Railway rolling stock – Car framing and structure – Freight
Patent
1977-01-21
1979-03-13
Makay, Albert J.
Railway rolling stock
Car framing and structure
Freight
24 68CT, 2421251, B61D 4500
Patent
active
041436008
ABSTRACT:
A chain attachment structure interconnects the end of a chain to the takeup drum of a winch or hoist so that the chain load is applied directly to an integral part of the drum even if the chain is fully unwound. A recess extends inward from the periphery of the drum and includes a pair of spaced walls. A lug integral with one wall extends toward the opposite wall. The space between the lug and the opposite wall defines a path for inserting a chain link into the recess and over the lug. A keeper inserted into the path prevents removal of the link from the lug.
REFERENCES:
patent: 1002292 (1911-09-01), McCarthy
patent: 1009617 (1911-11-01), Zimmerman
patent: 3414226 (1968-12-01), Patnaude
patent: 3836123 (1971-06-01), Bausenbach
MacLean-Fogg Company
Makay Albert J.
Underwood D. W.
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