Sensor fitting for a hydraulic brake or clutch of handlebar-guided vehicles and hydraulic brake of a handlebar-guided vehicle

摘要

The invention relates to a master armature (1) for a hydraulic brake or clutch of handlebar-guided vehicles, which has a housing (20) in which a compensation chamber (40) for hydraulic fluid is arranged, a groove (23) being provided in the housing (20) which encloses the compensation space (40), the compensation space (40) being sealed fluid-tight with a bellows (30), the bellows (30) having a sealing element (33) which is arranged in the groove (23), wherein the width (bd) of the sealing element (33) of the bellows (30) is greater than the groove width (bn) of the groove (23), and / or the sealing element (33) is arranged in the groove (23) and designed in such a way, that the sealing element (33) forms a fluid-tight seal at least against one side wall of the two side walls (231, 232) of the groove (23).