2161490

Information

• Patent Grant
• 2161490

• References
• Source

• Patent Number

  2,161,490

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1939
  85 years ago

• CPC

  • B29D30/0685 - Incorporating auto-repairing or self-sealing arrangements or agents on or into tyres
  • B29C73/22 - the article containing elements including a sealing composition
  • B60C19/127 - for inner tubes
  • B29D2030/0687 - by incorporating the sealant into one chamber
  • B29D2030/0689 - by incorporating the sealant into a plurality of chambers
  • B29D2030/0691 - through the use of a toroidal support
  • B29L2030/00 - Pneumatic or solid tyres or parts thereof
  • Y10S524/925 - Natural rubber compositions having nonreactive materials
  • Y10T152/10666 - Automatic sealing of punctures [e.g., self-healing, etc.]

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 152 - Resilient tires and wheels
  • 524 - Synthetic resins or natural rubbers