1830141

Information

• Patent Grant
• 1830141

• References
• Source

• Patent Number

  1,830,141

• Date Filed

  Not available

• Date Issued

  Tuesday, November 3, 1931
  93 years ago

• CPC

  • B29C43/145 - for making multicoloured articles
  • B29C43/3697 - comprising rollers or belts cooperating with non-rotating mould parts
  • B29C43/00 - Compression moulding
  • B29C43/06 - continuously movable in one direction
  • B29C43/52 - Heating or cooling
  • B29C2043/023 - having a plurality of grooves
  • B29C2043/462 - smooth surface
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • B29L2031/104 - Tiles

• US Classifications

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