G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
G01B3/00—Measuring instruments characterised by the use of mechanical techniques
G01B3/38—Gauges with an open yoke and opposed faces, i.e. calipers, in which the internal distance between the faces is fixed, although it may be preadjustable
Perfectionnement a un dispositif commutateur comprenant un organe de contact pivotant autour d'un axe parallele a l'axe d'un boitier, a l'encontre d'un ressort a lame monte cambre entre ledit boitier et ledit organe