Guiding device for ball nut

Machine element or mechanism – Gearing – Directly cooperating gears

Reexamination Certificate

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Details

C074S424810

Reexamination Certificate

active

07487692

ABSTRACT:
A ball nut includes a nut member having an inner thread formed in a bore for threading with a screw member, the nut member includes a recess and an opening communicating with the bore of the nut member for forming one or more anchoring surfaces. A guiding device includes a shank received in the recess of the nut member, and one or more return channels formed in the shank for aligning with the inner thread of the nut member, and an anchoring bar on one end of the shank and engaged in the opening of the nut member. The anchoring bar has one or more end portions for engaging with the anchoring surface of the nut member and for securing the guiding device to the nut member.

REFERENCES:
patent: 2833156 (1958-05-01), Spontelli
patent: 3261224 (1966-07-01), Anthony
patent: 3371551 (1968-03-01), Profet
patent: 3971264 (1976-07-01), Detraz et al.
patent: 5014568 (1991-05-01), Schlenker
patent: 5063809 (1991-11-01), Schlenker
patent: 5388475 (1995-02-01), Shear et al.
patent: 5711188 (1998-01-01), Miyaguchi et al.
patent: 5791192 (1998-08-01), Lee
patent: 5988007 (1999-11-01), Nishimura
patent: 6813969 (2004-11-01), Huang
patent: 6813970 (2004-11-01), Siler et al.
patent: 7350434 (2008-04-01), Nishimura et al.

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