Drive, which is invention of H. F. HOBBS, of Adelaide, South Australia, has three essential elements: weighted gears to produce forces, roller clutch to prevent motion, and torsional spring to transmit drive.
Hobbs gearless drive
Commonwealth Engr
Commonwealth Engineer ; 19 , n 4
1931
3 pages
2 Figs.
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Syntegra - Siemens revives the gearless drive
Online Contents | 2006
Syntegra: Siemens revives the gearless drive
British Library Online Contents | 2006
Features - Drive Systems for High-Speed Gearless Elevators
Online Contents | 2001
|Multiphase induction motor drive for gearless electric vehicles
European Patent Office | 2024
|