Bearings – Rotary bearing – Antifriction bearing
Patent
1993-10-12
1995-06-13
Hannon, Thomas R.
Bearings
Rotary bearing
Antifriction bearing
384537, 384559, F16C 3364
Patent
active
054236150
ABSTRACT:
A cross roller bearing is disclosed that achieves a long service life by reducing the effects of split surfaces formed in an outer ring in the direction that crosses a V-shaped groove of said outer ring. In addition, a cross roller bearing is disclosed that allows said effects to be reduced at low cost.
The above-mentioned advantages are obtained by forming a recess in the outer surface of said outer ring corresponding to said split surfaces to reduce the preliminary pressure applied to rollers at that portion.
In addition, the above-mentioned advantages are achieved at low cost by the filling of a filling member and the setting of the angle at which said split surfaces cross said V-shaped groove.
REFERENCES:
patent: 1197373 (1916-09-01), Hirth
patent: 1675728 (1928-07-01), Pierce, Jr.
patent: 2648578 (1953-08-01), Stearns et al.
patent: 3302987 (1967-02-01), Hoffmann et al.
patent: 3592519 (1971-07-01), Martin
patent: 5033873 (1991-07-01), Suzuki
Hara Takehiko
Masuda Ichiro
Gruskin Steven M.
Hannon Thomas R.
Nippon Thompson Co. Ltd.
Turner Richard C.
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