3579407

Information

• Patent Grant
• 3579407

• References
• Source

• Patent Number

  3,579,407

• Date Filed

  Not available

• Date Issued

  Tuesday, May 18, 1971
  53 years ago

• CPC

  • B65B51/18 - by endless bands or chains
  • B29C65/224 - being a resistive ribbon, a resistive band or a resistive strip
  • B29C65/228 - characterised by the means for electrically connecting the ends of said heated wire, resistive ribbon, resistive band or resistive strip
  • B29C66/4312 - for making flat seams in tubular or hollow articles
  • B29C66/83531 - jaws mounted on chains
  • B31B19/64 - by applying heat or pressure
  • B31B23/00 - Machinery characterised by making rectangular envelopes or bags of flat form, i.e. without structural provision at the base for thickness of contents, from webs
  • B31B2219/142 - using tools mounted on belts or chains
  • B31B2219/6038 - using sealing jaws or sealing dies
  • B31B2219/6076 - using tools mounted on a drum
  • B31B2237/10 - the bags having no structural provision at the base for thickness of content

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture