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7392972 |
Ceramic valve structure with slow-descending device
The ceramic valve structure has a slow-descending device between the valve stick and the valve shaft base. The slow-descending device mentioned herein includes a piston, a piston slot and sealer,...
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7373950 |
Ceramic control valve
A ceramic control valve includes a valve casing, and a control device including a linking seat and a control lever. The drive block of the control lever has a spherical surface. The receiving hole...
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7367229 |
Liquid flow regulating device and dynamometer testing device
The present invention relates to a regulating device ( 1 ) for control of flow and/or pressure, including a housing ( 3 ) enclosing a movable inner member ( 2 ) which is provided with a passage...
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7357154 |
Multi-stage positioning structure for a ceramic valve core
A ceramic valve core has a multi-stage positioning structure. The multi-stage positioning structure includes a first snapper, which can move along with the swaying motion of the brake valve handle...
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7337804 |
Mixing valves
A single handle mixing valve of the plate valve type where a single stem controls both the temperature and flow output from the valve. A control plate having an opening is positioned over the stem...
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