Roosa's pump came out in 1947 and was first used in Hercules diesels in Oliver Cletrac crawlers in 1952. Around 1953, Continental started using them around 1954. Then Buda in 1956 (later bought by Allis Chalmers).
There are two Bosch rotary pumps. American Bosch (AMBAC) was being developed around the same time as Veron Roosa's pump. They were in competetion with each other . . at least with the smaller pumps. The Robert Bosch rotaries from Europe along with Lucas CAV, Rotodiesel, etc. were all built under license from Stanadyne. That began in 1953. They paid to utilize Roosa's basic design.
AMBAC became a separate company from the Robert Bosch company during, WWI when the US seized all their holding that were in the USA.
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Today's Featured Article - The Great Escape - by Dave Hollrah. It all began Monday with a little baling of second crop on the lake shore field, and as I drove out past my sister and her hubby's place, this small calling sound could be heard from the general direction of their manure pile. Out of the yard, over the cows and bale piles, through the dozer piles, poplars, and brush, out onto the ditch grade road, past the noisy 6.2 diesel engine pulling my well traveled Suburban along. Well it sure didn't take me long to figure out what it was because I alrea
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