3847705

Information

• Patent Grant
• 3847705

• References
• Source

• Patent Number

  3,847,705

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1974
  50 years ago

• CPC

  • B29D30/3007 - by feeding a sheet perpendicular to the drum axis and joining the ends to form an annular element
  • B29D2030/4437 - Adjusting the dimensions of the layers
  • B29D2030/4443 - Increasing the length of the layers
  • B29D2030/445 - Shortening the layers
  • B29L2030/002 - Treads

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 038 - Textiles: ironing or smoothing
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 425 - Plastic article or earthenware shaping or treating: apparatus