2635636

Information

• Patent Grant
• 2635636

• References
• Source

• Patent Number

  2,635,636

• Date Filed

  Not available

• Date Issued

  Tuesday, April 21, 1953
  71 years ago

• CPC

  • G05D16/10 - the sensing element being a piston or plunger
  • G05D23/127 - to control a gaseous fluid circulation
  • Y10T137/7767 - Loose fitting piston

• US Classifications

  • 251 - Valves and valve actuation
  • 137 - Fluid handling
  • 236 - Automatic temperature and humidity regulation