发明名称 Adjustable head assembly for floor burnisher
摘要 The head assembly of a floor burnisher is suspended by a main lift assembly and a fine adjustment assembly. The main lift moves the head assembly between a raised position in which the pad assembly is raised and tilted for access, and a lowered position in which the pad driver is suspended slightly above the floor, ready for use. The fine adjustment assembly permits the operator to control very accurately and conveniently the final operating pressure of the pad when the burnisher is turned on.
申请公布号 US7137876(B2) 申请公布日期 2006.11.21
申请号 US20020316541 申请日期 2002.12.11
申请人 WOODHEAD INDUSTRIES, INC. 发明人 IMMORDINO, JR. JOSEPH;PALMER GARY E.
分类号 B24B23/02;B24B7/18;B24B41/04 主分类号 B24B23/02
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