JP2001503123A - 軸ピボットを備えたロータ - Google Patents
軸ピボットを備えたロータInfo
- Publication number
- JP2001503123A JP2001503123A JP10519272A JP51927298A JP2001503123A JP 2001503123 A JP2001503123 A JP 2001503123A JP 10519272 A JP10519272 A JP 10519272A JP 51927298 A JP51927298 A JP 51927298A JP 2001503123 A JP2001503123 A JP 2001503123A
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- sleeve
- bearing
- trunnion
- screw
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/24—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for radial load mainly
- F16C19/26—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for radial load mainly with a single row of rollers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
- F04C29/005—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
-
- 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
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/063—Fixing them on the shaft
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/50—Bearings
- F04C2240/56—Bearing bushings or details 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
- F16C2360/00—Engines or pumps
- F16C2360/43—Screw compressors
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.軸受トラニオン(4、5)を備え、軽量金属のように強度特性の限定された 材料でできたロータにおいて、 トラニオンの少なくとも一つのが、鋼あるいはそれと同等の材料で作られた同 心円スリーブを備え、 前記スリーブが、ロータの一つの端部に配置され、スリーブの内端(21)が ロータの端部(22)に案内手段(4、40)によって径方向に固定され、 ロータ端のねじ付き穿孔(28)内に延びるねじ(25)のヘッド(24)に よって作動する固定面(23)によって位置決めされ、 スリーブ(20)の外 端に対して軸方向に支持し、かっスリーブ(20)をロータ端部(22)に押圧 し、保持する ことを特徴とするロータ 2.スリーブ(20)が径方向軸受(30)の内レースから成ることことを特徴 とする請求の範囲1に記載のロータ。 3.スリーブ(20)の内端(21)を位置決めする案内手段が、ロータ端部か ら突出し、スリーブ(20)の内径と本質的に同じ外径を備える中空トラニオン (4)から成ることを特徴とする請求項1または2に記載のロータ。 4.スリーブ(20)の内端(21)を位置決めする案内手段が、ロータ端部に おける環状溝から成り、このロ ータの溝にスリーブの端部(21)が突出していることを特徴とする請求の範囲 1または2に記載のロータ。 5.前記ねじヘッド(24)の下側に、スリーブ(20)の外端に近接して整列 して突出し、ねじヘッド(24)の下側の固定面(23)に面するスペーサ(2 9)を備えることを特徴とする請求項1〜4のいずれか一項に記載のロータ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9603878-1 | 1996-10-22 | ||
SE9603878A SE9603878L (sv) | 1996-10-22 | 1996-10-22 | Axeltapp för lättmetalrotor |
PCT/SE1997/001687 WO1998017914A1 (en) | 1996-10-22 | 1997-10-09 | Rotor provided with shaft pivots |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2001503123A true JP2001503123A (ja) | 2001-03-06 |
JP2001503123A5 JP2001503123A5 (ja) | 2005-06-16 |
JP4523676B2 JP4523676B2 (ja) | 2010-08-11 |
Family
ID=20404348
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51927298A Expired - Fee Related JP4523676B2 (ja) | 1996-10-22 | 1997-10-09 | 回転スクリューコンプレッサ |
Country Status (7)
Country | Link |
---|---|
US (1) | US6132103A (ja) |
EP (1) | EP0934465B1 (ja) |
JP (1) | JP4523676B2 (ja) |
KR (1) | KR100473669B1 (ja) |
DE (1) | DE69721031T2 (ja) |
SE (1) | SE9603878L (ja) |
WO (1) | WO1998017914A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008038906A (ja) * | 2006-08-01 | 2008-02-21 | Grasso Gmbh Refrigeration Technology | スクリュ圧縮機 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10023947A1 (de) * | 2000-05-16 | 2001-11-22 | Bosch Gmbh Robert | Wälzlager, Kolbenpumpe und Pumpenaggregat |
JP4784484B2 (ja) * | 2006-11-02 | 2011-10-05 | 株式会社豊田自動織機 | 電動ポンプ |
US20110303184A1 (en) * | 2010-06-11 | 2011-12-15 | Usher Meyman | Internal combustion engine |
DE102015201749A1 (de) * | 2015-02-02 | 2016-08-04 | Deere & Company | Antriebsverbindung für eine Häckseltrommel und Erntemaschine |
DE102015207113A1 (de) * | 2015-04-20 | 2016-05-25 | Schaeffler Technologies AG & Co. KG | Rollenlager und Lagerstelle einer Getriebewelle |
DE202016005207U1 (de) * | 2016-08-30 | 2017-12-01 | Leybold Gmbh | Vakuumpumpen-Rotor |
DE102016216279A1 (de) | 2016-08-30 | 2018-03-01 | Leybold Gmbh | Vakuumpumpen-Schraubenrotor |
DE202016005209U1 (de) * | 2016-08-30 | 2017-12-01 | Leybold Gmbh | Schraubenvakuumpumpe |
DE102017206243A1 (de) * | 2017-04-11 | 2018-10-11 | Gardner Denver Schopfheim Gmbh | Schraubenverdichteranordnung |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2950944A (en) * | 1957-03-25 | 1960-08-30 | James J Cooney | Wheel bearing retaining means |
DE2122575B2 (de) * | 1971-05-07 | 1977-02-03 | Industriewerk Schaeffler Ohg, 8522 Herzogenaurach | Lagerbuechse fuer kreuzgelenkzapfen |
US3912347A (en) * | 1973-06-08 | 1975-10-14 | Schaeffler Ohg Industriewerk | Die cast bearing housing and bearing thereof |
GB1451482A (en) * | 1973-11-09 | 1976-10-06 | Gkn Transmissions Ltd | Hookes joints |
IT1155127B (it) * | 1982-03-10 | 1987-01-21 | Fiat Auto Spa | Dispositivo per il bloccaggio del l anello interno di un cuscinetto a rotolamento su un albero rotante |
FR2530742B1 (fr) * | 1982-07-22 | 1987-06-26 | Dba | Compresseur volumetrique a vis |
JPS5951190A (ja) * | 1982-09-17 | 1984-03-24 | Hitachi Ltd | オイルフリ−スクリユ−圧縮機の油切り装置 |
DE3409078A1 (de) * | 1984-03-13 | 1985-09-19 | SKF GmbH, 8720 Schweinfurt | Zapfenlagerung |
US4710038A (en) * | 1985-12-02 | 1987-12-01 | Dana Corporation | Bearing cap assembly |
SE453773B (sv) * | 1986-08-20 | 1988-02-29 | Svenska Rotor Maskiner Ab | Forfarande vid skruvkompressorer for instellning och fixering av ett axiallager pa en rotoraxel |
JP2573035B2 (ja) * | 1988-08-24 | 1997-01-16 | 日本電産株式会社 | スピンドルモータ及びスピンドルモータの製造方法 |
NL8902771A (nl) * | 1989-11-08 | 1991-06-03 | Skf Ind Trading & Dev | Differentieel. |
US5230275A (en) * | 1991-10-28 | 1993-07-27 | Ina Waelzlager Schaffler Kg | Eccentric anti-friction drive for fluid power apparatus |
US5259677A (en) * | 1992-10-26 | 1993-11-09 | The Torrington Company | Axially restrained and balanced eccentric bearing |
US5385413A (en) * | 1993-12-09 | 1995-01-31 | The Torrington Company | Bearing assembly with axial retention |
JPH07284244A (ja) * | 1994-04-05 | 1995-10-27 | Mitsuba Electric Mfg Co Ltd | モータ回転軸の支持構造およびその製造方法 |
US5855065A (en) * | 1994-05-11 | 1999-01-05 | Signode Corporation | Method for assembling a rotary apparatus with gap-controlling features |
US5501532A (en) * | 1994-11-23 | 1996-03-26 | The Torrington Company | Trunnion roller bearing retainer |
-
1996
- 1996-10-22 SE SE9603878A patent/SE9603878L/ unknown
-
1997
- 1997-10-09 EP EP97910658A patent/EP0934465B1/en not_active Expired - Lifetime
- 1997-10-09 WO PCT/SE1997/001687 patent/WO1998017914A1/en active IP Right Grant
- 1997-10-09 US US09/254,962 patent/US6132103A/en not_active Expired - Lifetime
- 1997-10-09 JP JP51927298A patent/JP4523676B2/ja not_active Expired - Fee Related
- 1997-10-09 DE DE69721031T patent/DE69721031T2/de not_active Expired - Lifetime
- 1997-10-09 KR KR10-1999-7003475A patent/KR100473669B1/ko not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008038906A (ja) * | 2006-08-01 | 2008-02-21 | Grasso Gmbh Refrigeration Technology | スクリュ圧縮機 |
Also Published As
Publication number | Publication date |
---|---|
DE69721031T2 (de) | 2004-02-19 |
US6132103A (en) | 2000-10-17 |
SE505358C2 (sv) | 1997-08-11 |
SE9603878D0 (sv) | 1996-10-22 |
EP0934465B1 (en) | 2003-04-16 |
WO1998017914A1 (en) | 1998-04-30 |
SE9603878L (sv) | 1997-08-11 |
KR100473669B1 (ko) | 2005-03-07 |
JP4523676B2 (ja) | 2010-08-11 |
DE69721031D1 (de) | 2003-05-22 |
KR20000052688A (ko) | 2000-08-25 |
EP0934465A1 (en) | 1999-08-11 |
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