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DE68916941D1 - Gas-laser-oszillator. - Google Patents

Gas-laser-oszillator.

Info

Publication number
DE68916941D1
DE68916941D1 DE68916941T DE68916941T DE68916941D1 DE 68916941 D1 DE68916941 D1 DE 68916941D1 DE 68916941 T DE68916941 T DE 68916941T DE 68916941 T DE68916941 T DE 68916941T DE 68916941 D1 DE68916941 D1 DE 68916941D1
Authority
DE
Germany
Prior art keywords
laser oscillator
gas laser
gas
oscillator
laser
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
Application number
DE68916941T
Other languages
English (en)
Other versions
DE68916941T2 (de
Inventor
Norio Karube
Tsutomu Funakubo
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.)
Fanuc Corp
Original Assignee
Fanuc Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26543522&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68916941(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP25805588A external-priority patent/JPH02103980A/ja
Priority claimed from JP29849988A external-priority patent/JPH02146297A/ja
Application filed by Fanuc Corp filed Critical Fanuc Corp
Application granted granted Critical
Publication of DE68916941D1 publication Critical patent/DE68916941D1/de
Publication of DE68916941T2 publication Critical patent/DE68916941T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/056—Bearings
    • F04D29/059—Roller bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
    • 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
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/04—Ball or roller bearings, e.g. with resilient rolling bodies
    • F16C27/045—Ball or roller bearings, e.g. with resilient rolling bodies with a fluid film, e.g. squeeze film damping
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/036—Means for obtaining or maintaining the desired gas pressure within the tube, e.g. by gettering, replenishing; Means for circulating the gas, e.g. for equalising the pressure within the tube
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
    • H02K5/1672—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotary shaft at both ends of the rotor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1732—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at both ends of the rotor
    • 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
    • F16C2360/00—Engines or pumps
    • F16C2360/44—Centrifugal pumps
    • 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
    • F16C2380/00—Electrical apparatus
    • F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE68916941T 1988-10-13 1989-09-29 Gas-laser-oszillator. Expired - Fee Related DE68916941T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP25805588A JPH02103980A (ja) 1988-10-13 1988-10-13 気体レーザ発振装置
JP29849988A JPH02146297A (ja) 1988-11-26 1988-11-26 レーザ用ターボブロア
PCT/JP1989/001005 WO1990004274A1 (fr) 1988-10-13 1989-09-29 Oscillateur pour lasers a gaz

Publications (2)

Publication Number Publication Date
DE68916941D1 true DE68916941D1 (de) 1994-08-25
DE68916941T2 DE68916941T2 (de) 1994-12-08

Family

ID=26543522

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68916941T Expired - Fee Related DE68916941T2 (de) 1988-10-13 1989-09-29 Gas-laser-oszillator.

Country Status (4)

Country Link
US (1) US5022039A (de)
EP (1) EP0392027B1 (de)
DE (1) DE68916941T2 (de)
WO (1) WO1990004274A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02222586A (ja) * 1989-02-23 1990-09-05 Fanuc Ltd レーザ用ターボブロア及びレーザ発振装置
JPH03120882A (ja) * 1989-10-04 1991-05-23 Fanuc Ltd レーザ用ターボブロア及びそれを用いたレーザ発振装置
JPH0590661A (ja) * 1991-04-26 1993-04-09 Fanuc Ltd ガスレーザ装置用ブロアの軸受異常検出方式
US6160331A (en) * 1998-12-14 2000-12-12 Bei, Kimco Magnetics Division Apparatus and method for reducing noise and vibration in an electric motor
US6609540B1 (en) * 1999-06-24 2003-08-26 Showa Denko Kabushiki Kaisha Method and apparatus for supplying fluorine gas
GB2406146B (en) * 2003-09-19 2006-12-06 Dyson Ltd A bearing assembly
JP4433022B2 (ja) * 2007-09-04 2010-03-17 株式会社デンソー 電動モータ
JP5535992B2 (ja) * 2011-07-15 2014-07-02 三菱重工業株式会社 電動過給圧縮機、その組立方法及び内燃機関
DE102012000071A1 (de) * 2012-01-04 2013-07-04 Georg Gerlich Verfahren zum Reinigen von Vakuumsystemen von Strahlungserzeugungsquellen
DE102015201931A1 (de) * 2015-02-04 2016-08-04 Bayerische Motoren Werke Aktiengesellschaft Antriebssystem für ein Hybridfahrzeug

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5425547Y2 (de) * 1972-12-09 1979-08-25
JPS60175932U (ja) * 1984-04-28 1985-11-21 三菱重工業株式会社 水中機器用防振装置
DE3600126A1 (de) * 1986-01-04 1987-07-16 Fortuna Werke Maschf Ag Geblaese zum umwaelzen grosser gasmengen, insbesondere fuer hochleistungs-laser

Also Published As

Publication number Publication date
EP0392027B1 (de) 1994-07-20
US5022039A (en) 1991-06-04
DE68916941T2 (de) 1994-12-08
EP0392027A1 (de) 1990-10-17
WO1990004274A1 (fr) 1990-04-19
EP0392027A4 (en) 1991-01-23

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee