2778450

Information

• Patent Grant
• 2778450

• References
• Source

• Patent Number

  2,778,450

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1957
  67 years ago

• CPC

  • H01H3/3052 - Linear spring motors
  • F15B1/02 - Installations or systems with accumulators
  • F15B1/04 - Accumulators
  • F16H33/00 - Gearings based on repeated accumulation and delivery of energy
  • G05G7/00 - Manually-actuated control mechanisms provided with one single controlling member co-operating with one single controlled member Details thereof
  • F15B2201/21 - using springs
  • F15B2201/312 - Sealings therefor
  • F15B2201/32 - having multiple separating means
  • F15B2201/411 - having valve means
  • G05G2700/12 - Control mechanisms with one controlling member and one controlled member
  • H01H2300/058 - using apparatus with a spring motor or a snap-acting mechanism for actuating any one of a number of circuit breakers
  • Y02E60/15 - Pressurised fluid storage

• US Classifications

  • 185 - Motors: spring, weight, or animal powered
  • 060 - Power plants