Title:
VALVE BODY FOR DISCHARGE, AND DIAPHRAGM PUMP
Document Type and Number:
Japanese Patent JP2015218581
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a valve body for discharge suppressing occurrence of noise without generating loss in flow rate of air discharged to outside through a valve part, and provide a diaphragm pump.SOLUTION: A valve body 60 for discharge is attached to the upper surface of a partition wall body 30 having a pump chamber 35 and a discharge hole 62 discharging fluid in the pump chamber 35 to outside. The valve body for discharge includes: a valve part 61 oppositely arranged to the discharge hole 62; a rib 101 provided for partitioning the valve part 61; and a groove part 61m formed along the rib 101 at a root portion of the valve body 61 and rib 101.
Inventors:
INOUE AKIRA
Application Number:
JP2014100153A
Publication Date:
December 07, 2015
Filing Date:
May 14, 2014
Export Citation:
Assignee:
OKEN LTD
International Classes:
F04B45/04; F04B43/02
Domestic Patent References:
| JP2003269337A | 2003-09-25 | |||
| JP2003269337A | 2003-09-25 |
Foreign References:
| CN103573613A | 2014-02-12 | |||
| CN103573613A | 2014-02-12 |
Attorney, Agent or Firm:
Masaki Yamakawa
Shigeki Yamakawa
Shigeki Yamakawa