3727523

Information

• Patent Grant
• 3727523

• References
• Source

• Patent Number

  3,727,523

• Date Filed

  Not available

• Date Issued

  Tuesday, April 17, 1973
  51 years ago

• CPC

  • F15B15/066 - the motor being of the scotch yoke type
  • F03G1/00 - Spring-motor
  • F16K31/1635 - for rotating valves
  • F03G2730/02 - Spring motors with helical springs
  • Y10T74/1973 - Shaft thread is spirally wound wire

• US Classifications

  • 092 - Expansible chamber devices
  • 074 - Machine element or mechanism
  • 267 - Spring devices