Chisel holder

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United States of America Patent

PATENT NO 9797246
SERIAL NO

14371776

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The invention relates to a bit holder for an earth working machine, in particular a surface miner, a road milling machine, or the like, having a holding projection that comprises a bit receptacle and/or carries a cutting element. In order to improve the operating reliability of an earth working machine, provision is made according to the present invention that the holding projection has, behind the cutting element or behind a receiving region of the bit receptacle in the tool advance direction, a wear protection element having a hard-material element in order to provide an emergency-mode property.

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Patent Owner(s)

Patent OwnerAddress
WIRTGEN GMBH53578 WINDHAGEN

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Barimani, Cyrus Königswinter, DE 287 2592
Buhr, Karsten Willroth, DE 60 721
Lehnert, Thomas Oberraden, DE 89 1026

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