Title:
POSITIVE DISPLACEMENT PUMP
Document Type and Number:
Japanese Patent JP2015048792
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a positive displacement pump capable of freely setting a flowing direction of a fluid since sucking till discharging, and decrease its size.SOLUTION: A pump head is equipped with a plurality of branch flow passages 12 and 13 for branching off a fluid sucked from a suction port into a plurality of pump chambers; supply flow passages 14 and 15 for supplying the fluid branched off by the branch flow passages 12 and 13 into the corresponding pump chambers 8 and 9; a plurality of feeding flow passages 16 and 17 for feeding the fluid in the pump chambers 8 and 9; a plurality of aggregating flow passages 18 and 19 for aggregating the fluid in the feeding flow passages 16 and 17 to a discharge port 5B; first seat valves 20 and 21 provided in the supply flow passages; and second seat valves 22 and 23 provided in the feeding flow passages.
Inventors:
KUKITOME TADASHI
NAKANISHI SHUNSUKE
NAKANISHI SHUNSUKE
Application Number:
JP2013181807A
Publication Date:
March 16, 2015
Filing Date:
September 03, 2013
Export Citation:
Assignee:
TACMINA CORP
International Classes:
F04B43/02; F04B45/04
Domestic Patent References:
| JP2002206483A | 2002-07-26 | |||
| JP2002206483A | 2002-07-26 |
Foreign References:
| WO2008069266A1 | 2008-06-12 | |||
| WO2008069266A1 | 2008-06-12 |
Attorney, Agent or Firm:
Noboru Fujimoto
Akira Kitada
Akira Kitada
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