Title:
DOOR OPENING/CLOSING DEVICE
Document Type and Number:
Japanese Patent JP2014224389
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a door opening/closing device that enables operation means to be positionally converted to a normal position by a small amount of movement of the operation means and an anti-operating-physical-force source with a relatively minor load and that dispenses with amplification using a conventional pulley.SOLUTION: A door 1 is opened by pushing down a button 2 that is operation means. A door opening/closing device automatically closes the door by amplifying a load of a weight 5 by a link 3 and using the amplified load as an anti-operating-physical-force load.
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Inventors:
SAKAI TAKATOSHI
Application Number:
JP2013104018A
Publication Date:
December 04, 2014
Filing Date:
May 16, 2013
Export Citation:
Assignee:
TOKAI ECO IND CO LTD
International Classes:
E05F13/02; E05D13/00; E05F1/02; E05F1/16
Attorney, Agent or Firm:
Takatoshi Sakai
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