Patent ID: 11933097
Assignee: ASSA ABLOY ENTRANCE SYSTEMS AB
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 9:
10. A method of operating an automatic door operator for an entrance system, the entrance system having at least one movable door member, whereby the automatic door operator is arranged to operate the movable door member, said automatic door operator comprising a drive unit for moving the movable door member between a closed position and an open position, a controller configured to control said drive unit, a lock, and a sensor operatively connected to said controller, said sensor being configured to monitor the operation of the movable door member and transfer sensor data to said controller,
wherein the method comprises:
receiving a lock detection command;
in response to the lock detection command causing the drive unit to attempt to move the movable door member to a position (P) disposed between the closed position and open position, wherein such attempt to move the door member is opposed by the lock in a locked status;
determining a door member status indicating whether the movable door memberis locked by the lock in the locked status based on sensor data obtained from the sensor during the attempt to move the movable door member to the position (P); and
generating a door member status signal based on said door member status.