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Class Information
Number: 429/173
Name: Chemistry: electrical current producing apparatus, product, and process > Current producing cell, elements, subcombinations and compositions for use therewith and adjuncts > Cell enclosure structure, e.g., housing, casing, container, cover, etc. > Cylindrical unit cell type, e.g., cup container electrode, tubular electrode, casing, etc. > Reactive metallic can, cup or tubular electrode > Having seal > Mechanical clamping pressure seal > And sealing mass or compound
Description: Apparatus having a sealing mass or compound which, at some stage of the battery manufacture, said mass or compound was in a fluent or bulk form.

Patents under this class:

Patent Number Title Of Patent Date Issued
8383190 Method of chemical protection of metal surface Feb. 26, 2013
8133609 Reinforced pouch type secondary battery Mar. 13, 2012
8053104 Pouch type battery and method of making the same Nov. 8, 2011
8017266 Battery having positive temperature coefficient element Sep. 13, 2011
7776385 Method of chemical protection of metal surface Aug. 17, 2010
7223496 Electrochemical element May. 29, 2007
7169507 Manganese dry battery Jan. 30, 2007
6877216 Heat-sealing machine, heat-sealing method, embossing method, work pressing machine and workpiece Apr. 12, 2005
6716550 Sealing membrane electrode assemblies for electrochemical fuel cells Apr. 6, 2004
6573000 Sealed battery suited to production in a slim rectangular form Jun. 3, 2003
6468692 Lithium secondary battery with sealed casing members Oct. 22, 2002
6027829 Insulative sealing gaskets and a thin profile battery Feb. 22, 2000
6022635 Electrochemical cell having a moisture barrier Feb. 8, 2000
5843596 Methods of forming button type batteries and to button type battery insulating and sealing gaskets Dec. 1, 1998
5725967 Battery container and method of manufacture Mar. 10, 1998
5624771 Non-aqueous electrolyte cell Apr. 29, 1997
5580679 Nonaqueous battery Dec. 3, 1996
5529858 Hermetically sealed thermocompression feedthrough and peripheral seal for high temperature lithium based battery applications Jun. 25, 1996
4999264 Aqueous electrochemical cell Mar. 12, 1991
4957832 Plastic sealing element for a galvanic primary cell Sep. 18, 1990
4740435 Cell sealant Apr. 26, 1988
4656104 Sealing gasket for electrochemical cells Apr. 7, 1987
4632887 Galvanic primary cell Dec. 30, 1986
4533609 Seal for electrochemical cell Aug. 6, 1985
4469764 Seal closure for a galvanic dry cell Sep. 4, 1984
4442184 Dry path gas venting seal Apr. 10, 1984
4150221 Arrangement for sealing an electric cell Apr. 17, 1979
4112200 Galvanic cell having a primary radial seal and a secondary resealable vent closure Sep. 5, 1978
4079172 Galvanic cell having a high pressure vent closure Mar. 14, 1978
4020241 Galvanic cell having a resealable vent closure Apr. 26, 1977
4001044 Dry cell Jan. 4, 1977
3973995 Leak proof dry cell Aug. 10, 1976
3970479 Electrochemical cell Jul. 20, 1976
3970477 Mercury trap and contact Jul. 20, 1976
3970478 Venting of electrochemical cell Jul. 20, 1976
3967977 Closure for galvanic dry cells Jul. 6, 1976
3953240 Sealing element for electric primary cells having steel casings Apr. 27, 1976
3951690 Base for leakproof electrochemical cells and method of forming the same Apr. 20, 1976
3939007 Sodium sulphur cells Feb. 17, 1976
3935026 Energy cell for watch Jan. 27, 1976

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