Linear guide apparatus

Details Linear guide apparatus Linear guide apparatus

1990-05-23

1991-11-26

Hannon, Thomas R.

Bearings

Linear bearing

Recirculating

384 49, 384 55, F10C 2906

Patent

active

050678230

ABSTRACT:
A guide rail of a linear guide apparatus is formed of a rail main body and a pair of rail members. The rail main body has a U-shaped cross section and recessed grooves respectively formed in inner surfaces of opposed side walls so that the recessed grooves extend axially and oppose each other. The pair of rail members, each having a ball rolling groove formed in an inner surface, are integrally fitted into the recessed grooves of the rail main body. The rail members are made of a material having a high hardness, and the rail main body is made of a material having a hardness lower than the rail members.

REFERENCES:
patent: 3008774 (1961-11-01), Morris et al.
patent: 3311426 (1967-03-01), Binns
patent: 4025995 (1977-05-01), Thomson
patent: 4576421 (1986-03-01), Teramachi
patent: 4775247 (1988-10-01), Isert

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