3172928

Information

• Patent Grant
• 3172928

• References
• Source

• Patent Number

  3,172,928

• Date Filed

  Not available

• Date Issued

  Tuesday, March 9, 1965
  61 years ago

• CPC

  • B29C51/00 - Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating
  • B29C43/10 - Isostatic pressing
  • B29C43/361 - with pressing members independently movable of the parts for opening or closing the mould
  • B29C49/00 - Blow-moulding
  • B29C51/002 - characterised by the choice of material
  • B29C51/10 - Forming by pressure difference
  • B29C2043/108 - using deformable metals
  • B29C2043/3618 - plurality of counteracting elements
  • B29C2043/3621 - a plurality of individual elements acting on the material in the same or diferent directions
  • B29K2027/18 - PTFE, i.e. polytetrafluorethene
  • B29K2105/258 - tubular

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 072 - Metal deforming
  • 425 - Plastic article or earthenware shaping or treating: apparatus