The first refrigerator car patent was issued in for crude design developed by William Davis for meatpacker George Hammond. Although it was more efficient to slaughter the cattle in Chicago and ship the carcasses to the rather than send live cattle by rail, carcasses could only be shipped during the cold winter months. Joness first air conditioning device, which was installed under the truck, failed when it was clogged with mud. He designed compact, shockproof air conditioner that could withstand the vibrations and jolting of overland travel.
The first refrigerator car patent was issued in for crude design developed by William Davis for meatpacker George Hammond. Joness first air conditioning device, which was installed under the truck, failed when it was clogged with mud. He designed compact, shockproof air conditioner that could withstand the vibrations and jolting of overland travel. While Hammond was able to ship meat to Boston by 1872, the cars had to be reloaded with ice once day, and the meat arrived discolored from contact with the ice.
Although it was more efficient to slaughter the cattle in Chicago and ship the carcasses to the rather than send live cattle by rail, carcasses could only be shipped during the cold winter months. In the late at the request of the Werner Transportation Company, Minneapolis engineer Frederick McKinley Jones 18921961 sought ways to build an automatic, icefree aircooling unit for longdistance trucking. unit mounted in front of the truck, above the cab, was success.. Joness first air conditioning device, which was installed under the truck, failed when it was clogged with mud.