2378618

Information

• Patent Grant
• 2378618

• References
• Source

• Patent Number

  2,378,618

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1945
  80 years ago

• CPC

  • E04B1/86 - slab-shaped
  • B23B35/00 - Methods for boring or drilling, or for working essentially requiring the use of boring or drilling machines Use of auxiliary equipment in connection with such methods
  • B23B35/005 - Measures for preventing splittering
  • B23B39/163 - having crank pin transmissions
  • B27C3/00 - Drilling machines or drilling devices Equipment therefor
  • B27C3/04 - Stationary drilling machines with a plurality of working spindles
  • E04B2001/848 - the cavities opening onto the face of the element
  • Y10T408/29 - with means to deForm work temporarily
  • Y10T408/3817 - at least one Tool driven by orbiting wrist plate

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 181 - Acoustics