Angle measuring device

Details Angle measuring device Angle measuring device

A - Human Necessities

01

G

A01G 23/091 (2006.01)

Patent

CA 2242241

Angle measuring device for vehicle-born chain saws, where a guide bar (18) for a saw chain is held by a rotatable holder (16), and the upper side of the holder is in sliding contact with the underside of a non-rotatable part (14) over a flat contact surface (21), the upper side of the holder provided with a multitude of recesses (22) along a circular arc, and the underside of the non- rotatable part provided with at least one magnetic head for registering the magnetic variations along the arc.

La présente invention concerne un appareil à mesurer les angles, destiné aux tronçonneuses montées sur véhicules. Une barre de guidage (18) d'une chaîne de sciage est tenue par un support rotatif (16) dont la face supérieure est en contact glissant avec la face inférieure d'une pièce non rotative (14) par l'intermédiaire d'une surface de contact plate (21). La face supérieure du support présente une multitude de renfoncements (22) le long d'un arc de cercle et la face inférieure de la pièce non rotative est pourvue d'au moins une tête magnétique servant à enregistrer les variations magnétiques le long de l'arc de cercle.

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