JPS5247570B2 - - Google Patents
Info
- Publication number
- JPS5247570B2 JPS5247570B2 JP48053725A JP5372573A JPS5247570B2 JP S5247570 B2 JPS5247570 B2 JP S5247570B2 JP 48053725 A JP48053725 A JP 48053725A JP 5372573 A JP5372573 A JP 5372573A JP S5247570 B2 JPS5247570 B2 JP S5247570B2
- Authority
- JP
- Japan
- 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
Links
Classifications
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- 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
- F16C33/1065—Grooves on a bearing surface for distributing or collecting the liquid
-
- 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
- F04C29/0021—Systems for the equilibration of forces acting on the pump
-
- 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
- F04C29/02—Lubrication; Lubricant separation
- F04C29/025—Lubrication; Lubricant separation using a lubricant pump
-
- 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
- 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
- F16C39/00—Relieving load on bearings
- F16C39/04—Relieving load on bearings using hydraulic or pneumatic means
-
- 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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
-
- 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
- F04C2240/51—Bearings for cantilever assemblies
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Rotary-Type Compressors (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Rotary Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00253752A US3811805A (en) | 1972-05-16 | 1972-05-16 | Hydrodynamic thrust bearing arrangement for rotary screw compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4941911A JPS4941911A (US06623731-20030923-C00012.png) | 1974-04-19 |
| JPS5247570B2 true JPS5247570B2 (US06623731-20030923-C00012.png) | 1977-12-03 |
Family
ID=22961560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48053725A Expired JPS5247570B2 (US06623731-20030923-C00012.png) | 1972-05-16 | 1973-05-16 |
Country Status (11)
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3922114A (en) * | 1974-07-19 | 1975-11-25 | Dunham Bush Inc | Hermetic rotary helical screw compressor with improved oil management |
| JPS5434111A (en) * | 1977-07-13 | 1979-03-13 | Hitachi Ltd | Screw compressor |
| EP0409287B1 (de) * | 1987-05-15 | 1994-04-06 | Leybold Aktiengesellschaft | Vakuumpumpe mit Schöpfraum |
| JP2616922B2 (ja) * | 1987-05-22 | 1997-06-04 | 株式会社日立製作所 | スクリユー圧縮機 |
| US4964790A (en) * | 1989-10-10 | 1990-10-23 | Sundstrand Corporation | Automatic regulation of balancing pressure in a screw compressor |
| US5135374A (en) * | 1990-06-30 | 1992-08-04 | Kabushiki Kaisha Kobe Seiko Sho | Oil flooded screw compressor with thrust compensation control |
| US5354179A (en) * | 1990-08-01 | 1994-10-11 | Matsushita Electric Industrial Co., Ltd. | Fluid rotating apparatus |
| JP3074829B2 (ja) * | 1991-09-05 | 2000-08-07 | 松下電器産業株式会社 | 流体回転装置 |
| JP3074845B2 (ja) * | 1991-10-08 | 2000-08-07 | 松下電器産業株式会社 | 流体回転装置 |
| JPH05195957A (ja) * | 1992-01-23 | 1993-08-06 | Matsushita Electric Ind Co Ltd | 真空ポンプ |
| JPH05202855A (ja) * | 1992-01-29 | 1993-08-10 | Matsushita Electric Ind Co Ltd | 流体回転装置 |
| JPH05272478A (ja) * | 1992-01-31 | 1993-10-19 | Matsushita Electric Ind Co Ltd | 真空ポンプ |
| US5374173A (en) * | 1992-09-04 | 1994-12-20 | Matsushita Electric Industrial Co., Ltd. | Fluid rotating apparatus with sealing arrangement |
| JPH08512379A (ja) * | 1993-07-13 | 1996-12-24 | トーマッセン インターナショナル ベー．フェー． | ロータリースクリューコンプレッサ |
| US5725362A (en) * | 1995-05-09 | 1998-03-10 | Xolox Corporation | Pump assembly |
| DE19736017A1 (de) * | 1997-08-20 | 1999-02-25 | Peter Frieden | Trockenverdichtende Vakuumpumpe oder Kompressor |
| DE19744466C2 (de) | 1997-10-08 | 1999-08-19 | Kt Kirsten Technologie Entwick | Schraubenverdichter |
| BR9706090A (pt) * | 1997-12-11 | 1999-07-06 | Brasil Compressores Sa | Compressor hermético para sistema de refrigeração |
| US6520758B1 (en) | 2001-10-24 | 2003-02-18 | Ingersoll-Rand Company | Screw compressor assembly and method including a rotor having a thrust piston |
| US6969242B2 (en) * | 2003-02-28 | 2005-11-29 | Carrier Corpoation | Compressor |
| JP4321206B2 (ja) * | 2003-10-17 | 2009-08-26 | 株式会社デンソー | 気体圧縮装置 |
| DE102004060417B4 (de) * | 2004-12-14 | 2006-10-26 | Knorr-Bremse Systeme für Schienenfahrzeuge GmbH | Kompakter Schraubenkompressor zum mobilen Einsatz in einem Fahrzeug |
| DE102006047891A1 (de) * | 2006-10-10 | 2008-04-17 | Grasso Gmbh Refrigeration Technology | Ölüberfluteter Schraubenverdichter mit Axialkraftentlastungseinrichtung |
| FR2997739B1 (fr) | 2012-11-07 | 2015-01-09 | Thermodyn | Compresseur comprenant un equilibrage de poussee |
| CN105829716B (zh) | 2013-12-18 | 2019-05-31 | 开利公司 | 提高压缩机轴承可靠性的方法 |
| DE102014221378B3 (de) * | 2014-10-21 | 2015-09-24 | Magna Powertrain Bad Homburg GmbH | Vorrichtung zur Druckkompensation |
| US11359632B2 (en) | 2014-10-31 | 2022-06-14 | Ingersoll-Rand Industrial U.S., Inc. | Rotary screw compressor rotor having work extraction mechanism |
| CN110177918B (zh) * | 2017-01-11 | 2022-04-01 | 开利公司 | 具有螺旋叶转子的流体机械 |
| DE102017121882B3 (de) | 2017-09-21 | 2019-01-24 | Leistritz Pumpen Gmbh | Schraubenspindelpumpe |
| US20200325899A1 (en) * | 2017-10-24 | 2020-10-15 | Carrier Corporation | Lubricant supply passage for compressor |
| US20230086482A1 (en) * | 2019-12-17 | 2023-03-23 | Johnson Controls Tyco IP Holdings LLP | Lubricant system for a compressor |
| US11644227B2 (en) * | 2020-09-01 | 2023-05-09 | Emerson Climate Technologies, Inc. | Start-stop control systems and methods for gas foil bearing machine |
| BE1029627B1 (nl) * | 2021-08-12 | 2023-07-14 | Atlas Copco Airpower Nv | Compressorsamenstel |
| EP4384710A1 (en) * | 2021-08-12 | 2024-06-19 | ATLAS COPCO AIRPOWER, naamloze vennootschap | Compressor assembly |
-
1972
- 1972-05-16 US US00253752A patent/US3811805A/en not_active Expired - Lifetime
-
1973
- 1973-04-27 CA CA169,774A patent/CA968767A/en not_active Expired
- 1973-05-07 ZA ZA733080A patent/ZA733080B/xx unknown
- 1973-05-15 CS CS7300003435A patent/CS181240B2/cs unknown
- 1973-05-15 IT IT68392/73A patent/IT986321B/it active
- 1973-05-15 DE DE2324967A patent/DE2324967A1/de active Pending
- 1973-05-15 GB GB2296073A patent/GB1424725A/en not_active Expired
- 1973-05-15 BR BR3545/73A patent/BR7303545D0/pt unknown
- 1973-05-16 JP JP48053725A patent/JPS5247570B2/ja not_active Expired
- 1973-05-16 FR FR7317702A patent/FR2185311A5/fr not_active Expired
- 1973-05-16 AU AU55767/73A patent/AU460049B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BR7303545D0 (pt) | 1974-06-27 |
| GB1424725A (en) | 1976-02-11 |
| AU460049B2 (en) | 1975-04-10 |
| CS181240B2 (en) | 1978-03-31 |
| US3811805A (en) | 1974-05-21 |
| FR2185311A5 (US06623731-20030923-C00012.png) | 1973-12-28 |
| JPS4941911A (US06623731-20030923-C00012.png) | 1974-04-19 |
| CA968767A (en) | 1975-06-03 |
| DE2324967A1 (de) | 1973-12-06 |
| IT986321B (it) | 1975-01-30 |
| ZA733080B (en) | 1974-04-24 |
| AU5576773A (en) | 1974-11-21 |
