Chipper bed knife
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United States of America Patent
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Sep 11, 2007
Grant Date -
Apr 27, 2006
app pub date -
Oct 24, 2005
filing date -
Apr 24, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to a chipper (1) bed knife (2) attached detachably to the chipper frame (3), the chipper (1) having a chipper disc (5) supported on its shaft (4), which shaft is fitted rotatably to the chipper frame (3), the chipper disc (5) comprising a number of knives (6) arranged to pass the knife edge (7) of the bed knife (2) at a distance corresponding to the required knife clearance (v), when the chipper disc (5) is rotating. The bed knife (2) also has a second knife edge (7'), the said knife edges (7, 7') being arranged at a distance from each other in the direction of movement (A) of the chipper disc (5) knives (6). A groove (8) is formed in the bed knife (2) between the said knife edges (7, 7').
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