公开(公告)号：US20190309853A1

公开(公告)日：2019-10-10

申请号：US15746883

申请日：2015-07-24

Applicant: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION

Inventor： Jon M. LENHERT ,  Oscar BONIFACIO

IPC: F16J15/3236 ,  F16J15/56

Abstract: A scraper ring for a linear motion assembly including an annular body having a contact face adapted to contact an inner component, wherein the annular body comprises a material having a coefficient of linear thermal expansion of at least 75×10−6/° C. An assembly for linear motion including an outer component defining a bore and a first annular recess extending radially outward from the bore; an inner component disposed in the bore, wherein the inner component is adapted to translate longitudinally within the bore; and a scraper ring disposed in the first annular recess and contacting the inner component, wherein there is no component disposed between any portion of the spacer ring and the outer component.