Control valve device of a pressure tank
OwnerHung-Shen Chang, Yueh-Jen Chen Jianginventors
Life of this patent
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Abstract
A control valve device has a valve seat having a pressure inlet hole, a first through hole communicating with the pressure inlet hole, an inflation hole, an outlet hole communicating with the inflation hole, and a second through hole communicating with the inflation hole. A non-return valve is inserted in the pressure inlet hole. A one-way check valve is inserted in the outlet hole. A safety valve is disposed on the valve seat to communicate with the inflation hole. A first nut is disposed on the valve seat. The first nut has a through aperture communicating with the pressure inlet hole. A second nut is disposed on the valve seat. A pressure pipe is inserted through the pressure inlet hole and the first through hole.
Claims5
A control valve device disposed on a pressure tank, and the control valve device comprising:
- a valve seat, a non-return valve, a one-way check valve, and a pressure pipe,
- the valve seat having a pressure inlet hole, a first through hole communicating with the pressure inlet hole, an inflation hole, an outlet hole communicating with the inflation hole, and a second through hole communicating with the inflation hole,
- the non-return valve inserted in the pressure inlet hole,
- the one-way check valve inserted in the outlet hole,
- a safety valve disposed on the valve seat to communicate with the inflation hole,
- a first nut disposed on the valve seat,
- the first nut having a through aperture communicating with the pressure inlet hole,
- a second nut disposed on the valve seat to block the inflation hole, and
- the pressure pipe inserted through the pressure inlet hole and the first through hole.
Dependencies are inferred from the claim text.