Title:
JOINT DEVICE
Document Type and Number:
Japanese Patent JP2022133997
Kind Code:
A
Abstract:
To provide a joint device capable of bending or spreading an articulated section, and generating a resistance when the articulated section is bent or spread.SOLUTION: An electrically-driven prosthetic foot 1 includes an under-knee side member 10, an upper-knee side member 20, a knee joint mechanism 30 for connecting so that an angle formed between the under-knee side member 10 and the upper-knee side member 20 can be changed, and an expansion device 40 capable of changing the angle formed between the under-knee side member 10 and the upper-knee side member 20 by being expanded and contracted. The expansion device 40 includes a motor M, and a power transmission path for transmitting power of the motor M. An attenuation part 100 for attenuating motion of the power transmission path is connected to the power transmission path.SELECTED DRAWING: Figure 4
Inventors:
ONO TAKUHIRO
SHIMADA KEI
SHIMADA KEI
Application Number:
JP2021032996A
Publication Date:
September 14, 2022
Filing Date:
March 02, 2021
Export Citation:
Assignee:
HONDA MOTOR CO LTD
International Classes:
A61F2/62; F16D43/202; F16F15/10; F16H21/10; F16H25/20; F16H35/00; F16H37/12
Attorney, Agent or Firm:
Patent Business Corporation Koei Patent Office