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|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 14 인용 특허 : 11|
The invention is directed to an endless cutting chain for an underground trenching assembly that has a plurality of cutter links with a strap link joining adjacent cutter links. Each cutter link has a pair of side plates and a support member bridging the side plates. The support member has an arcuate support surface for attachment of at least one cutting member. The support member and the cutting members are adapted so as to permit substantially unrestricted selection of lateral positions of the cutting members on the arcuate support surface of the suppo...
1. A cutting chain comprising a plurality of cutter links with a strap link joining adjacent cutter links forming an endless chain, wherein at least one cutter link comprises:a pair of side plates;a support member bridging the side plates, the support member having an arcuate support surface with a convex outer surface;at least one cutting member attached onto the arcuate support surface of the support member; anda drag plate attached to the outer surface of the support member. 2. The cutting chain of claim 1 wherein the side plates are substantially par...