Roller skates Roller skates Roller skates are shoes, or bindings that fit onto shoes, that are worn to enable the wearer to roll along on wheels. The first roller skate was effectively an ice skate with wheels replacing the blade. Later the "quad" style of roller skate became more popular consisting of four wheels arranged in the same configuration as a typical car. While the first reported use of roller skates was on a London stage in 1743, the first patented roller skate was introduced in 1760 by Belgian inventor John Joseph Merlin. His roller skate wasn't much more than an ice
Hamilton Walker (inventor) the Crowther Toiler in the mid 1970s. Apart from the rotary engines and car, Walker completed a number of inventions such as the internal-head diesel and the 1965 Walker air-cushioned hydrofoil craft. Hamilton Walker (inventor) Hamilton Walker (1903—1990) was a Whangarei, New Zealand engineer, inventor, and farmer who developed and patented a variety of rotary engine designs. He was the creator of New Zealand's first rotary engine. Walker was born 10 November 1903 the third son of James Thompson Walker and Annie Beatrice Douglas. He attended Whangarei Technical School. In 1925 Walker married Vera Sophia Lovett. He took up farming,