Title:
PARKING BRAKE DEVICE FOR VEHICLE
Document Type and Number:
Japanese Patent JP2019132388
Kind Code:
A
Abstract:
To provide a parking brake device for vehicle capable of achieving improvement in assemblability.SOLUTION: A parking brake device 2 for a work vehicle 1 includes: a solenoid valve 33; a single hydraulic actuator 30 including a cylinder 31a, a piston 32 stored so as to displace and reciprocate along the cylinder 31a and a main brake rod 29 connected to the piston 32, and capable of displacing the piston 32 in a brake operating position P1 or in a brake non-operating position P2 by the solenoid valve 33; a balance arm 281 connected to one end part 29a of the main brake rod 29 on the side protruding from the cylinder 31a; a bent part 281b on an end part of the balance arm 281; and a pair of left and right sub brake rods 27 interposed between the left and right brake arms 26, 26 respectively. The hydraulic actuator 30 includes a spring member 35 for always energizing the piston 32 in the brake operating position P1.SELECTED DRAWING: Figure 7
Inventors:
YASUDA AKIFUMI
MATSUURA JUN
IWAKI KOJI
MATSUURA JUN
IWAKI KOJI
Application Number:
JP2018016721A
Publication Date:
August 08, 2019
Filing Date:
February 01, 2018
Export Citation:
Assignee:
KANZAKI KOKYUKOKI MFG CO LTD
International Classes:
F16D65/28; B60T11/06; B60T13/18; B60T13/68; F16H39/14
Attorney, Agent or Firm:
Yanouchi Foreign Patent Office