Apparatus for detecting door movement data in an automatic door system
AssigneeYoshida Kogyo K.K.
InventorsTakao Ishida, Yukio Yoshida, Kenzo Ohno
Life of this patent
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Abstract
An apparatus for detecting door movement data in an automatic door system is improved in that an opening-direction sensor and a closing-direction sensor are provided on a horizontal member of a slide door frame, while a slide door is provided with a dog having a plurality of actuating portions adapted to switch ON or OFF the opening-direction sensor and the closing-direction sensor as arrayed at an interval in the direction of sliding, so that the opening direction sensor and the closing direction sensor may be switched ON and OFF repeatedly as the door is moved in the opening or closing direction.
Claims9
An apparatus for detecting door movement data in an automatic door system, comprising a door frame in which a slide door is provided so as to be freely moved in the opening and closing directions, an opening-direction sensor and a closing-direction sensor mounted on a horizontal member of said door frame, a dog having a predetermined horizontal length and mounted on said door, said dog having a plurality of actuating portions adapted to turn ON or OFF said opening-direction and closing-direction sensors and disposed on said dog at a predetermined space interval in the longitudinal direction thereof.
Dependencies are inferred from the claim text.