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. 11, 2022
Filed:
May. 23, 2018
Applicant:
Abloy Oy, Joensuu, FI;
Inventors:
Taneli Harkonen, Joensuu, FI;
Mika Purmonen, Joensuu, FI;
Markku Makkonen, Kontiolahti, FI;
Esko Strommer, Oulu, FI;
Assignee:
ABLOY OY, Joensuu, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E05B 47/00 (2006.01); G07C 9/00 (2020.01); G01R 31/64 (2020.01); E05B 17/10 (2006.01); G01R 27/26 (2006.01); H02J 7/00 (2006.01); H02J 7/34 (2006.01);
U.S. Cl.
CPC ...
E05B 47/0001 (2013.01); E05B 17/10 (2013.01); G01R 27/2605 (2013.01); G01R 31/64 (2020.01); G07C 9/00174 (2013.01); G07C 9/00944 (2013.01); H02J 7/0068 (2013.01); E05B 2047/0087 (2013.01); E05B 2047/0097 (2013.01); G07C 2009/00634 (2013.01); G07C 2009/00642 (2013.01); H02J 7/345 (2013.01);
Abstract
An electronic lock assembly according to the invention includes a capacitor unit for storing secondary power, a test circuit for testing the capacitor unit. The test circuit is arranged to connect a test load to the capacitor unit for testing its condition, and to measure the voltage of the capacitor unit before connecting the test load, slightly after connecting the test load, and slightly before disconnecting the test load.