Method of forming a separator for a cylindrical battery

Details Method of forming a separator for a cylindrical battery Method of forming a separator for a cylindrical battery

1984-03-12

1986-01-21

LeFevour, Charles F.

Metal working

Method of mechanical manufacture

Electrical device making

H01M 600

Patent

active

045650020

ABSTRACT:
A method of forming a separator for a cylindrical battery comprising: disposing a cylindrical or columnar electrode on a metal mold having a circular groove through one or more layers belt-shaped separator being wider than the length of said electrode, pushing said electrode into said groove to contact said separator to a part of the periphery of said electrode, pressing residual both ends of said separator along the residual periphery of said electrode, and continuously or discontinuously welding an overlapped portion of both ends of said separator.

REFERENCES:
patent: 3429752 (1969-02-01), Sundberg
patent: 3450566 (1969-06-01), Solomon et al.
patent: 3615834 (1971-10-01), Sundberg
patent: 3985573 (1976-10-01), Johnson et al.
patent: 4074023 (1978-02-01), Urry
patent: 4078123 (1978-03-01), Costenoble
patent: 4080727 (1978-03-01), Stolle et al.
patent: 4080732 (1978-03-01), Eberle

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