Door opening and closing device
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United States of America Patent
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May 31, 2016
Grant Date -
Aug 27, 2015
app pub date -
Sep 20, 2013
filing date -
Sep 25, 2012
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Provided is a door opening and closing device that includes: a main opening and closing device body attached to a housing; a mounting member attached to a door; an arm pivotably provided to the main opening and closing device body, the arm applying force to the door via the mounting member in an opening direction and/or a closing direction; a slider provided to the main opening and closing device body to be slidable in one direction; an urging unit for urging the slider in the one direction; a transmission mechanism for transmitting urging force of the urging unit to the arm; and a door restraint link pivotably linked to the arm at a position away from the center of pivot of the arm, pivotably linked to the mounting member, and slidably linked to the main opening and closing device body so that the door moves in a certain manner.
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