1820124

Information

• Patent Grant
• 1820124

• References
• Source

• Patent Number

  1,820,124

• Date Filed

  Not available

• Date Issued

  Tuesday, August 25, 1931
  94 years ago

• CPC

  • B29C65/7441 - for making welds and cuts of other than simple rectilinear form
  • A63B41/10 - Bladder and cover united
  • B29C65/2038 - being a wire
  • B29C65/223 - comprising several heated wires
  • B29C65/7433 - the tool being a wire
  • B29C66/1122 - Single lap to lap joints
  • B29C66/133 - Fin-type joints, the parts to be joined being flexible
  • B29C66/43 - Joining a relatively small portion of the surface of said articles
  • B29C66/432 - for making tubular articles or closed loops
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29C66/73752 - the to-be-joined areas of both parts to be joined being uncured
  • B29C66/81427 - comprising a single ridge
  • B29C66/8322 - Joining or pressing tools reciprocating along one axis
  • B29D22/02 - Inflatable articles
  • B29D22/04 - Spherical articles
  • B29C66/4326 - for making hollow articles or hollow-preforms
  • B29L2022/022 - Balloons
  • B29L2031/52 - Sports equipment; Games; Articles for amusement Toys
  • Y10T156/1054 - and simultaneously bonding [e.g., cut-seaming]

• US Classifications

  • 473 - Games using tangible projectile
  • 156 - Adhesive bonding and miscellaneous chemical manufacture