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JPS5472348A - Static pressure gaseous matter bearing equipped with bearing surface in both radial and thrust directions - Google Patents

Static pressure gaseous matter bearing equipped with bearing surface in both radial and thrust directions

Info

Publication number
JPS5472348A
JPS5472348A JP14050477A JP14050477A JPS5472348A JP S5472348 A JPS5472348 A JP S5472348A JP 14050477 A JP14050477 A JP 14050477A JP 14050477 A JP14050477 A JP 14050477A JP S5472348 A JPS5472348 A JP S5472348A
Authority
JP
Japan
Prior art keywords
static pressure
bearing
air feeding
pressure bearing
bearing gaps
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
JP14050477A
Other languages
Japanese (ja)
Inventor
Hitoshi Kani
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.)
NTN Corp
Original Assignee
Toyo Bearing Manufacturing Co Ltd
NTN Toyo Bearing Co Ltd
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 Toyo Bearing Manufacturing Co Ltd, NTN Toyo Bearing Co Ltd filed Critical Toyo Bearing Manufacturing Co Ltd
Priority to JP14050477A priority Critical patent/JPS5472348A/en
Publication of JPS5472348A publication Critical patent/JPS5472348A/en
Pending legal-status Critical Current

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  • Magnetic Bearings And Hydrostatic Bearings (AREA)

Abstract

PURPOSE: To improve load capacity by dint of dynamic pressure effect by making bearing gaps at the intermediate parts between plural rows of air feeding bores in the circular direction smaller than settled static pressure bearing gaps.
CONSTITUTION: A cylindrical surface 120 of an annulus 105 has two rows of air feeding bores 109, 109 installed at the same intervals on the circle having the same sectional surface. An axle 101 and plural air feeding bores 110, 110' installed at the same intervals on the circle with the axial core constitutes thrust type of static pressure bearing surface which is situated in the middle of annular flat surfaces 111, 111' and has self-throttle. Annular flat surfaces 112, 112' installed on side plates 104, 103 constitutes thrust type of static pressure bearing part through settled bearing gaps 113, 113' between 110, 110'. Static pressure bearing gaps 118, 118' are provided between circular surfaces 121, 121' and the cylindrical surface 120, while between the air feeding bores 109, 109' is provided a bearing gap 119 which is smaller than the static pressure bearing gaps, to improve the load capacity by dint of the dynamic pressure effect.
COPYRIGHT: (C)1979,JPO&Japio
JP14050477A 1977-11-21 1977-11-21 Static pressure gaseous matter bearing equipped with bearing surface in both radial and thrust directions Pending JPS5472348A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14050477A JPS5472348A (en) 1977-11-21 1977-11-21 Static pressure gaseous matter bearing equipped with bearing surface in both radial and thrust directions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14050477A JPS5472348A (en) 1977-11-21 1977-11-21 Static pressure gaseous matter bearing equipped with bearing surface in both radial and thrust directions

Publications (1)

Publication Number Publication Date
JPS5472348A true JPS5472348A (en) 1979-06-09

Family

ID=15270171

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14050477A Pending JPS5472348A (en) 1977-11-21 1977-11-21 Static pressure gaseous matter bearing equipped with bearing surface in both radial and thrust directions

Country Status (1)

Country Link
JP (1) JPS5472348A (en)

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