2979938

Information

• Patent Grant
• 2979938

• References
• Source

• Patent Number

  2,979,938

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1961
  64 years ago

• CPC

  • G01N3/307 - generated by a compressed or tensile-stressed spring generated by pneumatic or hydraulic means
  • F15B15/14 - of the straight-cylinder type
  • F15B15/221 - for accelerating the stroke
  • Y10S74/02 - Miscellaneous control systems

• US Classifications

  • 073 - Measuring and testing
  • 060 - Power plants
  • 074 - Machine element or mechanism
  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices