Title:
自動ドレン排出装置
Document Type and Number:
Japanese Patent JP6614499
Kind Code:
B2
Abstract:
An automatic drain discharge utilizing a vertically movable float to activate a diaphragm of a pilot valve to drive a drain plug. The inner diameter at the bottom of a case is gradually decreased from upper to lower positions. A bottom surface of a communication hole of a drain housing provided in an opening of the case has an inclined surface inclined toward a drain discharge hole. An outer marginal portion which is positioned at the uppermost position in the bottom surface of the communication hole is in the same plane as or lower than a marginal portion which is positioned at the lowermost position in an inner circumferential surface of the case and adjacent to the opening.
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Inventors:
Kazuhiro Matsushita
Application Number:
JP2016156421A
Publication Date:
December 04, 2019
Filing Date:
August 09, 2016
Export Citation:
Assignee:
SMC Corporation
International Classes:
F16T1/20; F16K31/126; F16K31/20; F16T1/38
Domestic Patent References:
| JP8028789A | ||||
| JP63303282A | ||||
| JP51142722A |
Foreign References:
| US2726732 |
Attorney, Agent or Firm:
Takehiro Chiba
Toshiyuki Miyadera
Takayuki Chima
Shuji Ouchi
Yasuharu Nakasone
Shiro Sakai
Toru Sekiguchi
Toshiyuki Miyadera
Takayuki Chima
Shuji Ouchi
Yasuharu Nakasone
Shiro Sakai
Toru Sekiguchi