Patent ID: 6546611
Filing Date: 2003-04-15
Classification: E05B,Y10T

Abstract:
A dual action anti-spin replacement method and apparatus for rail car plug doors comprises,a. removing a center door operating handle of a door opening and closing operating assembly b. removing an operational assembly cover plate secured to said rail car door c. remove and discard a pinion gear and drive shaft assembly that interengages a selector gear of the door operating assembly d. removing and retaining a first ratchet wheel engagement pawl pivotally secured on a pawl support shaft e. positioning a dual action anti-spin apparatus within said rail car door for engagement with said selector gear of the door operating assembly f. re-positioning said first ratchet wheel engagement pawl on the pawl support shaft for directional registration with a first ratchet wheel of said dual action anti-spin device g. rotatably position a second ratchet engagement pawl on said pawl shaft extension for directional restrictive registration with a second ratchet wheel of said dual action anti-spin assembly h. positioning a modified operational assembly cover plate on said rail car door i. secure an apertured dual action anti-spin cover plate onto said modified operation assembly cover plate in respective apertured registration with a activation drive shaft of said dual action anti-spin assembly and said pawl support shaft extension j. securing a center door operational handle onto said drive activation shaft and threadably position a lock nut onto the pawl support shaft extension.