Timmis system

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).

Inventor

The inventor was Illius Augustus Timmis [1]

Patent

US Patent 432341 was published in 1890.[2]

See also

References

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