JPH0214825U - - Google Patents

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Publication number
JPH0214825U
JPH0214825U JP9243888U JP9243888U JPH0214825U JP H0214825 U JPH0214825 U JP H0214825U JP 9243888 U JP9243888 U JP 9243888U JP 9243888 U JP9243888 U JP 9243888U JP H0214825 U JPH0214825 U JP H0214825U
Authority
JP
Japan
Prior art keywords
static pressure
bearing
shaft
gas
graphite
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
JP9243888U
Other languages
Japanese (ja)
Other versions
JPH0613377Y2 (en
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 JP9243888U priority Critical patent/JPH0613377Y2/en
Publication of JPH0214825U publication Critical patent/JPH0214825U/ja
Application granted granted Critical
Publication of JPH0613377Y2 publication Critical patent/JPH0613377Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Sliding-Contact Bearings (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)

Description

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

第１図は本考案に係る気体静圧軸受の断面説明
図、第２図は部分拡大図、第３図は工作機械のス
ピンドル装置に使用した例の断面図である。 ２，２２……軸受部材、３，２３……軸。 FIG. 1 is an explanatory sectional view of the gas static pressure bearing according to the present invention, FIG. 2 is a partially enlarged view, and FIG. 3 is a sectional view of an example used in a spindle device of a machine tool. 2, 22... bearing member, 3, 23... shaft.

Claims (1)

【実用新案登録請求の範囲】 軸と軸受の間隙に空気静圧を作用させる気体静
圧軸受において、 軸受部材が平均気孔半径が１．８μｍ以下の超
微細粒子構造で高密度の黒鉛により形成され、黒
鉛中で気体がほとんど通過しない状態であり、軸
を硬度の高い材料により形成してあることを特徴
とする気体静圧軸受。[Scope of Claim for Utility Model Registration] In a gas static pressure bearing that applies air static pressure to the gap between the shaft and the bearing, the bearing member is made of high-density graphite with an ultrafine particle structure with an average pore radius of 1.8 μm or less. A gas static pressure bearing characterized in that almost no gas passes through the graphite, and the shaft is made of a material with high hardness.
JP9243888U 1988-07-14 1988-07-14 Hydrostatic bearing Expired - Lifetime JPH0613377Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9243888U JPH0613377Y2 (en) 1988-07-14 1988-07-14 Hydrostatic bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9243888U JPH0613377Y2 (en) 1988-07-14 1988-07-14 Hydrostatic bearing

Publications (2)

Publication Number Publication Date
JPH0214825U true JPH0214825U (en) 1990-01-30
JPH0613377Y2 JPH0613377Y2 (en) 1994-04-06

Family

ID=31316874

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9243888U Expired - Lifetime JPH0613377Y2 (en) 1988-07-14 1988-07-14 Hydrostatic bearing

Country Status (1)

Country Link
JP (1) JPH0613377Y2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53161591U (en) * 1977-05-25 1978-12-18
JPS5630912U (en) * 1979-08-15 1981-03-25
JPH09166143A (en) * 1995-12-18 1997-06-24 Ntn Corp Hydrostatic air bearing spindle
WO2013099600A1 (en) * 2011-12-27 2013-07-04 三菱重工業株式会社 Thrust bearing device for supercharger

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53161591U (en) * 1977-05-25 1978-12-18
JPS5630912U (en) * 1979-08-15 1981-03-25
JPH09166143A (en) * 1995-12-18 1997-06-24 Ntn Corp Hydrostatic air bearing spindle
WO2013099600A1 (en) * 2011-12-27 2013-07-04 三菱重工業株式会社 Thrust bearing device for supercharger
CN103842667A (en) * 2011-12-27 2014-06-04 三菱重工业株式会社 Thrust bearing device for supercharger
JP5524427B2 (en) * 2011-12-27 2014-06-18 三菱重工業株式会社 Thrust bearing device for turbocharger
US9169865B2 (en) 2011-12-27 2015-10-27 Mitsubishi Heavy Industries, Ltd. Thrust bearing device for supercharger

Also Published As

Publication number Publication date
JPH0613377Y2 (en) 1994-04-06

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