Bucyrus-Erie “Doubler” electric shovel
The Bucyrus-Erie “Doubler” electric shovel doubled the dipper capacity of a standard shovel. The 150-B in this video featured a 13-cu.-yd. dipper when equipped with the Doubler. However, the Doubler never surpassed the prototype stage and was not considered a success because of its complicated bucket linkage system and high maintenance requirements.
This video was was compiled, narrated and produced by Keith Haddock for the Historical Construction Equipment Association.
About the Author: PQ Staff
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