3703427

Information

• Patent Grant
• 3703427

• References
• Source

• Patent Number

  3,703,427

• Date Filed

  Not available

• Date Issued

  Tuesday, November 21, 1972
  52 years ago

• CPC

  • B29C65/224 - being a resistive ribbon, a resistive band or a resistive strip
  • B29C65/7453 - the severing tool being a wire
  • B29C66/00441 - movable
  • B29C66/43 - Joining a relatively small portion of the surface of said articles
  • B29C66/81263 - Dielectric properties
  • B29C66/81419 - and flat
  • B29C66/8161 - said pressing elements being supported or backed-up by springs or by resilient material
  • B29C66/81811 - of the welding jaws
  • B29C66/81821 - of the welding jaws
  • B29C66/81871 - of the welding jaws
  • B29C66/8242 - Pneumatic or hydraulic drives
  • B29C66/8322 - Joining or pressing tools reciprocating along one axis
  • B29C65/228 - characterised by the means for electrically connecting the ends of said heated wire, resistive ribbon, resistive band or resistive strip
  • B29C65/229 - characterised by the means for tensioning said heated wire, resistive ribbon, resistive band or resistive strip
  • B29C65/38 - Impulse heating
  • B29C66/4312 - for making flat seams in tubular or hollow articles

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 219 - Electric heating