3257514

Information

• Patent Grant
• 3257514

• References
• Source

• Patent Number

  3,257,514

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1966
  58 years ago

• CPC

  • H01H67/32 - having a multiplicity of interdependent armatures operated in succession by a single coil and each controlling one contact or set of contacts
  • H01H51/01 - Relays in which the armature is maintained in one position by a permanent magnet and freed by energisation of a coil producing an opposing magnetic field
  • H01H67/24 - Co-ordinate-type relay switches having an individual electromagnet at each cross-point
  • H01H67/26 - Co-ordinate-type selector switches not having relays at cross-points but involving mechanical movement

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 352 - Optics: motion pictures