F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
F15B11/00—Servomotor systems without provision for follow-up action ; Circuits therefor
F15B11/16—Servomotor systems without provision for follow-up action ; Circuits therefor with two or more servomotors
F15B11/20—Servomotor systems without provision for follow-up action ; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members
Dispositif permettant l'inversion automatique de l'alimentation d'un vérin double effet hydraulique à partir d'une commande à simple ou double effet