G - Physics – 08 – C
Patent
G - Physics
08
C
340/136, 350/32
G08C 21/00 (2006.01) E21C 35/08 (2006.01) E21D 9/00 (2006.01) E21F 17/18 (2006.01)
Patent
CA 1229675
ABSTRACT OF THE DISCLOSURE The device for determining the position of a cut- ting head of a drift advancing or winning machine has a stationarily arranged receiver, in particular a heat picture camera. A transmitter is arranged on the cutting head or on the cutting arm. The distance (r) of this transmitter from as well as the angular position relative to the co- ordinates (x, y, z) of the receiver is measured.
436256
Droscher Bernhard
Schellenberg Eduard
Zitz Alfred
Marks & Clerk
Voest - Alpine Aktiengesellschaft
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