Angle-measuring device

Details Angle-measuring device Angle-measuring device

G - Physics

01

B

G01B 7/30 (2006.01) G01B 11/26 (2006.01) G01B 21/22 (2006.01) G01D 5/245 (2006.01) G01D 21/00 (2006.01)

Patent

CA 2499118

Angle-measuring device (1), consisting of a support (2) with at least two tracks (3, 4), where at least one track (3) is in the form of a circular surface (5) and at least one track is in the form of a cylinder sleeve surface (6), where each track (3, 4) has essentially matching periodic patterns (8) that can be sensed electromagnetically or optically by at least one sensor (7) and where one track (3) has N patterns (8) and the other track (4) has N+1 patterns (8). Angle-measuring device (1), consisting of at least two tracks (3, 4), in the form of a circular surface, where each track has essentially matching periodic patterns (8) that can be sensed electromagnetically or optically by at least one sensor (7) and where one track (3) has N patterns and another track (4) has N+1 patterns (8), where one track (3) is on one face (9) of a circular support (2) and the other track (4) is on the other face (10).

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