2478540

Information

• Patent Grant
• 2478540

• References
• Source

• Patent Number

  2,478,540

• Date Filed

  Not available

• Date Issued

  Tuesday, August 9, 1949
  75 years ago

• CPC

  • B65H75/4415 - Guiding ribs on the drum
  • B65H75/38 - involving the use of a core or former internal to, and supporting, a stored package of material
  • B65H75/4413 - with a traversely moving drum
  • B65H75/4471 - Housing enclosing the reel
  • B65H75/486 - Arrangements or adaptations of the spring motor
  • B65H2701/33 - Hollow or hose-like material
  • Y10T137/6921 - With means for plural hoses
  • Y10T137/6932 - With retrieval means
  • Y10T137/7043 - Guards and shields
  • Y10T137/86268 - With running joint between movable parts of system

• US Classifications

  • 137 - Fluid handling
  • 242 - Winding, tensioning, or guiding
  • 285 - Pipe joints or couplings