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Timmis was an innovative design of double coiled springs, originally used for railway rolling stock, such as on the
Timmis was an innovative design of double coiled springs, originally used for railway rolling stock, such as on the Barsi Light Railway
Barsi Light Railway (BLR) was a long, narrow-gauge railway between Miraj and Latur in the state of Maharashtra in India. It was the brainchild of British engineer Everard Calthrop, and regarded as having revolutionised narrow-gauge ...
c1889, as formulated by Everard Calthrop
Everard Richard Calthrop (3 March 1857 – 30 March 1927) was a British railway engineer and inventor. Calthrop was a notable promoter and builder of narrow-gauge railways, especially of narrow gauge, and was especially prominent in India. His ...
(1857–1927).
Inventor
The inventor wasIllius Augustus Timmis
''Forgotten Realms: Demon Stone'' is a video game that was released in 2004 for PlayStation 2, Xbox and Windows PC. It is set in the Forgotten Realms campaign setting for ''Dungeons & Dragons'' (D&D). The story was written by R.A. Salvatore and ...
Patent
US Patent 432341 was filled in 1889 and published in 1890.See also
*Bogie
A bogie ( ) (in some senses called a truck in North American English) is a chassis or framework that carries a wheelset, attached to a vehicle—a modular subassembly of wheels and axles. Bogies take various forms in various modes of transp ...
as used with railway rolling stock.
* Coil spring
A selection of conical coil springs
The most common type of spring is the coil spring, which is made out of a long piece of metal that is wound around itself.
Coil springs were in use in Roman times, evidence of this can be found in bronze Fib ...
* Leaf spring
A leaf spring is a simple form of spring commonly used for the suspension in wheeled vehicles. Originally called a ''laminated'' or ''carriage spring'', and sometimes referred to as a semi-elliptical spring, elliptical spring, or cart spring, it ...
- an older and simpler system of springs
References
1890 introductions Automotive suspension technologies English inventions Springs (mechanical) {{rail-transport-stub