发明名称 |
Rim driven rotary cutter and tree felling head incorporating the same |
摘要 |
A rim driven circular saw and a drive pinion rotatable about respective ones of a pair of spaced apart parallel axes wherein each of the saw and pinion having projections of gear tooth form about the outer periphery thereof with the teeth of one meshing with those of the other. The teeth on the saw each have a cutting edge set back from the normal intersection of the face and the top land of the teeth. The saw is journalled for rotation on a plate carried by a rigid frame and the plate has a thickness at least no greater than the kerf generated by the saw. The pinion is fabricated from a non-metallic substance such as nylon. Also disclosed is an accumulator type tree felling head incorporating, as the cutting device, a saw of the foregoing type.
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申请公布号 |
US4690185(A) |
申请公布日期 |
1987.09.01 |
申请号 |
US19860820053 |
申请日期 |
1986.01.21 |
申请人 |
LOGGING DEVELOPMENT CORPORATION |
发明人 |
HAMILTON, DOUGLAS D.;PALFY, ROBERT M.;VIERECK, HANS |
分类号 |
A01G23/091;(IPC1-7):A01G23/08;B27B5/14 |
主分类号 |
A01G23/091 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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