H - Electricity – 01 – M
Patent
H - Electricity
01
M
319/55
H01M 2/18 (2006.01) H01M 2/14 (2006.01)
Patent
CA 1135331
ABSTRACT A separator for electrical accumulators consisting of a porous base layer and an expanded lattice-structured web which are bonded together by application of heat and pressure. The lattice-structured web includes areas of reduced thickness which are substantially aligned in a preferred direction in order to provide paths for escape of gases.
338855
Fetherstonhaugh & Co.
Varta Batterie Aktiengesellschaft
LandOfFree
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