3492387

Information

• Patent Grant
• 3492387

• References
• Source

• Patent Number

  3,492,387

• Date Filed

  Not available

• Date Issued

  Tuesday, January 27, 1970
  55 years ago

• CPC

  • F42B5/30 - of plastics
  • A01F12/30 - Straw separators
  • B29C33/0033 - constructed for making articles provided with holes
  • B29C45/56 - using mould parts movable during or after injection
  • B29C49/02 - Combined blow-moulding and manufacture of the preform or the parison
  • B29C55/30 - Drawing through a die
  • B29C70/74 - Moulding material on a relatively small portion of the preformed part
  • B29D23/20 - Flexible squeeze tubes
  • B29C33/20 - Opening, closing or clamping
  • B29C47/0023 - Hollow rigid articles having only one tubular passage
  • B29C47/0026 - Hollow flexible articles
  • B29C47/0057 - Extrusion moulding combined with shaping by orienting, stretching or shrinking
  • B29C47/20 - with annular opening
  • B29C47/54 - using press rams or pistons or accumulators
  • B29C2043/3283 - for moving moulds or mould parts
  • B29C2043/3631 - moving in a frame for pressing and stretching; material being subjected to compressing stretching
  • B29L2023/20 - Flexible squeeze tubes
  • B29L2031/7772 - Cartridges

• US Classifications

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