Title:
SCREW FASTENING METHOD WITHOUT TORQUE SENSOR
Document Type and Number:
Japanese Patent JP2005001007
Kind Code:
A
Abstract:
To stabilize screw fastening by setting a current flowing to a motor, to a current value corresponding to fastening target torque.
In this screw fastening method without a torque sensor, screw fastening is performed without outputting torque of the fastening target torque A or more by limiting the current flowing to the motor of a screw fastening machine, to the current value corresponding to the fastening target torque A.
Inventors:
FUSE HIDEAKI
Application Number:
JP2003163937A
Publication Date:
January 06, 2005
Filing Date:
June 09, 2003
Export Citation:
Assignee:
TAMAGAWA SEIKI CO LTD
International Classes:
B25B23/14; (IPC1-7): B25B23/14
Attorney, Agent or Firm:
Michiteru Soga
Michiharu Soga
Hidetoshi Furukawa
Suzuki Kenchi
Kajinami order
Nakamura Rei
Michiharu Soga
Hidetoshi Furukawa
Suzuki Kenchi
Kajinami order
Nakamura Rei