3120291

Information

• Patent Grant
• 3120291

• References
• Source

• Patent Number

  3,120,291

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1964
  60 years ago

• CPC

  • H01H3/3042 - using a torsion spring
  • F03G1/00 - Spring-motor
  • F03G2730/01 - Spring motors with spiral springs
  • H01H2300/058 - using apparatus with a spring motor or a snap-acting mechanism for actuating any one of a number of circuit breakers

• US Classifications

  • 185 - Motors: spring, weight, or animal powered
  • 267 - Spring devices