DE69117267T2 - Verfahren zum Schneiden von Rillen in ein hydrodynamisches Lager aus keramischem Werkstoff - Google Patents
Verfahren zum Schneiden von Rillen in ein hydrodynamisches Lager aus keramischem WerkstoffInfo
- Publication number
- DE69117267T2 DE69117267T2 DE69117267T DE69117267T DE69117267T2 DE 69117267 T2 DE69117267 T2 DE 69117267T2 DE 69117267 T DE69117267 T DE 69117267T DE 69117267 T DE69117267 T DE 69117267T DE 69117267 T2 DE69117267 T2 DE 69117267T2
- Authority
- DE
- Germany
- Prior art keywords
- ceramic material
- hydrodynamic bearing
- cutting grooves
- bearing made
- grooves
- 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.)
- Expired - Fee Related
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
- 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
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
- F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
- F16C33/107—Grooves for generating pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/362—Laser etching
- B23K26/364—Laser etching for making a groove or trench, e.g. for scribing a break initiation groove
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/40—Removing material taking account of the properties of the material involved
-
- 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
- F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
- F16C17/045—Sliding-contact bearings for exclusively rotary movement for axial load only with grooves in the bearing surface to generate hydrodynamic pressure, e.g. spiral groove thrust bearings
-
- 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
- F16C33/043—Sliding surface consisting mainly of ceramics, cermets or hard carbon, e.g. diamond like carbon [DLC]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
- B23K2103/52—Ceramics
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP33784690 | 1990-11-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69117267D1 DE69117267D1 (de) | 1996-03-28 |
DE69117267T2 true DE69117267T2 (de) | 1996-10-02 |
Family
ID=18312527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69117267T Expired - Fee Related DE69117267T2 (de) | 1990-11-30 | 1991-11-29 | Verfahren zum Schneiden von Rillen in ein hydrodynamisches Lager aus keramischem Werkstoff |
Country Status (4)
Country | Link |
---|---|
US (1) | US5198637A (de) |
EP (1) | EP0488402B1 (de) |
JP (1) | JP2528760B2 (de) |
DE (1) | DE69117267T2 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4125165A1 (de) * | 1991-07-30 | 1993-02-04 | Hoechst Ceram Tec Ag | Gebranntes, keramisches erzeugnis mit strukturierter oberflaeche und verfahren zu seiner herstellung |
JPH06173944A (ja) * | 1992-12-03 | 1994-06-21 | Ebara Corp | 気体動圧軸受 |
US5703341A (en) * | 1993-11-23 | 1997-12-30 | Lockheed Martin Energy Systems, Inc. | Method for adhesion of metal films to ceramics |
US5554335A (en) * | 1995-02-22 | 1996-09-10 | Laser Light Technologies, Inc. | Process for engraving ceramic surfaces using local laser vitrification |
US6163010A (en) * | 1996-10-25 | 2000-12-19 | E. I. Du Pont De Nemours And Company | Method and apparatus for laser cutting materials |
EP0857098A1 (de) * | 1995-10-27 | 1998-08-12 | E.I. Du Pont De Nemours And Company | Verfahren und vorrichtung zum laserschneiden von werkstoffen |
EP0780586B1 (de) * | 1995-12-22 | 2001-11-07 | Samsung Electronics Co., Ltd. | Halbkugelförmiges Fluidlager |
JPH09300120A (ja) * | 1996-05-21 | 1997-11-25 | Sankyo Seiki Mfg Co Ltd | 孔内面溝加工用工具 |
US6108909A (en) * | 1996-07-02 | 2000-08-29 | Sae Magnetics (H.K.) Ltd. | Groove forming processes for shaft outer diameter |
US6255621B1 (en) * | 2000-01-31 | 2001-07-03 | International Business Machines Corporation | Laser cutting method for forming magnetic recording head sliders |
WO2001089420A2 (en) * | 2000-05-19 | 2001-11-29 | Advanced Bio Prosthetic Surfaces, Ltd. | Methods and apparatus for manufacturing an intravascular stent |
US6441341B1 (en) * | 2000-06-16 | 2002-08-27 | General Electric Company | Method of forming cooling holes in a ceramic matrix composite turbine components |
US6676878B2 (en) | 2001-01-31 | 2004-01-13 | Electro Scientific Industries, Inc. | Laser segmented cutting |
US6635846B1 (en) | 2002-08-02 | 2003-10-21 | Albert S. Rieck | Selective laser compounding for vitrescent markings |
DE10235813B4 (de) * | 2002-08-05 | 2004-07-22 | Brueninghaus Hydromatik Gmbh | Gleitschuh und Verfahren zum Herstellen von erhabenen Anlageflächen eines Gleitschuhs |
AU2003294444A1 (en) * | 2002-11-22 | 2004-06-18 | Laser Light Technologies, Inc. | Method for creating a colored, engraved mark on a brick |
JP2005249150A (ja) | 2004-03-08 | 2005-09-15 | Daido Metal Co Ltd | 摺動部材、その製造方法および製造装置 |
US6822192B1 (en) | 2004-04-19 | 2004-11-23 | Acme Services Company, Llp | Laser engraving of ceramic articles |
US8232502B2 (en) * | 2008-07-08 | 2012-07-31 | Acme Services Company, Llp | Laser engraving of ceramic articles |
DE102009054096A1 (de) * | 2009-11-12 | 2011-05-19 | Dentaurum Gmbh & Co. Kg | Verfahren zur Herstellung eines kieferorthopädischen Elements |
US8493820B1 (en) | 2012-05-25 | 2013-07-23 | Timothy Edward Langlais | Matched CTE drive |
US9931713B2 (en) * | 2013-03-15 | 2018-04-03 | Electro Scientific Industries, Inc. | Laser systems and methods for AOD rout processing |
WO2015125950A1 (ja) * | 2014-02-24 | 2015-08-27 | イーグル工業株式会社 | 摺動部品および摺動部品の加工方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5137373A (en) * | 1987-05-29 | 1992-08-11 | Ide Russell D | Bearings having beam mounted bearing pads and methods of making same |
US5102237A (en) * | 1976-05-29 | 1992-04-07 | Ide Russell D | Self positioning beam mounted bearing and bearing and shaft assembly including the same |
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 |
DE3923719A1 (de) * | 1989-05-20 | 1990-11-29 | Man Technologie Gmbh | Verfahren und vorrichtung zum abtragen von material aus werkstuecken |
-
1991
- 1991-11-29 DE DE69117267T patent/DE69117267T2/de not_active Expired - Fee Related
- 1991-11-29 JP JP3340408A patent/JP2528760B2/ja not_active Expired - Lifetime
- 1991-11-29 EP EP91120588A patent/EP0488402B1/de not_active Expired - Lifetime
- 1991-12-02 US US07/801,664 patent/US5198637A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0488402A2 (de) | 1992-06-03 |
JPH0533809A (ja) | 1993-02-09 |
US5198637A (en) | 1993-03-30 |
EP0488402B1 (de) | 1996-02-21 |
EP0488402A3 (en) | 1993-03-24 |
DE69117267D1 (de) | 1996-03-28 |
JP2528760B2 (ja) | 1996-08-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |