Title:
電動弁
Document Type and Number:
Japanese Patent JP6478957
Kind Code:
B2
Abstract:
To provide an electric valve capable of preventing degradation in responsiveness and suppressing an axial misalignment of a valve shaft by improving a sliding performance between a valve shaft holder and a fixed member to prevent a positional misalignment (loss of synchronization) or a stop of a rotor. A convex portion 35 which is brought into contact with a fixed member 70 is provided in a part of a facing surface near the fixed member 70 in a valve shaft holder 30. A notch 36 is provided in a part of the convex portion 35.
Inventors:
Tatsuya Yoshida
Masashi Yazawa
Masashi Yazawa
Application Number:
JP2016167098A
Publication Date:
March 06, 2019
Filing Date:
August 29, 2016
Export Citation:
Assignee:
Fuji Koki Co., Ltd.
International Classes:
F16K31/50; F16K31/04; F25B41/06
Domestic Patent References:
| JP2011208716A | ||||
| JP2004263725A | ||||
| JP5001439A | ||||
| JP2009228689A | ||||
| JP2010223384A |
Foreign References:
| US20060238039 |
Attorney, Agent or Firm:
Yusuke Hiraki
Toshiaki Watanabe
Ishikawa Takiharu
Naoki Takemura
Toshiaki Watanabe
Ishikawa Takiharu
Naoki Takemura