Title:
PUMP DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/159178
Kind Code:
A1
Abstract:
This pump device is provided with: a body (10) including a pump containing chamber (11), a suction path (12), a discharge path (13), a first path (14), a second path (15), a first communication path (16), and a second communication path (17); a pump unit (20) contained in the pump containing chamber and rotating about a predetermined axis (S); a first suction check valve (30) and a first discharge check valve (40), which are arranged in the first path; and a second suction check valve (50) and a second discharge check valve (60), which are arranged in the second path. The first path (14) and the second path (15) are formed rectilinearly on both sides of the pump containing chamber (11). The abovementioned configuration makes it possible to achieve a simplified structure, compactness, low cost, etc.
Inventors:
KANETA SATOSHI (JP)
Application Number:
PCT/JP2018/002624
Publication Date:
September 07, 2018
Filing Date:
January 29, 2018
Export Citation:
Assignee:
MIKUNI KOGYO KK (JP)
International Classes:
F04C2/10; F04C15/06
Foreign References:
| JPS6463676A | 1989-03-09 | |||
| JPH10122162A | 1998-05-12 | |||
| JP2009057902A | 2009-03-19 | |||
| JPS479657B1 |
Attorney, Agent or Firm:
YAMAMOTO Takatoshi (JP)
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