3721778

Information

• Patent Grant
• 3721778

• References
• Source

• Patent Number

  3,721,778

• Date Filed

  Not available

• Date Issued

  Tuesday, March 20, 1973
  51 years ago

• CPC

  • H01H13/785 - characterised by the material of the contacts
  • H01H13/702 - with contacts carried by or formed from layers in a multilayer structure
  • H01H2201/026 - non precious
  • H01H2201/032 - Conductive polymer Rubber
  • H01H2203/00 - Form of contacts
  • H01H2203/034 - Common bus
  • H01H2207/012 - via underside of substrate
  • H01H2209/014 - composed of different layers Lubricant in between
  • H01H2209/078 - Conductive rubber
  • H01H2215/006 - Only mechanical function
  • H01H2221/026 - Guiding or lubricating nylon
  • H01H2223/002 - sealed
  • H01H2229/002 - Screen printing
  • H01H2229/026 - Riveting
  • H01H2229/028 - Adhesive
  • H01H2229/03 - Laminating
  • H01H2239/026 - Internal encoding

• US Classifications

  • 200 - Electricity: circuit makers and breakers