The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 26, 2021
Filed:
Jan. 03, 2018
Kone Corporation, Helsinki, FI;
Matti Laakso, Helsinki, FI;
Kone Corporation, Helsinki, FI;
Abstract
The invention relates to an arrangement for detecting operational information of an automatic door. The arrangement comprises a magnetometer arranged to at least one of the following: moving part of the door, structure that is separate from the moving part of the door. The arrangement further comprises at least one permanent magnet arranged to the other one of the following: moving part of the door, structure that is separate from the moving part of the door. The magnetometer is configured to detect data representing the magnetic field generated by the at least one permanent magnet during a predefined time. The arrangement further comprises a control unit configured to define the operational information of the door from the detected data. The invention also relates to a method for detecting operational information of an automatic door.