Bucyrus-Erie "FX" bucket

The Bucyrus "FX" bucket was developed by Bucyrus-Erie in the late 1930s. Watch this bucket, working on a Bucyrus-Monighan 5W dragline, dump backwards at a surface coal mine of the Northern Illinois Coal Co. in 1938. This video was was compiled, narrated and produced by Keith Haddock for the Historical Construction Equipment Association.

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This patent appears to be the bucket in this video. patents.google.com/patent/US5400530A/en?q=dragline&oq=dragline