Title:
AUTOMATIC DOOR OPENING/CLOSING DEVICE
Document Type and Number:
Japanese Patent JP3704861
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To prevent a door from vibrating when it reaches the transferring end.
SOLUTION: This automatic door opening/closing device is provided with a control means 3 which transfers the door 30 to the termenal point where the door collides and the transfer speed becomes zero and makes variable the pressing force of the door to the transfer direction at the terminal point. The control means 3 can move the door 30 to the opening direction when it receives a detected signal of a material coming to the door and the control means varies the pressing force at a specified variation rartio when the door 30 reaches the terminal point.
Inventors:
Yukihiko Okamura
Takashi Yoshida
Kenji Sakamoto
Takashi Yoshida
Kenji Sakamoto
Application Number:
JP2017897A
Publication Date:
October 12, 2005
Filing Date:
February 03, 1997
Export Citation:
Assignee:
MATSUSHITA ELECTRIC WORKS,LTD.
International Classes:
E05F15/14; H02P3/06; (IPC1-7): E05F15/14; H02P3/06
Domestic Patent References:
JP1138085U |
Attorney, Agent or Firm:
Junji Ando
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