Timmis was an innovative design of double coiled springs, originally used for railway rolling stock, such as on the Barsi Light Railway c1889, as formulated by Everard Calthrop (1857–1927).
Contents
Inventor
The inventor was Illius Augustus Timmis
Patent
US Patent 432341 was published in 1890.
References
Timmis system Wikipedia(Text) CC BY-SA