3289551

Information

• Patent Grant
• 3289551

• References
• Source

• Patent Number

  3,289,551

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1966
  58 years ago

• CPC

  • G05D16/0641 - the obturator is a membrane
  • F04B43/0036 - the flexible member being formed as an O-ring
  • F04B43/0054 - particularities of the flexible members
  • F04B43/06 - Pumps having fluid drive
  • F15B3/00 - Intensifiers or fluid-pressure converters
  • F16J3/02 - Diaphragms
  • F16K31/126 - the fluid acting on a diaphragm, bellows, or the like
  • G01L7/00 - Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements

• US Classifications

  • 092 - Expansible chamber devices