Title:
ACCUMULATOR
Document Type and Number:
Japanese Patent JP2021127791
Kind Code:
A
Abstract:
To provide an accumulator capable of preventing a containment phenomenon.SOLUTION: An accumulator has a liquid pressure side connecting portion 6 that is equipped with a body portion and a bladder, and in which the bladder partitions the inside of the body portion into a liquid pressure chamber and an air pressure chamber and the body portion is provided with a feeding/discharging hole portion 9, blocking means 7 provided so as to open/close the feeding/discharging hole portion 9, and an elastic member 8 that energizes the blocking means 7 in a closing direction. The feeding/discharging hole portion 9 has a front chamber 10 provided so as to communicate with the liquid pressure chamber, a rear chamber 11 provided on the opposite side to the front chamber 10, an intermediate wall 12 partitioning the front chamber 10 and the rear chamber 11, and a communication hole 14 that communicates the front chamber 10 and the rear chamber 11 formed on the intermediate wall 12. In the rear chamber 11, an end on the opposite side to the intermediate wall 12 is made to be an opening end 15, and at a center thereof, a pressure loss reducing portion 19 is provided. The pressure loss reducing portion 19 is provided so as to extend from the intermediate wall 12 toward the opening end 15 when the feeding/discharging hole portion 9 is opened.SELECTED DRAWING: Figure 2
Inventors:
SUGIMURA NOBUYUKI
SUGIMURA TOMU
SAKURAGI SHUNICHI
KOMATSU TOSHIMITSU
SUGIMURA TOMU
SAKURAGI SHUNICHI
KOMATSU TOSHIMITSU
Application Number:
JP2020021927A
Publication Date:
September 02, 2021
Filing Date:
February 12, 2020
Export Citation:
Assignee:
SUGIMURA NOBUYUKI
SUGIMURA TOMU
SUGIMURA TOMU
International Classes:
F15B1/22
Attorney, Agent or Firm:
Saiun International Patent Service Corporation