Railways – Selective delivery
Patent
1975-09-10
1977-08-02
Spar, Robert J.
Railways
Selective delivery
104 91, 104172S, B61J 300
Patent
active
040389251
ABSTRACT:
A coupling arrangement for towing conveyors comprising a towing chain having catchers, a track disposed below the towing chain, running carts equipped with two running mechanisms rolling on the track, said catchers having movable coupling parts and said running carts having coupling elements securely disposed on said running mechanisms cooperating with said coupling parts, where the coupling parts disposed on the catchers of the towing chain comprise a housing in which a catcher finger and a setting lever which is in operative relationship thereto are pivotally mounted for movement in opposite directions about horizontal axes in a manner that the setting lever normally holds the catcher finger in its position of engagement and for a raised position of a run up part provided at the rear running mechanism of each running cart with a local running mechanism as seen in the direction of feed causes a pivoting upwardly of the catcher finger, while the roller carriers' supports of the running cart are designed as coupling parts associated with the running carts and carry curved members which are formed as roller caps, while the roller cap which is forward in the direction of feed has a rounded portion in front and a vertical abutment in back, whereas the roller cap that is rearward has vertical forward and rear sides, while furthermore the setting lever that simultaneously serves as latch lever has a nose which engages and stops the carry along finger in its vertical position and in its raised position frees the same for upward pivotal movement in opposite direction to the feed direction, the latch lever being releasable upwardly about its pivot axis, its lower position being secured by a pin or the like and an intermediate lever for establishing an operating connection between the drop lever and the latch lever.
REFERENCES:
patent: 3044416 (1962-07-01), Reibel et al.
patent: 3353499 (1967-11-01), Sutherland
patent: 3559586 (1971-02-01), Follrath
patent: 3906864 (1975-09-01), Kuwertz
Jacob Robert H.
Pfalzstahlbau GmbH.
Rowold Carl
Spar Robert J.
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