Title:
ポンピング装置とそれを有する交通手段
Document Type and Number:
Japanese Patent JP6572340
Kind Code:
B2
Abstract:
A pump-storage device includes a tank, a treatment container, and a vacuum pump. The treatment container includes a first chamber in communication with an inlet. The first chamber includes a bottom wall having a first valve intercommunicated with a second chamber. The second chamber includes a bottom wall having a second valve. The treatment container includes a first control valve having a first duct in communication with the first chamber, a second duct in communication with the second chamber, and a third duct in communication with the tank. The treatment container includes an actuation cylinder for actuating an actuation rod to extend or retract. A first valve plate and a second valve plate are mounted on the actuation rod for controlling opening and closing of the first valve and the second valve. The treatment container includes a second control valve in communication with the first chamber and the vacuum pump.
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Inventors:
Ke Seien
Application Number:
JP2018067726A
Publication Date:
September 04, 2019
Filing Date:
March 30, 2018
Export Citation:
Assignee:
Ke Seien
International Classes:
E03F7/10; B60P3/00; F04B37/18; F04F3/00
Domestic Patent References:
| JP2007092481A | ||||
| JP6023825U | ||||
| JP45032722Y1 |
Foreign References:
| KR101022423B1 | ||||
| CN203247692U |
Attorney, Agent or Firm:
Yoshinori Kamekawa