Title:
歯車ポンプ
Document Type and Number:
Japanese Patent JP6570627
Kind Code:
B2
Abstract:
A gear pump (1) according to the present invention is configured such that a first pump chamber (P1) comprises a first intake space (L1) space into which a fluid is taken in and a first discharge space (H1) from which the fluid is discharged, in accordance with rotation of an internal gear (10) and external gears (20, 30), a second pump chamber (P2) comprises a second intake space (L2) into which the fluid is taken in and a second discharge space (H2) from which the fluid is discharged, in accordance with rotation of the internal gear (10) and the external gears (20, 30), the first intake space (L1) and the second intake space (L2) are provided to be symmetrical about a rotational center of the internal gear (10), and the first discharge space (H1) and the second discharge space (H2) are provided to be symmetrical about the rotational center of the internal gear (10).
Inventors:
Atsushi Arashi
Hirotada Yoshitani
Hirotada Yoshitani
Application Number:
JP2017518617A
Publication Date:
September 04, 2019
Filing Date:
May 18, 2015
Export Citation:
Assignee:
Tbk corporation
International Classes:
F04C2/10; F04C15/00
Domestic Patent References:
| JP50023012A | ||||
| JP8296569A |
Foreign References:
| WO1999019606A1 | ||||
| GB1297002A | ||||
| DE3542734A1 | ||||
| DE3804633A1 |
Attorney, Agent or Firm:
Masago Onishi
Hiroshi Kawano
Namiki Toshiaki
Hiroshi Kawano
Namiki Toshiaki