2958621

Information

• Patent Grant
• 2958621

• References
• Source

• Patent Number

  2,958,621

• Date Filed

  Not available

• Date Issued

  Tuesday, November 1, 1960
  64 years ago

• CPC

  • B29D22/00 - Producing hollow articles
  • B29C43/32 - Component parts, details or accessories Auxiliary operations
  • B29C65/02 - by heating, with or without pressure
  • B29C65/18 - using heated tools
  • B29C65/26 - Hot fluid
  • B29C66/435 - Making large sheets by joining smaller ones or strips together
  • B29C66/721 - Fibre-reinforced materials
  • B29C66/8322 - Joining or pressing tools reciprocating along one axis
  • B29C69/001 - a shaping technique combined with cutting
  • B29C70/14 - oriented
  • B29C70/345 - using matched moulds
  • B29C70/46 - using matched moulds
  • B29C47/0019 - Flat rigid articles
  • B29C47/0038 - Combined shaping operations
  • B29C47/0057 - Extrusion moulding combined with shaping by orienting, stretching or shrinking
  • B29C47/02 - incorporating preformed parts or layers
  • B29C65/30 - Electrical means
  • B29L2025/00 - Frameless domes

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 100 - Presses