Method For Regulating the Drive of a Shearing or Heading Machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20090008984A1
SERIAL NO

12087844

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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In a method for controlling the drive of a shearing or heading machine for cutting a round, as a function of manipulated variables such as the movement speed of the cantilever arm, the position of the cutting tools and/or the power consumption of the drive motors and the pressure in hydraulic actuating cylinders, a minimum and a maximum target value are determined for the movement speed of the cantilever arm, and at least two factors each having values of between 0 and 1 are calculated for the manipulated variables as a function of measurement values, the measurement values at least comprising cutting tool position data compared to set data corresponding with a set profile, motor load measurement data and cantilever arm movement speed measurement data, and the movement speed of the cantilever arm is controlled as a function of the product of the set speed and the respectively calculated factors.

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Patent Owner(s)

Patent OwnerAddress
SANDVIK MINING AND CONSTRUCTION G M B H8740 ZELTWEG

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Haubmann, Helmut Knittelfeld, AT 1 0
Kargl, Hubert Gaal, AT 5 5

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