2805039

Information

• Patent Grant
• 2805039

• References
• Source

• Patent Number

  2,805,039

• Date Filed

  Not available

• Date Issued

  Tuesday, September 3, 1957
  67 years ago

• CPC

  • F16K31/365 - the fluid acting on a diaphragm
  • G05D23/1856 - with sensing element responsive to pressure or volume change in a confined fluid

• US Classifications

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