3773987

Information

• Patent Grant
• 3773987

• References
• Source

• Patent Number

  3,773,987

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1973
  51 years ago

• CPC

  • B65H75/486 - Arrangements or adaptations of the spring motor
  • B65H75/4431 - Manual stop or release button
  • B65H75/4449 - Arrangements or adaptations to avoid movable contacts or rotary couplings
  • H02G11/02 - using take-up reel or drum
  • B65H2403/44 - Internal gearing

• US Classifications

  • 191 - Electricity: transmission to vehicles