Title:
開閉弁
Document Type and Number:
Japanese Patent JP7229578
Kind Code:
B2
Abstract:
To provide an open/close valve capable of effectively suppressing valve leakage.SOLUTION: An open/close valve 1 has a valve body 10, a seat member 20 that is adhered to one end portion of the valve body 10, a cap 30 that is disposed on the other end portion side of the valve body 10, and a suction element 40 that is disposed so as to project from one end portion of the cap 30. At the other end portion of the valve body 10, a guide portion 13 is provided, into which the suction element 40 is inserted, and with which an outer peripheral surface of the suction element 40 contacts to regulate the inclination of the cap 30 with respect to the valve body 10. The valve body 10 is adhered to the cap 30 by welding. An outer diameter of the suction element 40 is the same as an inner diameter of the guide portion 13. An outer peripheral surface of the suction element 40 contacts with an inner peripheral surface of the guide portion 13.SELECTED DRAWING: Figure 1
Inventors:
Ryosuke Tsukui
Noriyuki Morita
Noriyuki Morita
Application Number:
JP2021180914A
Publication Date:
February 28, 2023
Filing Date:
November 05, 2021
Export Citation:
Assignee:
Fuji Koki Co., Ltd.
International Classes:
F16K27/02
Domestic Patent References:
| JP7002684U | ||||
| JP2005249057A | ||||
| JP55050305U | ||||
| JP2004263823A | ||||
| JP2003097757A |
Attorney, Agent or Firm:
Patent Attorney Corporation Opus International Patent Office