Patent ID: 11964846
Assignee: OTIS ELEVATOR COMPANY
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 6:
7. A method of detecting a location of a conveyance apparatus within a conveyance system, the method comprising:
detecting a sync sensor along a path of a conveyance apparatus parallel to a first axis, the sync sensor being at a known location along the path of the conveyance apparatus;
monitoring vibratory signatures along a second axis of a conveyance apparatus of a conveyance system;
comparing the vibratory signature along a second axis of a conveyance apparatus of a conveyance system to a vibratory signature of the commissioning run along the second axis; and
determining a first location of the conveyance apparatus along the path of the conveyance apparatus in response to at least the vibratory signature along a second axis of a conveyance apparatus of a conveyance system and the vibratory signature of the commissioning run along the second axis;
wherein the first axis is oriented about parallel to an elevator shaft of the elevator system in a direction of gravity;
wherein the second axis is oriented about perpendicular to the first axis;
wherein the conveyance system is an elevator system and the conveyance apparatus is an elevator car, and wherein the second axis is about perpendicular to doors of the elevator car.