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City Teamster Bob Allen Invents Truck Brake Releaser System
![boballen_lu700](https://teamster.org/wp-content/uploads/2020/05/boballen_lu700.jpg)
Before he was a Motor Truck Driver for the City of Chicago, Bob Allen drove semi-trailers for a living and would often travel across state lines. One afternoon, during a blizzard, he was driving through Indiana in whiteout conditions when his truck jackknifed.