FR2650352B1 - - Google Patents
Info
- Publication number
- FR2650352B1 FR2650352B1 FR9009674A FR9009674A FR2650352B1 FR 2650352 B1 FR2650352 B1 FR 2650352B1 FR 9009674 A FR9009674 A FR 9009674A FR 9009674 A FR9009674 A FR 9009674A FR 2650352 B1 FR2650352 B1 FR 2650352B1
- Authority
- FR
- France
- 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 - Lifetime
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
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0603—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion
- F16C32/0614—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion the gas being supplied under pressure, e.g. aerostatic bearings
- F16C32/0622—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion the gas being supplied under pressure, e.g. aerostatic bearings via nozzles, restrictors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
- B23Q1/38—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members using fluid bearings or fluid cushion supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
-
- 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
- F16C35/08—Rigid support of bearing units; Housings, e.g. caps, covers for spindles
-
- 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
- F16C2322/00—Apparatus used in shaping articles
- F16C2322/39—General buildup of machine tools, e.g. spindles, slides, actuators
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989089526U JP2518939Y2 (ja) | 1989-07-28 | 1989-07-28 | 静圧気体軸受スピンドル |
| JP1990070117U JP2531837Y2 (ja) | 1989-07-28 | 1990-06-29 | 高速静圧気体軸受装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2650352A1 FR2650352A1 (fr) | 1991-02-01 |
| FR2650352B1 true FR2650352B1 (fr) | 1995-05-12 |
Family
ID=26411274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR9009674A Expired - Lifetime FR2650352B1 (fr) | 1989-07-28 | 1990-07-30 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR2650352B1 (fr) |
| GB (1) | GB2235259B (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5239892A (en) * | 1990-08-27 | 1993-08-31 | Mitutoyo Corporation | Rotating device |
| JP3517263B2 (ja) * | 1994-02-03 | 2004-04-12 | Ｎｔｎ株式会社 | 静圧気体軸受スピンドル |
| JP2001254738A (ja) * | 2000-03-10 | 2001-09-21 | Ntn Corp | 静圧気体軸受スピンドル |
| TW200402344A (en) * | 2002-08-09 | 2004-02-16 | Hitachi Via Mechanics Ltd | Spindle device |
| JP5966651B2 (ja) | 2012-06-19 | 2016-08-10 | 株式会社ジェイテクト | 主軸装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3430318A (en) * | 1967-03-10 | 1969-03-04 | Babcock & Wilcox Co | Machine tools and instruments |
| FR2087434A5 (fr) * | 1970-05-20 | 1971-12-31 | Cit Alcatel | |
| GB2046370B (en) * | 1979-01-13 | 1983-06-15 | Nippon Telegraph & Telephone | Gas bearing |
| US4366993A (en) * | 1980-01-07 | 1983-01-04 | Nippon Telegraph & Telephone Corp. | Gas bearings |
| JPS6356315U (fr) * | 1986-09-30 | 1988-04-15 |
-
1990
- 1990-07-24 GB GB9016234A patent/GB2235259B/en not_active Expired - Lifetime
- 1990-07-30 FR FR9009674A patent/FR2650352B1/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB2235259A (en) | 1991-02-27 |
| FR2650352A1 (fr) | 1991-02-01 |
| GB2235259B (en) | 1993-10-27 |
| GB9016234D0 (en) | 1990-09-05 |