1650539

Information

• Patent Grant
• 1650539

• References
• Source

• Patent Number

  1,650,539

• Date Filed

  Not available

• Date Issued

  Tuesday, November 22, 1927
  97 years ago

• CPC

  • F04B43/073 - the actuating fluid being controlled by at least one valve
  • F01L23/00 - Valves controlled by impact by piston
  • F04B9/1207 - using a source of partial vacuum or sub-atmospheric pressure

• US Classifications

  • 417 - Pumps
  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices