Title:
電動パーキングブレーキ装置
Document Type and Number:
Japanese Patent JP7399002
Kind Code:
B2
Abstract:
To provide an electric parking brake device comprising a brake gap automatic adjustment mechanism using a foil cylinder, and an electric parking brake mechanism.SOLUTION: An electric parking brake device 1 comprises a brake gap automatic adjustment mechanism 10 and an electric parking brake mechanism 22. The brake gap automatic adjustment mechanism 10 is disposed between a first piton 9 and a second piston 13 in a state where one end part 12a is exposed from a cylinder body 6a of a foil cylinder 6 to the outside, and adjusts a distance in a cylinder shaft direction between the first piston 9 and the second piston 13. The second piston 13 is abutted to the one end part 12a of the brake gap automatic adjustment mechanism 10, a gear part 12f is disposed on the one end part 12a, and a reduction gear 22d of the electric parking brake mechanism 21 is connected to the gear part 12f.SELECTED DRAWING: Figure 1
Inventors:
Takenori Tsuchiya
Shoichi Kondo
Yasunori Miyake
Kazuki Seki
Daiki Yoda
Shoichi Kondo
Yasunori Miyake
Kazuki Seki
Daiki Yoda
Application Number:
JP2020055917A
Publication Date:
December 15, 2023
Filing Date:
March 26, 2020
Export Citation:
Assignee:
Hitachi Astemo, Ltd.
International Classes:
B60T13/74; F16D63/00; F16D65/09; F16D65/22; F16D65/56; F16H1/06; F16H25/20
Domestic Patent References:
| JP2003516508A | ||||
| JP2018009617A | ||||
| JP6254697B2 | ||||
| JP1051703B2 | ||||
| JP2018503036A |
Foreign References:
| US20200055505 |
Attorney, Agent or Firm:
Yoshihiko Kido
Kazuhiko Kido
Kazuhiko Kido