2090517

Information

• Patent Grant
• 2090517

• References
• Source

• Patent Number

  2,090,517

• Date Filed

  Not available

• Date Issued

  Tuesday, August 17, 1937
  87 years ago

• CPC

  • H02H5/12 - responsive to undesired approach to, or touching of, live parts by living beings
  • Y10T70/7051 - Using a powered device [e.g., motor]
  • Y10T70/7119 - Projected electrically only
  • Y10T292/1082 - Motor

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 034 - Drying and gas or vapor contact with solids
  • 070 - Locks
  • 200 - Electricity: circuit makers and breakers
  • 292 - Closure fasteners