3493240

Information

• Patent Grant
• 3493240

• References
• Source

• Patent Number

  3,493,240

• Date Filed

  Not available

• Date Issued

  Tuesday, February 3, 1970
  55 years ago

• CPC

  • B29D24/008 - the structure having hollow ridges, ribs or cores
  • A63C5/12 - Making thereof Selection of particular materials
  • B29C70/086 - and with one or more layers of pure plastics material
  • B29C70/342 - using isostatic pressure
  • B29C70/44 - using isostatic pressure
  • B29C70/446 - Moulding structures having an axis of symmetry or at least one channel
  • B29C43/12 - using bags surrounding the moulding material or using membranes contacting the moulding material
  • B29K2105/20 - Inserts
  • B29K2705/00 - Use of metals, their alloys or their compounds, for preformed parts
  • B29L2031/5263 - Skis
  • Y10S273/07 - Glass fiber

• US Classifications

  • 280 - Land vehicles
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 273 - Amusement devices: games