BALL SCREW

PURPOSE:To provide a ball screw which is easily processed, suitable for rapid feed and adaptable for strengthening of a tongue of a ball circulation passage. CONSTITUTION:A ball circulation passage 21 comprises keyhole-shaped ball circulation grooves 21a-21c formed in a nut main body 12 and a guide...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	IGARASHI TAENJI
Format:	Patent
Sprache:	eng
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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Beschreibung
Zusammenfassung:	PURPOSE:To provide a ball screw which is easily processed, suitable for rapid feed and adaptable for strengthening of a tongue of a ball circulation passage. CONSTITUTION:A ball circulation passage 21 comprises keyhole-shaped ball circulation grooves 21a-21c formed in a nut main body 12 and a guide plate 17 connected to the nut main body 12 with setscrews 18 by using a key-shaped tool 19 respectively. Then, a pin 15 made of hard material having a bevel faced tongue 15a for scoop of balls 13 into the ball circulation grooves 21a-21c is inserted and fixed in a keyhole-shaped pin insertion groove 32 formed in the nut main body 12 by using key-shaped tools 29, 39.