3170487

Information

• Patent Grant
• 3170487

• References
• Source

• Patent Number

  3,170,487

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1965
  61 years ago

• CPC

  • B25C1/041 - with fixed main cylinder
  • F16K31/12 - actuated by fluid
  • Y10S91/03 - Large area valve
  • Y10T137/86582 - Pilot-actuated
  • Y10T137/8663 - Fluid motor
  • Y10T137/86919 - Sequentially closing and opening alternately seating flow controllers

• US Classifications

  • 137 - Fluid handling
  • 091 - Motors: expansible chamber type
  • 227 - Elongated-member-driving apparatus
  • 251 - Valves and valve actuation