2705343

Information

• Patent Grant
• 2705343

• References
• Source

• Patent Number

  2,705,343

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1955
  70 years ago

• CPC

  • B29C47/6093 - having parts without mixing elements
  • B29C45/23 - Feed stopping equipment
  • B29C45/54 - and plasticising screw
  • B29C45/70 - Means for plasticising or homogenising the moulding material or forcing it into the mould, combined with mould opening, closing or clamping devices
  • B29C47/0009 - characterised by the shape of the articles
  • B29C47/38 - using screws surrounded by a cooperating barrel
  • B29C47/62 - having more than one screw-thread
  • B29C2045/235 - axially movable inclined or orthogonal valves

• US Classifications

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