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|1. (WO2018020882) VALVE, GAS CONTROL DEVICE, AND SPHYGMOMANOMETER|
|Applicants:||MURATA MANUFACTURING CO., LTD.
|Title:||VALVE, GAS CONTROL DEVICE, AND SPHYGMOMANOMETER|
This gas control device (100) comprises a pump (10), a valve (101), a cuff (109), and a control unit (115). The valve (101) comprises: a first plate (191) provided with a first ventilating hole (110) and a first ventilating hole (111); a flowpath-forming plate (190) provided with an exhaust hole (113) and an exhaust flowpath (114); a second plate (192) provided with a second ventilating hole (112); and a trim plate (199). The valve (101) and the cuff (109) are connected by joining an armband rubber tube (109A) of the cuff (109) to the periphery of the second ventilating hole (112) in the second plate (192) using an adhesive. The exhaust hole (113) is open to the atmosphere. The pump (10) has a pump housing (80) to which a discharge hole (55) and a discharge hole (56) are provided. The upper surface of the pump housing (80) is joined to the bottom surface of the trim plate (199) of the valve (101).