Whether you buy a used car from a dealer or an individual: Test drive the car under varied road conditions â on hills, highways, and in stop-and-go traffic. Ask for the car's maintenance record from the owner, dealer, or repair shop.
Other top-loading washing machines can spin as fast as 1600 rpm, although these models are usually more expensive. While spin speeds fluctuate by manufacturer and model, most top-loading washing machines have spin rates of about 800 rpm rather than 1600 rpm, which are rarer.
1 James King is considered by some to be the official inventor of the washing machine. 2  He invented the drum washing machine in 1851. 3  The drum washing machine he invented is very similar to modern machines. 4  It used a hand powered spinner to agitate the water, removing the dirt from the clothes. Hamilton Smith patented the first rotary washing machine in 1858. 2  In 1874, William Blackstone came home with a great birthday present for his wife-a washing machine that washed dirt from clothes and then washed it away. 3  This was the first machine designed for convenient use in the home.