发明名称 Linkage adjustment arrangement for a bathtub drain assembly
摘要 In a bath waste and overflow arrangement, a system and method for easily and accurately adjusting a valve actuating linkage to the proper length. An adjustable overflow tube assembly is provided with a graduated scale that indicates the length to which the tube assembly is adjusted. The linkage has a similar scale and is adjusted in its length until such scale provides an indication corresponding to that on the first scale. This correspondence between the indicators on the scales assures that when the linkage is inserted into the overflow tube, its length is proper to accurately locate a valve plug controlled by the linkage.
申请公布号 US4352213(A) 申请公布日期 1982.10.05
申请号 US19800205002 申请日期 1980.11.07
申请人 WATTS, ROBERT R. 发明人 WATTS, ROBERT R.
分类号 E03C1/232;(IPC1-7):E03C1/23 主分类号 E03C1/232
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