3644693

Information

• Patent Grant
• 3644693

• References
• Source

• Patent Number

  3,644,693

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  53 years ago

• CPC

  • H01H51/287 - Details of the shape of the contact springs
  • H01H1/0201 - Materials for reed contacts
  • H01H1/08 - wetted with mercury
  • H01H51/28 - Relays having both armature and contacts within a sealed casing outside which the operating coil is located
  • H01H51/288 - Freely suspended contacts

• US Classifications

  • 200 - Electricity: circuit makers and breakers