Bearings – Linear bearing – Recirculating
Patent
1990-01-24
1990-11-06
Hannon, Thomas R.
Bearings
Linear bearing
Recirculating
384 7, 384 25, F16C 2906
Patent
active
049681559
ABSTRACT:
A rolling-bearing-mounted linear guiding unit comprising a hardened and polished guide rail on which rolling element raceways are formed and a guide carriage longitudinally displaceably mounted on the guide rail and provided with a fixing surface turned away from the guide rail and an inner contour adapted in shape to the profile of the guide rail, rolling elements rolling in endless race canals between the rolling element raceways of the guide rail and surfaces situated opposite to these in the guide carriage and a damping element bveing provided next to the guide carriage and a damping element being provided next to the guide carriage and forming a damping gap with the guide rail, characterized in that the damping element is formed as a saddle engaging around the guide rail, which saddle in respect of the guide rail, has a fixing surface identical to that of the guide carriage, the inner contour of the saddle being adapted for the most part to the profile of the guide rail so that these delimit a damping gap of 0 to 40 .mu.m.
REFERENCES:
patent: 4376556 (1983-03-01), Bergman et al.
patent: 4529255 (1985-07-01), Piotrowski
patent: 4662762 (1987-05-01), Schwarz
patent: 4773770 (1988-09-01), Osawa
Hannon Thomas R.
INA Walzlager Schaeffler KG
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