1977281

Information

• Patent Grant
• 1977281

• References
• Source

• Patent Number

  1,977,281

• Date Filed

  Not available

• Date Issued

  Tuesday, October 16, 1934
  90 years ago

• CPC

  • B60C5/04 - Shape or construction of inflatable inserts
  • B29D30/0685 - Incorporating auto-repairing or self-sealing arrangements or agents on or into tyres
  • B29D2030/0691 - through the use of a toroidal support
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • Y10T152/10711 - Sealant in plural layers or plural pockets

• US Classifications

  • 152 - Resilient tires and wheels
  • 156 - Adhesive bonding and miscellaneous chemical manufacture