2905098

Information

• Patent Grant
• 2905098

• References
• Source

• Patent Number

  2,905,098

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1959
  66 years ago

• CPC

  • F04B53/14 - Pistons, piston-rods or piston-rod connections
  • F01B3/06 - by multi-turn helical surfaces and automatic reversal
  • F01B3/08 - the helices being arranged on the pistons
  • F16H37/16 - with a driving or driven member which both rotates or oscillates on its axis and reciprocates

• US Classifications

  • 417 - Pumps
  • 092 - Expansible chamber devices