Title:
作動油タンク構造
Document Type and Number:
Japanese Patent JP6896542
Kind Code:
B2
Abstract:
To suppress temperature unevenness in a hydraulic oil.SOLUTION: A hydraulic oil tank structure comprises: a tank body 28 storing a hydraulic oil; a partition 31 partitioning an inside of the tank body 28 into an upper chamber 28K at an upper part side and a lower chamber 28L at a lower part side; a main passage 38 provided at a central part of the partition 31 and making the upper chamber 28K communicate with the lower chamber 28L; a suction pipe 30 making the hydraulic oil in the lower chamber 28L flow out of the tank; and a return pipe 29 making the hydraulic oil returning to the tank body 28 flow into the upper chamber 28K. The return pipe 29 is disposed so that a flow direction of the hydraulic oil flowing from the return pipe 29 to inside of the upper chamber 28K is different from a direction toward the main passage 38.SELECTED DRAWING: Figure 47
Inventors:
Keiji Horii
Kunihiko Mito
Kunihiko Mito
Application Number:
JP2017139433A
Publication Date:
June 30, 2021
Filing Date:
July 18, 2017
Export Citation:
Assignee:
Kubota Corporation
International Classes:
E02F9/00; B65D25/02
Domestic Patent References:
| JP2002021803A | ||||
| JP2003176551A | ||||
| JP11036363A | ||||
| JP6035133U |
Attorney, Agent or Firm:
Mikio Yasuda