Title:
HYDRAULIC FLUID TANK STRUCTURE
Document Type and Number:
Japanese Patent JP2023103518
Kind Code:
A
Abstract:
To provide a hydraulic fluid tank structure capable of suppressing entry of water and foreign matters, which have been mixed in a hydraulic fluid tank, into a hydraulic circuit together with a hydraulic fluid.SOLUTION: A hydraulic fluid tank includes a tank body, and a suction oil passage part 2. The tank body includes a tank bottom surface 11 where an opening is formed, and stores a hydraulic fluid HF. The suction oil passage part 2 is provided at the tank bottom surface 11. The suction oil passage part 2 includes: a suction filter 4 for filtering the hydraulic fluid HF; and a water receiving container 6 provided integrally with the suction filter 4 on the lower side of the suction filter 4. The water receiving container 6 includes a container bottom surface 61, and a container side surface where an intake port 62H is formed. The container bottom surface 61 is arranged below the tank bottom surface 11. The water receiving container 6 is constituted as a deposition chamber for water and foreign matters.SELECTED DRAWING: Figure 2
Inventors:
MURAKAMI YOSHIAKI
Application Number:
JP2022004056A
Publication Date:
July 27, 2023
Filing Date:
January 14, 2022
Export Citation:
Assignee:
KOBELCO CONTSTRUCTION MACHINERY LTD
International Classes:
F15B1/26; B65D25/02; E02F9/00
Attorney, Agent or Firm:
Hiroomi Tateishi
Yoshihiro Izumi
Yoshihiro Izumi