Title:
LINEAR DRIVE DEVICE
Document Type and Number:
Japanese Patent JP2021153376
Kind Code:
A
Abstract:
To provide a linear drive device which restricts linear motion of a shaft and in which the shaft is easily restored from a restricted state to a normal linear motion.SOLUTION: A linear drive device 10 includes: a motor; a shaft 1 rotated by a rotating force of a rotor 2 of the motor, penetrating through a rotation center portion of the rotor 2, and operated in a thrust direction with respect to the rotor 2; and a shape part which is formed on the shaft 1, transmitting a rotational force in one direction of the rotor 2 to the shaft 1 and does not transmit the rotational force in a direction opposite to one direction of the rotor 2 to the shaft 1 so as to limit operation exceeding the uppermost point or the lowermost point of a predetermined range of the shaft 1.SELECTED DRAWING: Figure 1
Inventors:
KUMAIDO KAZUHIKO
ABE JUNICHI
ABE JUNICHI
Application Number:
JP2020053571A
Publication Date:
September 30, 2021
Filing Date:
March 25, 2020
Export Citation:
Assignee:
NIDEC COPAL ELECTRONICS CORP
International Classes:
H02K7/06; F16D41/08; F16H25/20; F16H35/00
Attorney, Agent or Firm:
Suzue International Patent Office