<p>In a package strapping machine an improved means for tightening the strap extending from a strap supply about a package to be strapped including feed means, retract means, linearly reciprocating tension means and a secondary gripper in which the tension means is outside of the path of the strap between the feed means and the retract means and in which the tension means reciprocates in a direction approximately normal to the usual path of the strap traveling through the tension means.</p>
申请公布号
CA1097205(A)
申请公布日期
1981.03.10
申请号
CA19790324236
申请日期
1979.03.27
申请人
KEYSTONE CONSOLIDATED INDUSTRIES, INC.
发明人
JOHNSON, ERIC A., III;MOORE, MELVIN E.;BUDD, TOM A.