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US 10,392,195 B2Granted
Scraping elements for drive units of underground mining applications
AssigneeCaterpillar Global Mining Europe GmbH
InventorsRobert Voigt, Karl-Heinz Schürer, William R. Weber
Life of this patent
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Abstract
A sprocket adapted to be used in a drive unit of a chain conveyor for underground mining applications is disclosed. The sprocket may have a cylindrical body. The cylindrical body may have a front face, an axis of rotation (A-A′), and a lateral surface. The sprocket may also have a scraping member provided on the front face. The scraping member may scrape off deposits during rotation of the sprocket.
Claims6
A sprocket for a drive unit of a chain conveyor for underground mining applications, the sprocket comprising:
- a cylindrical body having a front face, an axis of rotation (A-A′), and a lateral surface;
- and
- a scraping member provided on the front face, and configured to scrape off deposits during rotation of the sprocket, the scraping member including at least one radial scraping edge provided on the front face, the at least one radial scraping edge including a first end and a second end,
- wherein the first end and the second end have different radial distances from the axis of rotation (A-A′), and
- wherein the first end and the second end confine a polar angle α of 0°≤α<180°.
2 more elements
Dependencies are inferred from the claim text.