2680263

Information

• Patent Grant
• 2680263

• References
• Source

• Patent Number

  2,680,263

• Date Filed

  Not available

• Date Issued

  Tuesday, June 8, 1954
  70 years ago

• CPC

  • E05F3/108 - with piston rod protruding from the closer housing; Telescoping closers
  • E05F3/10 - with a spring, other than a torsion spring, and a piston, the axes of which are the same or lie in the same direction
  • E05F3/102 - with rack-and-pinion transmission between driving shaft and piston within the closer housing
  • E05F3/106 - with crank-arm transmission between driving shaft and piston within the closer housing
  • E05Y2900/132 - Doors
  • Y10S16/09 - Hydraulic actuated checks, closers
  • Y10T16/2774 - Floor pivot
  • Y10T16/2804 - Spring and gear

• US Classifications

  • 016 - Miscellaneous hardware