3550201

Information

• Patent Grant
• 3550201

• References
• Source

• Patent Number

  3,550,201

• Date Filed

  Not available

• Date Issued

  Tuesday, December 29, 1970
  54 years ago

• CPC

  • B29C47/667 - having projections with a short length in the barrel direction
  • B01F11/0057 - for material flowing continuously axially therethrough
  • B29B7/423 - and oscillating axially
  • B29C47/0801 - Drive or actuation means; Transmission means; Screw supporting means
  • B29C47/38 - using screws surrounded by a cooperating barrel
  • B29C47/44 - using axially movable screws in relation to the barrel
  • B29C47/585 - Extruder feed section
  • B29C47/60 - Screws
  • B29C47/0009 - characterised by the shape of the articles

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus