Title:
AUTOMATIC OPENING/CLOSING DEVICE
Document Type and Number:
Japanese Patent JP2017020568
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an automatic opening/closing device which rotates around a predetermined rotation center axis to automatically open or close an openable member, which opens or closes, and sets transmission torque of a torque limiter according to a weight of the openable member etc. without significantly changing mechanical configurations of components of the torque limiter.SOLUTION: An automatic opening/closing device rotates around a predetermined rotation center axis to automatically open or close an openable member, which opens or closes, and includes: a motor 9; an output shaft connected with the openable member; and a reduction gear train 11 which reduces a speed of power of the motor 9 and transmits the power to the output shaft. The reduction gear train 11 includes a magnet type torque limiter which uses a magnet force.SELECTED DRAWING: Figure 3
Inventors:
IWAMI AKIO
ITO AKIHIRO
ITO AKIHIRO
Application Number:
JP2015138437A
Publication Date:
January 26, 2017
Filing Date:
July 10, 2015
Export Citation:
Assignee:
NIDEC SANKYO CORP
International Classes:
F16H35/10; A47K13/10; F16D7/02; F16H1/06; H02K7/00
Domestic Patent References:
| JP2006238613A | 2006-09-07 | |||
| JPH10274253A | 1998-10-13 |
Attorney, Agent or Firm:
Shin Kodaira
Shiro Yokozawa
Toru Kawai
Kawaguchi Nobuko
Shiro Yokozawa
Toru Kawai
Kawaguchi Nobuko