Two-part, low-backlash spindle nut

Details Two-part, low-backlash spindle nut Two-part, low-backlash spindle nut

2008-03-04

2008-03-04

Ridley, Richard (Department: 3682)

Machine element or mechanism

Mechanical movements

Reciprocating or oscillating to or from alternating rotary

C074S441000

Reexamination Certificate

active

11203989

ABSTRACT:
Apparatus for screw transmission on a spindle comprising a nut having at least a first and second part with internal threads, at least one bore in the first and second parts, and at least one spring located within the at least one bore of the first and second parts and arranged with a bending load acting crosswise to a longitudinal direction of the bore. The instant abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.

REFERENCES:
patent: 3124969 (1964-03-01), Grabowski
patent: 4009968 (1977-03-01), Vandenkieboom
patent: 4433590 (1984-02-01), Benoit et al.
patent: 5732596 (1998-03-01), Erikson et al.
patent: 5839321 (1998-11-01), Siemons
patent: 6142032 (2000-11-01), Creager
patent: 0640777 (1995-03-01), None
patent: 0878642 (1998-11-01), None
patent: 1-116369 (1989-05-01), None
patent: 1116369 (1989-05-01), None
Article by A. Mazzi, “Compensata l'usura con chiocciole in plastica”, Organi di Transmissione, Tecniche nuove. Milano, IT, Bd. 30, Nr. Dec. 11, 1999.

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