NL194476C - Cilindrisch dynamisch druklager. - Google Patents

Cilindrisch dynamisch druklager. Download PDF

Info

Publication number
NL194476C
NL194476C NL9402015A NL9402015A NL194476C NL 194476 C NL194476 C NL 194476C NL 9402015 A NL9402015 A NL 9402015A NL 9402015 A NL9402015 A NL 9402015A NL 194476 C NL194476 C NL 194476C
Authority
NL
Netherlands
Prior art keywords
thrust bearing
ratio
inner diameter
roundness
cylindricity
Prior art date
Application number
NL9402015A
Other languages
English (en)
Dutch (nl)
Other versions
NL9402015A (nl
NL194476B (nl
Inventor
Takeshi Takahashi
Masayoshi Onishi
Original Assignee
Koyo Seiko Company 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 Koyo Seiko Company Ltd filed Critical Koyo Seiko Company Ltd
Publication of NL9402015A publication Critical patent/NL9402015A/nl
Publication of NL194476B publication Critical patent/NL194476B/xx
Application granted granted Critical
Publication of NL194476C publication Critical patent/NL194476C/nl

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
    • F16C17/102—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure
    • F16C17/105—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure with at least one bearing surface providing angular contact, e.g. conical or spherical bearing surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/20—Sliding surface consisting mainly of plastics
    • F16C33/201—Composition of the plastic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2081/00—Use of polymers having sulfur, with or without nitrogen, oxygen or carbon only, in the main chain, as moulding material
    • B29K2081/04—Polysulfides, e.g. PPS, i.e. polyphenylene sulfide or derivatives thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/20—Thermoplastic resins
    • F16C2208/52—Polyphenylene sulphide [PPS]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2220/00—Shaping
    • F16C2220/02—Shaping by casting
    • F16C2220/04—Shaping by casting by injection-moulding
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • F16C2240/56—Tolerances; Accuracy of linear dimensions
NL9402015A 1993-12-27 1994-11-30 Cilindrisch dynamisch druklager. NL194476C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5333136A JP3020789B2 (ja) 1993-12-27 1993-12-27 動圧軸受
JP33313693 1993-12-27

Publications (3)

Publication Number Publication Date
NL9402015A NL9402015A (nl) 1995-07-17
NL194476B NL194476B (nl) 2002-01-02
NL194476C true NL194476C (nl) 2002-05-03

Family

ID=18262701

Family Applications (1)

Application Number Title Priority Date Filing Date
NL9402015A NL194476C (nl) 1993-12-27 1994-11-30 Cilindrisch dynamisch druklager.

Country Status (4)

Country Link
US (1) US5472283A (ja)
JP (1) JP3020789B2 (ja)
DE (1) DE4445664A1 (ja)
NL (1) NL194476C (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3646269B2 (ja) * 1994-10-14 2005-05-11 コニカミノルタホールディングス株式会社 動圧軸受
US6033118A (en) * 1997-03-05 2000-03-07 Nsk Ltd. Hydro-dynamic fluid bearing device and manufacturing method of the same
JP3236795B2 (ja) * 1997-03-18 2001-12-10 大同メタル工業株式会社 すべり軸受
US7001073B2 (en) 2002-03-08 2006-02-21 Minebea Co., Ltd. Hydrodynamic bearing for a spindle motor
DE10254926B4 (de) * 2002-03-08 2006-03-16 Minebea Co., Ltd. Hydrodynamisches Lager für einen Spindelmotor
JP2006150675A (ja) 2004-11-26 2006-06-15 Fujitsu Ltd 金型装置
WO2007102312A1 (ja) * 2006-03-06 2007-09-13 Ntn Corporation 流体軸受装置
US7896550B1 (en) * 2006-05-04 2011-03-01 Florida Turbine Technologies, Inc. Hydrodynamic liquid metal bearing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6617168A (ja) * 1966-12-07 1968-06-10
US5054938A (en) * 1987-05-29 1991-10-08 Ide Russell D Hydrodynamic bearings having beam mounted bearing pads and sealed bearing assemblies including the same
DE2624849C3 (de) * 1976-06-03 1981-12-03 Skf Kugellagerfabriken Gmbh, 8720 Schweinfurt Selbstdruckerzeugendes Radialgleitlager
US4774749A (en) * 1983-07-27 1988-10-04 Nippon Seiko Kabushiki Kaisha Plain bearings and process for manufacturing same
NL8602565A (nl) * 1986-10-13 1988-05-02 Philips Nv Lagersysteem met een aktief reservoir tussen twee op axiale afstand van elkaar geplaatste hydrodynamische lagers.
US5066144A (en) * 1989-02-08 1991-11-19 Ide Russell D Hydrodynamic bearings having a continuous beam mounted support surface
DE3803475A1 (de) * 1988-02-05 1989-08-17 Bayer Ag Gefuellte thermoplaste mit geringer schwindungsanisotropie
US4934836A (en) * 1988-08-18 1990-06-19 Nippon Seiko Kabushiki Kaisha Dynamic pressure type fluid bearing device
US5114245A (en) * 1989-07-17 1992-05-19 Nippon Seiko Kabushiki Kaisha Dynamic pressure bearing device
DE69211901T2 (de) * 1991-04-26 1997-02-06 Koyo Seiko Co Lagervorrichtung

Also Published As

Publication number Publication date
JPH07190048A (ja) 1995-07-28
JP3020789B2 (ja) 2000-03-15
DE4445664A1 (de) 1995-06-29
NL9402015A (nl) 1995-07-17
US5472283A (en) 1995-12-05
NL194476B (nl) 2002-01-02

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee

Effective date: 20080601