1877673

Information

• Patent Grant
• 1877673

• References
• Source

• Patent Number

  1,877,673

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1932
  92 years ago

• CPC

  • B29C43/18 - incorporating preformed parts or layers
  • B29C37/0014 - by flexibly or permanently deforming undercut portions of the articles
  • B29C43/14 - in several steps
  • B29C43/42 - for undercut articles
  • B29D22/04 - Spherical articles
  • B29C33/30 - Mounting, exchanging or centering
  • B29C33/303 - centering mould parts or halves
  • B29C2043/3444 - using pressurizing feeding means located into the mold
  • B29C2043/3665 - cores or inserts
  • B29C2043/5007 - using cores
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • B29L2031/54 - Balls

• US Classifications

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