A neutralizing mechanism is provided for moving the control arm of a hydrostatic traction drive transmission and a control lever therefor to their respective neutral positions in response to movement of a traction drive brake pedal toward a brake-engage position. The neutralizing mechanism includes a...http://www.google.es/patents/US4496035?utm_source=gb-gplus-sharePatente US4496035 - Neutralizing mechanism for a hydrostatic transmission
Neutralizing mechanism for a hydrostatic transmission