A transfer finger, arranged at the upper end of the discharging rod, and movable against the carrying rod of a trolley in a transfer position to engage underneath the hook, has {HEAD ~ an ascending ramp section} to release {TAIL ~ the hooks} which move over the ascending ramp section 
to release
A transfer finger , arranged at the upper end of the discharging rod , and movable against the carrying rod of a trolley in a transfer position to engage underneath the hook , has { HEAD ~ an ascending ramp section } to release { TAIL ~ the hooks } which move over the ascending ramp section
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