Button cells and method of producing same
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Jan 25, 2022
Grant Date -
Dec 21, 2017
app pub date -
Sep 6, 2017
filing date -
Sep 6, 2017
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A rechargeable button cell including a housing half-parts comprising a housing cup and a housing top separated from one another by an electrically insulating seal or film seal is disclosed. The button cell includes an electrode-separator assembly within the housing having a positive and a negative electrode in the form of flat layers connected to one another by a porous plastic film separator. The electrodes each include a metallic film or mesh embedded in a respective electrode material as a current collector, which acts as an output conductor that connects the electrodes to one of the flat bottom or flat top areas of the housing.
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