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公开(公告)号:US20090107210A1
公开(公告)日:2009-04-30
申请号:US11931579
申请日:2007-10-31
申请人: William Allen Arnold , Chenghsiung Lin , Christopher Aldrich Brown , Torbjorn Stansen Bergstrom , Douglas Jeffrey Geiger
发明人: William Allen Arnold , Chenghsiung Lin , Christopher Aldrich Brown , Torbjorn Stansen Bergstrom , Douglas Jeffrey Geiger
IPC分类号: G01N19/02
CPC分类号: G01N19/02
摘要: A portable device for measuring friction, especially friction between tire treads and road surfaces is disclosed. The portable friction tester is shaped as an equilateral triangle providing three points of contact for samples in the road surface.
摘要翻译: 公开了用于测量摩擦的便携式装置,特别是轮胎胎面与路面之间的摩擦。 便携式摩擦试验机成形为等边三角形,为路面上的样品提供三个接触点。
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公开(公告)号:US07788965B2
公开(公告)日:2010-09-07
申请号:US11931579
申请日:2007-10-31
申请人: William Allen Arnold , Chenghsiung Lin , Christopher Aldrich Brown , Torbjorn Stansen Bergstrom , Douglas Jeffrey Geiger
发明人: William Allen Arnold , Chenghsiung Lin , Christopher Aldrich Brown , Torbjorn Stansen Bergstrom , Douglas Jeffrey Geiger
IPC分类号: G01N19/02
CPC分类号: G01N19/02
摘要: A portable device for measuring friction, especially friction between tire treads and road surfaces is disclosed. The portable friction tester is shaped as an equilateral triangle providing three points of contact for samples in the road surface.
摘要翻译: 公开了用于测量摩擦的便携式装置,特别是轮胎胎面与路面之间的摩擦。 便携式摩擦试验机成形为等边三角形,为路面上的样品提供三个接触点。
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