Title:
PRESSURE-FEEDING MACHINE
Document Type and Number:
Japanese Patent JP2019183748
Kind Code:
A
Abstract:
To provide a pressure-feeding machine capable of pressure-feeding a working medium independently to two circuits.SOLUTION: A pressure-feeding machine includes a housing 30 provided with a first pressure-feeding passage 42, and a second pressure-feeding passage 47 different from the first pressure-feeding passage 42, a rotation-type first pressure feeding portion 31 capable of pressure-feeding a working medium to the first pressure-feeding passage 42, a rotation-type second pressure feeding portion 32 capable of pressure-feeding the working medium to the second pressure-feeding passage 47, a rotor having a rotating shaft 45 capable of driving the first pressure-feeding portion 31 and the second pressure-feeding portion 32, and a switching portion for switching the pressure feeding portions for pressure-feeding the working medium by switching a rotating direction of the rotating shaft 45 to make the first pressure-feeding portion 31 pressure-feed the working medium in normal rotation of the rotor, and to make the second pressure-feeding portion 32 pressure-feed the working medium in reverse rotation of the rotor. For example, the switching portion is composed of a first check valve 43 and a second check valve 48.SELECTED DRAWING: Figure 5
Inventors:
ANDO YOSHIYUKI
Application Number:
JP2018075846A
Publication Date:
October 24, 2019
Filing Date:
April 11, 2018
Export Citation:
Assignee:
HINO MOTORS LTD
International Classes:
F04C11/00; F04C2/10; F04C14/24; F04C15/06
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda