A water flowrate control device, which includes a casing connected to water source means, a holder member mounted inside the casing, a pressure release element mounted in the holder member, a steel ball put in a stepped through hole in the pressure release element, a rubber cap mounted on the holder
A water flowrate control device, which includes a casing connected to water source means, a holder member mounted inside the casing, a pressure release element mounted in the holder member, a steel ball put in a stepped through hole in the pressure release element, a rubber cap mounted on the holder member and covered over the pressure release element and disposed in contact with an inside annular flange inside the casing to stop water passage, a bottom cap fastened to the casing at a bottom side to hold the holder member in place, a receptacle mounted in a tubular flange in the bottom cap, a movable element mounted in the receptacle and inserted into the stepped through hole at the pressure release element, and a spring member connected between the holder member and the movable element to push the movable element away from the steel ball, wherein when the receptacle is pushed upwards, the movable element is moved with the receptacle to push the steel ball upwards, for enabling water to flow out of the rubber cap so that the rubber cap is compressed by water pressure in the inside annular flange of the casing and released from the inside annular flange of the casing for enabling water to flow through water holes at the holder member and water holes at the bottom cap to the outside of the casing.
대표청구항▼
[ What the invention claimed is:] [1.] A water flowrate control device comprising:a casing, said casing comprising a water inlet at a top side thereof, and an inside annular flange below said water inlet;a holder member mounted inside said casing and suspended below said inside annular flange, said
[ What the invention claimed is:] [1.] A water flowrate control device comprising:a casing, said casing comprising a water inlet at a top side thereof, and an inside annular flange below said water inlet;a holder member mounted inside said casing and suspended below said inside annular flange, said holder member comprising a flat, circular bottom plate having a top side and a bottom side, an endless upright outer wall raised from the top side of said bottom plate, a split, endless upright inner wall raised from the top side of said bottom plate, a first receiving space defined within said upright inner wall, a second receiving space defined within said upright outer wall around said upright inner wall, a center through hole through the center of said bottom plate in communication with said first receiving space, and a plurality of water holes respectively provided through said bottom plate around said upright outer wall;a pressure release element mounted in the first receiving space inside said holder member and secured to the center through hole at the center of the bottom plate of said holder member, said pressure release element comprising a longitudinal top center hole extended to a top side thereof, and a longitudinal bottom center hole downwardly extended from said longitudinal top center hole to the center of a bottom side thereof;a steel ball put in the longitudinal top center hole in said pressure release element to stop the longitudinal bottom center hole of said pressure release element, said steel ball having an outer diameter smaller than the longitudinal top center hole of said pressure release element but greater than the longitudinal bottom center hole of said pressure release element;a rubber cap mounted in the second receiving space in said holder member and covered over the upright inner wall of said holder member and said pressure release element and stopped against said inside annular flange of said casing, said rubber cap comprising a center through hole disposed in communication with said water inlet through the inside space of said inside annular flange of said casing;a bottom cap fastened to said casing at a bottom side, said bottom cap comprising a substantially tubular flange suspended on the inside, a cam at said tubular flange at a top side, a plurality of positioning grooves provided at said tubular flange on the inside, and a plurality of water holes spaced around said tubular flange for guiding water out of said casing;a receptacle mounted in the tubular flange in said bottom cap, said receptacle comprising a top receiving hole, an inner cam disposed around said top receiving hole, and an outer cam disposed around said inner cam and positioned in the positioning grooves at said bottom cap;a movable element mounted in said receptacle, said movable element comprising a base supported above said receptacle, a top rod upwardly raised from said base and inserted into the longitudinal bottom center hole of said pressure release element, and a bottom rod downwardly extended from said base and inserted into the top receiving hole at said receptacle, said top rod having a plurality of equiangularly spaced and longitudinally extended grooves, said base comprising a plurality of peripheral blocks spaced around the periphery thereof and respectively supported between said outer cam and said inner cam at said receptacle, and a plurality of projecting portions raised from a top side wall thereof; anda spring member connected between the bottom plate of said holder member and the projecting portions at the base of said movable element;wherein when said receptacle is pushed upwards, said movable element is moved with said receptacle to push said steel ball upwardly away from the longitudinal bottom center hole of said pressure release element for enabling water to flow out of the inside space of said rubber cap so that said rubber cap is compressed by water pressure in the inside annular flange of said casing and released from the inside annular flange of said casing for enabling water to flow through the water holes at the bottom plate of said holder member and the water holes at said bottom cap to the outside of said casing.
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Lii Jong T. (No. 2 ; Alley 203 ; Lane 51 ; Yung Ta Road Yung Kang Hsiang ; Tainan Hsien TWX), Faucet structure.
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