1988345

Information

• Patent Grant
• 1988345

• References
• Source

• Patent Number

  1,988,345

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1935
  90 years ago

• CPC

  • G01K5/68 - Shape of the system
  • Y10S200/28 - Thermal spring snap
  • Y10T74/18904 - Plate spring
  • Y10T428/125 - Deflectable by temperature change [e.g., thermostat element]

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 074 - Machine element or mechanism
  • 200 - Electricity: circuit makers and breakers
  • 236 - Automatic temperature and humidity regulation
  • 267 - Spring devices
  • 374 - Thermal measuring and testing
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener