Title:
ROTATION OPERATION DEVICE AND ELECTRONIC APPARATUS
Document Type and Number:
Japanese Patent JP2020198253
Kind Code:
A
Abstract:
To provide a rotation operation device excellent in endurance, having reduced individual variation in operability, and operable with a constant force, at a low cost.SOLUTION: In a rotation operation device 1 including a rotation operation dial 2, an exterior cover 4 supporting a rotation operation dial 2 rotatably, and an elastic member 7 locked to the exterior cover 4, the rotation operation dial 2 has a friction slide part 5 constituted by forming recesses and protrusions continuously in a circumferential direction on the inner peripheral face, and the exterior cover 4 has two protrusions 10 for locking the elastic member 7. The elastic member 7 energizes the friction slide part 5, and slides in line contact at two points of the two protrusions 10, when the rotation operation dial 2 is rotatively operated.SELECTED DRAWING: Figure 3
Inventors:
ITO JUNJI
Application Number:
JP2019104624A
Publication Date:
December 10, 2020
Filing Date:
June 04, 2019
Export Citation:
Assignee:
CANON KK
International Classes:
H01H19/20
Attorney, Agent or Firm:
Another role Shigehisa