Roller bearing unit for guiding a linear movement and method of

Details Roller bearing unit for guiding a linear movement and method of Roller bearing unit for guiding a linear movement and method of

1981-11-02

1983-08-02

Footland, Lenard A.

Cutlery

F16C 2906

Patent

active

043962351

ABSTRACT:
A new and unique roller bearing unit having a high load carrying capability is disclosed which essentially comprises a bearing unit body having a flat portion at the upper part and two projected portion at the lower part thereof with a considerably large groove formed therebetween, said flat portion having an upper non-loading roller groove and a lower loading roller groove and said projected portions having an outer non-loading stepped part and an inner loading stepped part, a track shaft adapted to be slidably fitted into said considerably large groove, an upper retainer firmly mounted on the flat portion for covering the nonloading rollers, side retainers firmly mounted on the projected portions for supporting the circulating rollers along the stepped parts, and a number of rollers adapted to circulate through the upper and lower roller grooves as well as along the outer and inner stepped parts.

REFERENCES:
patent: 3802752 (1974-04-01), Koschmieder
patent: 4293166 (1981-10-01), Ernst et al.
patent: 4302059 (1981-11-01), Teramachi
patent: 4352526 (1982-10-01), Imai

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