JPH0194619U - - Google Patents

Info

Publication number
JPH0194619U
JPH0194619U JP19067487U JP19067487U JPH0194619U JP H0194619 U JPH0194619 U JP H0194619U JP 19067487 U JP19067487 U JP 19067487U JP 19067487 U JP19067487 U JP 19067487U JP H0194619 U JPH0194619 U JP H0194619U
Authority
JP
Japan
Prior art keywords
circumferential surface
foil
inner circumferential
recess
airflow
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
JP19067487U
Other languages
Japanese (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
Application filed filed Critical
Priority to JP19067487U priority Critical patent/JPH0194619U/ja
Publication of JPH0194619U publication Critical patent/JPH0194619U/ja
Pending legal-status Critical Current

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  • Support Of The Bearing (AREA)

Description

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

第1図は本考案の一実施例に係るフオイルジヤ
ーナル軸受の組立断面図、第2図は第1図に示す
弾性フオイルを展開した表面斜視図、第3図は同
上弾性フオイルを展開した裏面斜視図、第4図は
従来の弾性フオイルを展開した表面斜視図、第5
図は第4図の弾性フオイルの裏面斜視図である。 図中、1は軸孔、2は軸受ケース、4は弾性フ
オイル、5は回転軸、6は凹部、7は凸部、8は
凹部、9は凸部、10は軸受体、11は軸受面、
12は楔膜である。
Fig. 1 is an assembled sectional view of a foil journal bearing according to an embodiment of the present invention, Fig. 2 is a front perspective view of the developed elastic foil shown in Fig. 1, and Fig. 3 is a back side of the same elastic foil developed. Fig. 4 is a perspective view of a developed surface of a conventional elastic foil, Fig. 5 is a perspective view
The figure is a rear perspective view of the elastic foil of FIG. 4. In the figure, 1 is a shaft hole, 2 is a bearing case, 4 is an elastic foil, 5 is a rotating shaft, 6 is a recess, 7 is a projection, 8 is a recess, 9 is a projection, 10 is a bearing body, and 11 is a bearing surface. ,
12 is the cuneiform membrane.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 円筒状の軸孔を有する軸受ケースの軸孔内に、
内周面側に気流に抵抗を与える凹部が形成されて
いる帯状の弾性フオイルを多重に巻いて設置し、
その設置された弾性フオイルの内周面内に嵌装さ
れて回転する回転軸を上記凹部に突き当る気流に
よつて浮き上げながら支持するフオイルジヤーナ
ル軸受において、上記弾性フオイルの外周面側に
、上記内周面側の凸部に対応して凹部を形成し曲
げ剛性が長手方向にほぼ均一になるようにしたこ
とを特徴とするフオイルジヤーナル軸受。
Inside the shaft hole of the bearing case, which has a cylindrical shaft hole,
A band-shaped elastic foil with a recess that provides resistance to airflow is formed on the inner circumferential surface and is installed by wrapping it multiple times.
In the foil journal bearing, which is fitted into the inner circumferential surface of the installed elastic foil and supports the rotating shaft while being lifted up by the airflow that hits the recess, on the outer circumferential surface side of the elastic foil, A foil journal bearing characterized in that a concave portion is formed corresponding to the convex portion on the inner circumferential surface side so that bending rigidity is substantially uniform in the longitudinal direction.
JP19067487U 1987-12-17 1987-12-17 Pending JPH0194619U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19067487U JPH0194619U (en) 1987-12-17 1987-12-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19067487U JPH0194619U (en) 1987-12-17 1987-12-17

Publications (1)

Publication Number Publication Date
JPH0194619U true JPH0194619U (en) 1989-06-22

Family

ID=31481625

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19067487U Pending JPH0194619U (en) 1987-12-17 1987-12-17

Country Status (1)

Country Link
JP (1) JPH0194619U (en)

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