3677682

Information

• Patent Grant
• 3677682

• References
• Source

• Patent Number

  3,677,682

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1972
  52 years ago

• CPC

  • B29C45/278 - Nozzle tips
  • B29C45/2725 - Manifolds
  • B29C45/2711 - Gate inserts
  • B29C2045/2729 - with thermal expansion
  • B29C2045/2761 - Seals between nozzle and mould or gate
  • B29C2045/2783 - Nozzle tips with a non-axial outlet opening of the melt channel
  • B29C2045/2796 - Axially movable nozzles or nozzle tips
  • B29C2045/2827 - Needle valves driven by an annular piston mounted around the nozzle

• US Classifications

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