3693939

Information

• Patent Grant
• 3693939

• References
• Source

• Patent Number

  3,693,939

• Date Filed

  Not available

• Date Issued

  Tuesday, September 26, 1972
  52 years ago

• CPC

  • B66C13/22 - for electric drives
  • B66D1/48 - automatic
  • B66C2700/08 - Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists
  • B66D2700/0108 - with devices for paying out or automatically tightening the cable

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force