A ball screw spindle comprising a metallic deflector member

A ball screw spindle comprising a metallic deflector member

According to the present invention, there is provided a bridge type ball screw (1) comprising a screw shaft (2) formed on its outer circumference with a helical screw groove (2a), a nut (3) formed on its inner circumference with a helical screw groove (3a) and adapted to be fitted on the screw shaft...

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1. Verfasser: KAZUNO, KEISUKE
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
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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creator KAZUNO, KEISUKE
description According to the present invention, there is provided a bridge type ball screw (1) comprising a screw shaft (2) formed on its outer circumference with a helical screw groove (2a), a nut (3) formed on its inner circumference with a helical screw groove (3a) and adapted to be fitted on the screw shaft (2), a plurality of balls (4) contained in a ball rolling passage formed by the opposite screw grooves, and a metallic bridge member (5) formed with a connecting groove for connecting adjacent portions of the ball rolling passage to make the rolling passage a ball circulating passage and fitted in a bridge window (6) formed in a barrel of the nut (3) wherein a clearance between the bridge member and the bridge window is set as 0 mm‰¤C‰¤0.1 mm.
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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
title A ball screw spindle comprising a metallic deflector member
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