3148591

Information

• Patent Grant
• 3148591

• References
• Source

• Patent Number

  3,148,591

• Date Filed

  Not available

• Date Issued

  Tuesday, September 15, 1964
  60 years ago

• CPC

  • F15B15/2807 - Position switches, i.e. means for sensing of discrete positions only
  • F15B11/08 - with only one servomotor
  • F16K31/1635 - for rotating valves
  • F15B2211/655 - Methods of contamination control

• US Classifications

  • 091 - Motors: expansible chamber type
  • 073 - Measuring and testing
  • 092 - Expansible chamber devices