F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
F16K1/32—Details
F16K1/54—Arrangements for modifying the way in which the rate of flow varies during the actuation of the valve
Dispositif de reglage du debit d'un gaz dans une tubulure, notamment de reglage d'air dans une tubulure d'admission communiquant avec une chambre de combustion d'un moteur a combustion interne