Title:
吸排気弁
Document Type and Number:
Japanese Patent JP6908933
Kind Code:
B2
Abstract:
To provide a small-sized quick suction/exhaust valve that enables optimal design for exhaust performance under pressure while reliably preventing water leakage from an open hole.SOLUTION: A support member for supporting an exhaust valve body is configured so that force for closing an open hole by the exhaust valve body and force for opening and closing the open hole by the exhaust valve body can be controlled separately. The support member has a first portion that supports the exhaust valve body on a floating valve body and is in charge of pressing force that presses the exhaust valve body so as to close the open hole, and a second portion that is in charge of the opening/closing force for controlling the opening/closing of the open hole by the exhaust valve body.SELECTED DRAWING: Figure 1
Inventors:
Masahiro Yamada
Application Number:
JP2018221830A
Publication Date:
July 28, 2021
Filing Date:
November 28, 2018
Export Citation:
Assignee:
Photo Alloy Co., Ltd.
International Classes:
F16K24/04
Domestic Patent References:
| JP4366564B2 | ||||
| JP2025784U | ||||
| JP3069767U | ||||
| JP2012042043A | ||||
| JP2009165690A | ||||
| JP2015215945A | ||||
| JP2006079963A |
Foreign References:
| US20020174894 | ||||
| EP1016813A1 | ||||
| KR101720052B1 |
Attorney, Agent or Firm:
Patent corporation PDS