JPH0475218U - - Google Patents

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Publication number
JPH0475218U
JPH0475218U JP11871190U JP11871190U JPH0475218U JP H0475218 U JPH0475218 U JP H0475218U JP 11871190 U JP11871190 U JP 11871190U JP 11871190 U JP11871190 U JP 11871190U JP H0475218 U JPH0475218 U JP H0475218U
Authority
JP
Japan
Prior art keywords
dynamic pressure
area near
rotating shaft
groove
generating grooves
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.)
Granted
Application number
JP11871190U
Other languages
English (en)
Other versions
JP2505124Y2 (ja
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=31866660&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH0475218(U) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Priority to JP1990118711U priority Critical patent/JP2505124Y2/ja
Publication of JPH0475218U publication Critical patent/JPH0475218U/ja
Application granted granted Critical
Publication of JP2505124Y2 publication Critical patent/JP2505124Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Sliding-Contact Bearings (AREA)

Description

【図面の簡単な説明】
第1図はこの考案にかかる動圧流体軸受の回転
軸の主要部を示す図、第2図aは不適当な変形実
施例図、同図bは好ましい変形実施例図、第3図
はこの考案にかかる動圧流体軸受を回転させた時
のヌスミ部分における潤滑油の移動を示す図、第
4図と第5図はこの考案にかかる動圧流体軸受の
回転軸とスリーブとの実施例の組合せを示す図、
第6図と第7図は従来の動圧流体軸受の回転軸と
スリーブとの組合せを示す図である。 1……回転軸、1a,1b……動圧溝、2……
ヌスミ、3……スリーブ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 回転軸の表面又は該回転軸を嵌挿するスリ
    ーブの内表面に動圧発生溝を形成し且つ該動圧発
    生溝近傍に潤滑流体充填用ヌスミを形成してなる
    動圧流体軸受において、前記ヌスミを回転軸に滑
    らかな曲線状に形成すると共に該曲線状の底(軸
    の径の最小の位置)から軸表面の動圧発生溝に到
    るまで滑らかな曲線状のヌスミとしたことを特徴
    とする動圧流体軸受。 (2) ヌスミの底近傍を滑らかな曲線状とすると
    共に該底近傍の曲線部の端から軸表面にかけて直
    線状の駆け上がりとした請求項第1項記載の動圧
    流体軸受。
JP1990118711U 1990-11-13 1990-11-13 動圧流体軸受 Expired - Lifetime JP2505124Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990118711U JP2505124Y2 (ja) 1990-11-13 1990-11-13 動圧流体軸受

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990118711U JP2505124Y2 (ja) 1990-11-13 1990-11-13 動圧流体軸受

Publications (2)

Publication Number Publication Date
JPH0475218U true JPH0475218U (ja) 1992-06-30
JP2505124Y2 JP2505124Y2 (ja) 1996-07-24

Family

ID=31866660

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990118711U Expired - Lifetime JP2505124Y2 (ja) 1990-11-13 1990-11-13 動圧流体軸受

Country Status (1)

Country Link
JP (1) JP2505124Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59127920U (ja) * 1983-02-16 1984-08-28 株式会社小松製作所 ピボツト軸端部の潤滑装置
JPS60117531A (ja) * 1983-11-08 1985-06-25 エヌ・ベー・フイリツプス・フルーイランペンフアブリケン 螺旋溝軸受を有するx線管

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59127920U (ja) * 1983-02-16 1984-08-28 株式会社小松製作所 ピボツト軸端部の潤滑装置
JPS60117531A (ja) * 1983-11-08 1985-06-25 エヌ・ベー・フイリツプス・フルーイランペンフアブリケン 螺旋溝軸受を有するx線管

Also Published As

Publication number Publication date
JP2505124Y2 (ja) 1996-07-24

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term