发明名称 Saw chain having drive link with guard feature
摘要 A saw chain for a chain saw including alternating center and side link pairs with certain of said side links being cutting links and certain of said center links preceding said cutting links having guard portions to inhibit kick back. Said guard portions including a forward and rearward guard portion, the rearward guard portion in overlapping relation with a depth guide of the cutting link. A relief spacing between the guard portions facilitates chip carriage and the guard portions cooperatively form a ramp to guide wood being cut over and onto the depth gauge for controlling the depth of cut taken by the cutting link.
申请公布号 US6748840(B2) 申请公布日期 2004.06.15
申请号 US20020214986 申请日期 2002.08.07
申请人 BLOUNT, INC. 发明人 HARFST MICHAEL D.
分类号 B23D59/00;B27B17/00;B27B33/14;(IPC1-7):B27B33/14 主分类号 B23D59/00
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