Lifting apparatus

Abstract

An apparatus for attaching a coupler to a railroad car, the apparatus comprising a plurality of actuable coupler locking tabs adapted to engage with a knuckle on said coupler.

1 . An apparatus for attaching a coupler to a railroad car, the apparatus comprising a plurality of actuable coupler locking tabs adapted to engage with a knuckle on said coupler. 
     
     
         2 . The apparatus in accordance with  claim 1 , wherein the plurality of coupler locking tabs are actuable between engaged and disengaged configurations. 
     
     
         3 . The apparatus in accordance with  claim 2 , wherein the plurality of actuable coupler locking tabs are attached indirectly or directly to a coupler rotator locking shaft, rotatable by a rotary actuator. 
     
     
         4 . The apparatus in accordance with  claim 1 , wherein there are provided at least two coupler locking tabs. 
     
     
         5 . The apparatus in accordance with  claim 1 , wherein there are provided three coupler locking tabs. 
     
     
         6 . The apparatus in accordance with  claim 1 , wherein the or each coupler locking tab comprises an outboard face and an inboard face and the knuckle comprises an outboard face and an inboard face. 
     
     
         7 . The apparatus in accordance with  claim 6 , wherein the inboard face of the or each coupler locking tab is complementary with the inboard face of the coupler. 
     
     
         8 . The apparatus in accordance with  claim 1 , wherein the apparatus comprises a lug, adapted to mate with a corresponding locating recess on the coupler. 
     
     
         9 . The apparatus in accordance with  claim 1 , wherein the apparatus comprises a locating recess, adapted to mate with a corresponding lug on the coupler. 
     
     
         10 . The apparatus in accordance with  claim 1 , wherein the apparatus comprises a lug and a locating recess, adapted to respectively mate with a corresponding locating recess and a corresponding lug on the coupler.