Title:
振動波モータ及び振動波モータを適用した光学機器
Document Type and Number:
Japanese Patent JP6806472
Kind Code:
B2
Abstract:
A vibration wave motor includes a vibrator including a piezoelectric element; a friction member with which the vibrator comes into contact by receiving pressurizing force; and a guide member that holds the vibrator. The guide member includes an input portion on one end portion, the input portion receiving force from outside, and a pressurizing portion on another end portion positioned on an opposite side of the one end portion, the pressurizing portion providing the pressurizing force to the vibrator. A guide portion extending in a direction of relative movement of the vibrator and the friction member is formed between the input portion and the pressurizing portion.
Inventors:
Harushige Yamamoto
Application Number:
JP2016120606A
Publication Date:
January 06, 2021
Filing Date:
June 17, 2016
Export Citation:
Assignee:
Canon Inc
International Classes:
H02N2/04
Domestic Patent References:
| JP2014202908A | ||||
| JP2014212682A | ||||
| JP2000032785A |
Attorney, Agent or Firm:
Okabe
Takao Ochi
Koji Yoshizawa
Masami Saito
Takao Ochi
Koji Yoshizawa
Masami Saito