JPS6260722U - - Google Patents
Info
- Publication number
- JPS6260722U JPS6260722U JP15178785U JP15178785U JPS6260722U JP S6260722 U JPS6260722 U JP S6260722U JP 15178785 U JP15178785 U JP 15178785U JP 15178785 U JP15178785 U JP 15178785U JP S6260722 U JPS6260722 U JP S6260722U
- Authority
- JP
- Japan
- Prior art keywords
- groove
- herringbone
- dynamic pressure
- pressure generating
- oil sump
- 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
Links
Description
第１図は本考案の第一実施例を示す軸の要部正
面図、第２図は同第二実施例を示す軸の要部正面
図、第３図は同第三実施例を示す軸の要部正面図
、第４図は同第四実施例を示す動圧発生溝パター
ンの部分展開図、第５図は同第五実施例を示す動
圧発生溝パターンの部分展開図、第６図は従来例
を示す動圧軸受装置の概略断面図、第７図は同軸
の要部正面図である。
１０，１０ａ，１０ｂ……軸、１１，１１ａ，
１１ｂ，１１ｃ，１１ｄ……油溜め溝、１２，１
３，１４，１５，１６……ヘリングボーン状の溝
、１２ａ，１３ａ，１４ａ，１５ａ……Ｖ字状部
。
Fig. 1 is a front view of the main part of the shaft showing the first embodiment of the present invention, Fig. 2 is a front view of the main part of the shaft showing the second embodiment of the invention, and Fig. 3 is a front view of the main part of the shaft showing the third embodiment of the invention. 4 is a partially developed view of the dynamic pressure generating groove pattern showing the fourth embodiment of the same, FIG. 5 is a partially developed view of the dynamic pressure generating groove pattern showing the fifth embodiment of the same, and FIG. The figure is a schematic sectional view of a conventional hydrodynamic bearing device, and FIG. 7 is a front view of a coaxial main part. 10, 10a, 10b...axis, 11, 11a,
11b, 11c, 11d... Oil sump groove, 12, 1
3, 14, 15, 16...herringbone groove, 12a, 13a, 14a, 15a...V-shaped portion.
Claims (1)
その一対の油溜め溝間に形成されたヘリングボー
ン状の溝から成る動圧発生溝の構造において、少
なくとも前記ヘリングボーン状の溝のＶ字状部に
丸みを付け、又はフラツト部あるいは鈍角に構成
してあることを特徴とする動圧発生溝の構造。 (2) 前記油溜め溝とヘリングボーン状の溝の連
結箇所にも丸みを付け、又はフラツト部を形成し
てあることを特徴とする動圧発生溝の構造。[Claims for Utility Model Registration] (1) A pair of annular oil sump grooves are provided on the circumferential surface of the shaft,
In the structure of the dynamic pressure generating groove consisting of a herringbone-shaped groove formed between the pair of oil sump grooves, at least the V-shaped part of the herringbone-shaped groove is rounded, or formed into a flat part or an obtuse angle. The structure of the dynamic pressure generating groove is characterized by: (2) A structure of a dynamic pressure generating groove, characterized in that the connecting portion between the oil sump groove and the herringbone groove is also rounded or has a flat portion formed therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15178785U JPS6260722U (en) | 1985-10-03 | 1985-10-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15178785U JPS6260722U (en) | 1985-10-03 | 1985-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6260722U true JPS6260722U (en) | 1987-04-15 |
Family
ID=31069175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15178785U Pending JPS6260722U (en) | 1985-10-03 | 1985-10-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6260722U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5514310A (en) * | 1978-07-10 | 1980-01-31 | Matsushita Electric Ind Co Ltd | Journal bearing |
| JPS5836214A (en) * | 1981-06-11 | 1983-03-03 | バスフ コ−ポレ−シヨン | Improved method for producing crimp bulky multifilament yarn |
-
1985
- 1985-10-03 JP JP15178785U patent/JPS6260722U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5514310A (en) * | 1978-07-10 | 1980-01-31 | Matsushita Electric Ind Co Ltd | Journal bearing |
| JPS5836214A (en) * | 1981-06-11 | 1983-03-03 | バスフ コ−ポレ−シヨン | Improved method for producing crimp bulky multifilament yarn |
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