JPS60173753U - ball screw - Google Patents

ball screw

Info

Publication number
JPS60173753U
JPS60173753U JP6162784U JP6162784U JPS60173753U JP S60173753 U JPS60173753 U JP S60173753U JP 6162784 U JP6162784 U JP 6162784U JP 6162784 U JP6162784 U JP 6162784U JP S60173753 U JPS60173753 U JP S60173753U
Authority
JP
Japan
Prior art keywords
ball
ball screw
moving
contact angle
utility
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP6162784U
Other languages
Japanese (ja)
Inventor
実 井沢
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP6162784U priority Critical patent/JPS60173753U/en
Publication of JPS60173753U publication Critical patent/JPS60173753U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に係るボールねじの実施例を示す断面図
、第２図はその一部の拡大断面図、第３図、第４図は他
の実施例における第２図へ同様の断面図である。 、符号１ぼシャフト、２は雄ねじ、３はナツト、４は雌
ねじ、５はボール、２ａｔ４ａは承−ル溝である。Fig. 1 is a sectional view showing an embodiment of the ball screw according to the present invention, Fig. 2 is an enlarged sectional view of a part thereof, and Figs. 3 and 4 are similar sectional views to Fig. 2 in other embodiments. It is a diagram. , 1 is a shaft, 2 is a male thread, 3 is a nut, 4 is a female thread, 5 is a ball, and 2at4a is a bearing groove.

Claims (1)

【実用新案登録請求の範囲】 １　ボールを挟む雄ねじと雌ねじのボール溝をそれぞれ
非対称形とし、仕事方向に動作するときの前記ボールと
ボール溝との接触角を、戻り方向へ動くときの接触角よ
りも小さくしたことを特徴とするボールねじ。 ２　前記ボール溝は仕事方向に動作するときの転勤面の
みを精密仕上した実用新案登録請求の範囲第１項に記載
のボールねじ。[Claims for Utility Model Registration] 1. The ball grooves of the male and female screws that sandwich the ball are each asymmetrical, and the contact angle between the ball and the ball groove when moving in the work direction is the contact angle when moving in the return direction. A ball screw characterized by being smaller than. 2. The ball screw according to claim 1, which is a registered utility model, in which only the transfer surface of the ball groove when operating in the work direction is precisely finished.
JP6162784U 1984-04-26 1984-04-26 ball screw Pending JPS60173753U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6162784U JPS60173753U (en) 1984-04-26 1984-04-26 ball screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6162784U JPS60173753U (en) 1984-04-26 1984-04-26 ball screw

Publications (1)

Publication Number Publication Date
JPS60173753U true JPS60173753U (en) 1985-11-18

Family

ID=30590072

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6162784U Pending JPS60173753U (en) 1984-04-26 1984-04-26 ball screw

Country Status (1)

Country Link
JP (1) JPS60173753U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003042581A1 (en) * 2001-11-12 2003-05-22 Nsk Ltd. Movable member operating actuator device
US6908405B2 (en) 2001-11-02 2005-06-21 Nsk Ltd. Pulley width adjusting device for continuously variable transmission

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56147954A (en) * 1980-04-17 1981-11-17 Hiroshi Teramachi Retainerless ball screw

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56147954A (en) * 1980-04-17 1981-11-17 Hiroshi Teramachi Retainerless ball screw

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6908405B2 (en) 2001-11-02 2005-06-21 Nsk Ltd. Pulley width adjusting device for continuously variable transmission
WO2003042581A1 (en) * 2001-11-12 2003-05-22 Nsk Ltd. Movable member operating actuator device
US6860827B2 (en) 2001-11-12 2005-03-01 Nsk Ltd. Actuator device for manipulating movable member

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