3811382

Information

• Patent Grant
• 3811382

• References
• Source

• Patent Number

  3,811,382

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1974
  50 years ago

• CPC

  • E01B27/13 - Packing sleepers, with or without concurrent work on the track
  • E01B27/021 - by devices moving underneath the track
  • E01B27/17 - combined with means for lifting, levlling or slewing the track
  • E01B29/04 - Lifting or levelling of tracks
  • E01B2203/015 - present but lifted
  • E01B2203/083 - Ploughs
  • E01B2203/10 - Track-lifting or-lining devices or methods
  • E01B2203/127 - vibrating the track surface
  • E01B2203/16 - Guiding or measuring means

• US Classifications

  • 104 - Railways
  • 037 - Excavating