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Automatic door closer

  • US 8,839,557 B2
  • Filed: 01/04/2013
  • Issued: 09/23/2014
  • Est. Priority Date: 09/01/2010
  • Status: Active Grant
First Claim
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1. A control device that operates an automatic door closer, the control device comprising:

  • a sensor attached to the door, the sensor operable to transmit data indicative of the orientation of the door;

    a receiver that is operable to;

    receive the data from the sensor;

    monitor the orientation of the door based on the data received from the sensor;

    transmit a door closing instruction to the automatic door closer when the door orientation has been open for a first period;

    pause the transmitting of door closing information to the automatic door closer for a second period in response to an input that is received from a user, the second period being a fixed time; and

    transmit the door closing instruction to the automatic door closer at the end of the second period;

    transmit the door closing instruction to the automatic door closer using a second transmission when the data indicative of the orientation of the door indicates that the door has remained opened upon the first transmission of the door closing instruction.

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