3789675

Information

• Patent Grant
• 3789675

• References
• Source

• Patent Number

  3,789,675

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1974
  50 years ago

• CPC

  • F04B39/048 - Sealing between piston and carter being provided by a diaphragm
  • F04B39/041 - sealing for a reciprocating rod
  • F04B39/044 - sealing with a rolling diaphragm between piston and cylinder
  • F16J15/52 - by means of sealing bellows or diaphragms

• US Classifications

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