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1. (WO2017016869) SHIFTING APPARATUS

Pub. No.:    WO/2017/016869    International Application No.:    PCT/EP2016/066555
Publication Date: Fri Feb 03 00:59:59 CET 2017 International Filing Date: Wed Jul 13 01:59:59 CEST 2016
IPC: F16H 63/18
F16H 63/30
F16H 63/32
Applicants: QINETIQ LIMITED
Inventors: THOMPSON, Robert William
Title: SHIFTING APPARATUS
Abstract:
Shifting apparatus comprising a shaft (100) extending along an axis (114) and at least one shifting feature (102), each said shifting feature (102) comprising: a multi-part pin (106) having first and second parts (108, 110) arranged to rotate relative to each other that extend through respective slots (112) extending along the shaft (100); a drum (104) arranged around the shaft (100) and having channels (120) extending along the length thereof in which the first and second parts (108, 110) of the multi-part pin (106) are respectively received for enabling torque to be transferred to the drum (104) when the shaft (100) is rotated, the drum (104) also defining a track (117) at least partially around its outer surface; a biasing mechanism for urging the drum (104) towards a rest position along the length of the shaft (100); and a drive member selector member provided in operative relation to said track (117), wherein the drive member selector member can be controlled to selectively engage a drive member, for transferring torque thereto in use, by rotating the shaft (100).