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:
Mar. 13, 2018
Filed:
Jun. 27, 2014
Dräger Safety Ag & Co. Kgaa, Lübeck, DE;
Achim Volmer, Lübeck, DE;
Andreas Sürig, Krummesse, DE;
DRÄGER SAFETY AG & CO. KGAA, Lübeck, DE;
Abstract
An electronic circuit () for charging a battery () of a blower filter device (), which blower filter device () can be supplied with power from an external electric power source. The electronic circuit charging terminals for connection to poles of the battery via electric lines. A measuring device measures a charging current. A control unit receives a measured signal of the measuring device and monitors a flow of current through the lines and switches the circuit component to high resistance or opens the circuit in the absence of a charging current. A battery () of a blower filter device () is also provided as well as a blower filter device () for a blower filter system () as well as a method for charging a battery () of a blower filter device ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile