3437315

Information

• Patent Grant
• 3437315

• References
• Source

• Patent Number

  3,437,315

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1969
  55 years ago

• CPC

  • B66C7/00 - Runways, tracks or trackways for trolleys or cranes
  • B66D1/26 - having several drums or barrels
  • B66C2700/018 - Construction details related to the trolley movement
  • B66D2700/0166 - Winches with multiple drums or with drums with multiple parts of different diameter

• US Classifications

  • 104 - Railways
  • 212 - Traversing hoists
  • 254 - Implements or apparatus for applying pushing or pulling force