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Class Information
Number: 429/171
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
Description: Apparatus having means preventing either ingress or egress of a fluid.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7576972 |
Sealed electro-technical device comprising two sealing joints and methods therefor |
Aug. 18, 2009 |
| 7563536 |
Prismatic sealed secondary battery having a case made of metal materials and method for manufacturing the same |
Jul. 21, 2009 |
| 7556885 |
Battery pack |
Jul. 7, 2009 |
| 7541110 |
Secondary battery |
Jun. 2, 2009 |
| 7537860 |
Alkaline battery |
May. 26, 2009 |
| 7534526 |
Alkaline battery |
May. 19, 2009 |
| 7455929 |
Air cell with improved leakage resistance |
Nov. 25, 2008 |
| 7348099 |
Nonaqueous secondary electrolytic battery |
Mar. 25, 2008 |
| 7267904 |
Nonaqueous secondary electrolytic battery |
Sep. 11, 2007 |
| 7223496 |
Electrochemical element |
May. 29, 2007 |
| 7215532 |
Method and machine for manufacturing energy accumulating components, and components made thereby |
May. 8, 2007 |
| 7169507 |
Manganese dry battery |
Jan. 30, 2007 |
| 7144656 |
Alkaline battery sealing gasket and sealed alkaline battery |
Dec. 5, 2006 |
| 7141332 |
Lightweight prismatic packaging structure for electrochemical devices and assembly method of the same |
Nov. 28, 2006 |
| 7122270 |
Electrochemical cell having venting current collector and seal assembly |
Oct. 17, 2006 |
| 7122276 |
Pouch type secondary battery with safety vent |
Oct. 17, 2006 |
| 7097928 |
Battery and method of making a battery |
Aug. 29, 2006 |
| 7090944 |
Alkaline dry cell |
Aug. 15, 2006 |
| 6877216 |
Heat-sealing machine, heat-sealing method, embossing method, work pressing machine and workpiece |
Apr. 12, 2005 |
| 6864014 |
Connecting structure of conductive connecting tab of battery |
Mar. 8, 2005 |
| 6858342 |
Electrolyte solution filling method and battery structure of lithium secondary battery |
Feb. 22, 2005 |
| 6855454 |
Electrochemical cell having venting current collector and seal assembly |
Feb. 15, 2005 |
| 6830847 |
Zinc/air cell |
Dec. 14, 2004 |
| 6824917 |
Battery system for a portable electronic device |
Nov. 30, 2004 |
| 6761995 |
Coin-shaped battery |
Jul. 13, 2004 |
| 6761994 |
Packaging material for polymer cell and process for producing the same |
Jul. 13, 2004 |
| 6716550 |
Sealing membrane electrode assemblies for electrochemical fuel cells |
Apr. 6, 2004 |
| 6627348 |
Method for producing rectangular cell |
Sep. 30, 2003 |
| 6610437 |
Closure assembly for sealed batteries |
Aug. 26, 2003 |
| 6602629 |
Zero mercury air cell |
Aug. 5, 2003 |
| 6468691 |
Electrochemical cell with improved gasket and seal |
Oct. 22, 2002 |
| 6468692 |
Lithium secondary battery with sealed casing members |
Oct. 22, 2002 |
| 6447949 |
Battery having electrolyte injecting plug |
Sep. 10, 2002 |
| 6444348 |
Battery sealing plate coated with protective film and battery sealed with the same |
Sep. 3, 2002 |
| 6436571 |
Bottom seals in air depolarized electrochemical cells |
Aug. 20, 2002 |
| 6426867 |
Protection device having tapered ribs and method of assembling a battery with a protection device and an electrical component |
Jul. 30, 2002 |
| 6410186 |
Battery construction having double seam cover closure |
Jun. 25, 2002 |
| 6399241 |
Nonaqueous electrolyte battery |
Jun. 4, 2002 |
| 6317335 |
Stiffened protection device for protecting an electrical component |
Nov. 13, 2001 |
| 6312850 |
Current collector and seal assembly for electrochemical cell |
Nov. 6, 2001 |
| 6312852 |
Battery cell cover with flexible positive post terminal |
Nov. 6, 2001 |
| 6287350 |
Collector assembly for an electrochemical cell including an integral seal/inner cover |
Sep. 11, 2001 |
| 6284403 |
Closure assembly for sealed batteries |
Sep. 4, 2001 |
| 6274267 |
Seal for electrochemical cell |
Aug. 14, 2001 |
| 6270918 |
Low profile ventable seal for an electrochemical cell |
Aug. 7, 2001 |
| 6268079 |
Nonaqueous-electrolyte battery |
Jul. 31, 2001 |
| 6265096 |
Electrochemical cell having collector electrically insulated from cover |
Jul. 24, 2001 |
| 6265104 |
Hot-melt seal for metal-air battery |
Jul. 24, 2001 |
| 6245452 |
Electrochemical cells and components thereof |
Jun. 12, 2001 |
| 6228530 |
Dry cell and method of manufacturing outer metal jacket thereof |
May. 8, 2001 |
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