BALL SCREW DEVICE

A ball screw device 1 includes a nut including a nut main body 5 and a cover 6, a screw shaft 3, a rolling path 10 formed by a screw groove 5a of the nut main body 5 and a screw groove 3a of the screw shaft 3, a circulation path 20 formed by an outer circumferential surface of the nut main body 5 an...

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Bibliographic Details
Main Authors ISHIKAWA Shintarou, IKEDA Yoshinori
Format Patent
LanguageEnglish
French
German
Published 24.07.2024
Subjects
BLASTING
ENGINEERING ELEMENTS AND UNITS
GEARING
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
THERMAL INSULATION IN GENERAL
WEAPONS
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Summary:A ball screw device 1 includes a nut including a nut main body 5 and a cover 6, a screw shaft 3, a rolling path 10 formed by a screw groove 5a of the nut main body 5 and a screw groove 3a of the screw shaft 3, a circulation path 20 formed by an outer circumferential surface of the nut main body 5 and the cover 6, a pair of connection paths 30 that allow one end of the circulation path 20 and one end of the rolling path 10 to be communicated with each other and allow the other end of the circulation path 20 and the other end of the rolling path 10 to be communicated with each other, respectively, and a large number of balls 4 disposed in the rolling path 10, the circulation path 20, and the pair of connection paths 30. The circulation path 20 is formed along a cylindrical portion 5c of the outer circumferential surface of the nut main body 5.
Bibliography:Application Number: EP20220869782