Electronic Lock Assembly

Esko Strömmer (Inventor), Taneli Härkönen (Inventor), Mika Purmonen (Inventor), Markku Makkonen (Inventor)

    Research output: PatentPatent application


    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.
    Original languageEnglish
    Patent numberUS2018340351 A1
    IPCH02J 7/ 00
    Priority date23/05/18
    Filing date23/05/18
    Publication statusPublished - 29 Nov 2018
    MoE publication typeNot Eligible


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