Drain plug for hydraulic circuit

• Main Authors: AIRES, RAPHAEL, BENDIX EUROPE SERVICES TECHNIQUES, MULLER, PHILIPPE, BENDIX EUROPE SERVICES TECHNIQUE
• Format: Patent
• Language: English; French; German
• Published: 05.08.1992
• Subjects: ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; BLASTING; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; BRAKES; CLUTCHES; COUPLINGS FOR TRANSMITTING ROTATION; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OFVEHICLES; STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROMENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS; THERMAL INSULATION IN GENERAL; TRANSPORTING; VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES; VEHICLES IN GENERAL; WEAPONS

L'invention concerne une vis de purge pour circuit hydraulique comprenant dans un corps (22) un élément d'obturation (40) permettant ou interdisant la communication entre deux sous-circuits (I, II). Selon l'invention, elle comporte au moins un second élément obturateur (56) permettant ou interdisant la communication entre au moins l'un des deux sous-circuits (I, II) avec au moins un troisième sous-circuit (III). The invention relates to a drain plug for a hydraulic circuit, comprising, in a body (22), a shut-off element (40) permitting or preventing the communication between two subcircuits (I, II). According to the invention, it comprises at least one second shut-off element (56) permitting or preventing the communication between at least one of the two subcircuits (I, II) with at least a third subcircuit (III).