专利名称:ANTI-KICKBACK DEVICE FOR CHAIN SAWS 发明人:RUDOLPH PROGL
申请号:AU2055076英语四级词汇
山西英语培训申请日:19761214
公开号:AU2055076A
公开日:
peach怎么读
除此之外英语
siren
19780622
专利内容由知识产权出版社提供
世博英语
摘要:An anti-kickback device for preventing kickback of a chain saw compris, in one embodiment, a platelike member attached to the guide bar no ction and having the general configuration of a circular ctor which extends arcuately over a predetermined ctor of the no ction and extends radially outwardly therefrom a distance greater than the farthest radial extent of the saw chain during its travel over the no ction to prevent the chain from being brought into contact with any object in the region where it runs over the no ction thereby preventing kickback which could otherwi occur. The platelike member may terminate in an inturned lip which is turned inwardly towards the guide bar so as to substantially enclo the saw chain during its travel over the no ction. The device may be permanently or removably attached to the guide bar. In another embodiment, two complementary platelike members are attached to opposite sides of the guide bar and each member may terminate in an inturned lip which is turned inwardly towards the other so as to enclo the saw chain during its traversal over the no ction. The two platelike members may be permanently or removably attached to the guide bar. In guide bars of laminated construction, the anti-kickback device can be formed as extensions of the guide bar outer side plates and this construction can be ud whether the anti-kickback device is compod of one or two platelike members.
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