore extending from the upper surface to the lower surface, the first sealing ridge and the second sealing ridge extending around the bore and inward of the fastener hole. 12. The air valve seat of claim 11, wherein the lower surface is flat and the upper surface of the seat is flat except for the first sealing ridge and the second sealing ridge. 13. The air valve of claim 11, wherein: the bore has an inner edge;the first sealing ridge has an innermost point and a thickness diameter; andthe innermost point is spaced from the inner edge by a distance that is less than the thickness diameter. 14. The air valve of claim 11, wherein the first sealing ridge has an outermost point, and the outermost point is separated from the second sealing ridge by a transition surface. 15. The air valve of claim 14, wherein the transition surface defines a distance that is less than a thickness diameter of the first sealing ridge.
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