3722174

Information

• Patent Grant
• 3722174

• References
• Source

• Patent Number

  3,722,174

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1973
  52 years ago

• CPC

  • B65B61/28 - for discharging completed packages from machines
  • B65B9/06 - Enclosing successive articles, or quantities of material, in a longitudinally-folded web, or in a web folded into a tube about the articles or quantities of material placed upon it
  • B65B9/213 - the web having intermittent motion
  • B65D75/38 - Articles or materials enclosed in two or more wrappers disposed one inside the other
  • B65B9/2056 - Machines for packages of special type or form
  • B65B2220/20 - the primary packaging being bags, the secondary packaging being further bags, the primary bags being either finished or formed concurrently with the secondary bags

• US Classifications

  • 053 - Package making