Linear guide rail and linear guide rolling die

Bearings – Linear bearing – Recirculating

Reexamination Certificate

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Details

C384S049000

Reexamination Certificate

active

06935785

ABSTRACT:
A linear guide rail has: a rail body, straight-line ball rolling grooves being formed in surfaces of the rail body by form rolling, wherein curved corners are formed at joint portions between the surfaces of the rail body and the ball rolling grooves, the curved corners connecting smoothly the surface of the rail body to that of the ball rolling grooves.

REFERENCES:
patent: 4898478 (1990-02-01), Osawa
patent: 2003/0123761 (2003-07-01), Kawashima et al.
patent: 0 846 880 (1998-06-01), None
patent: 2 605 369 (1988-04-01), None
patent: 2001-227539 (2001-08-01), None

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