GB2241992B - Static pressure gas bearing - Google Patents

Static pressure gas bearing

Info

Publication number
GB2241992B
GB2241992B GB9103921A GB9103921A GB2241992B GB 2241992 B GB2241992 B GB 2241992B GB 9103921 A GB9103921 A GB 9103921A GB 9103921 A GB9103921 A GB 9103921A GB 2241992 B GB2241992 B GB 2241992B
Authority
GB
United Kingdom
Prior art keywords
pressure gas
static pressure
gas bearing
bearing
static
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
GB9103921A
Other versions
GB2241992A (en
GB9103921D0 (en
Inventor
Mamoru Tanaka
Masayuki Suzuki
Koichi Kawakami
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.)
NSK Ltd
Original Assignee
NSK Ltd
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
Priority claimed from JP02042691A external-priority patent/JP3089271B2/en
Priority claimed from JP02042690A external-priority patent/JP3089270B2/en
Application filed by NSK Ltd filed Critical NSK Ltd
Publication of GB9103921D0 publication Critical patent/GB9103921D0/en
Publication of GB2241992A publication Critical patent/GB2241992A/en
Application granted granted Critical
Publication of GB2241992B publication Critical patent/GB2241992B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F16C32/0629—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 liquid cushion, e.g. oil cushion
    • F16C32/064—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 liquid cushion, e.g. oil cushion the liquid being supplied under pressure
    • F16C32/0644—Details of devices to control the supply of liquids to the 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
    • 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
    • F16C32/0629—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 liquid cushion, e.g. oil cushion
    • F16C32/064—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 liquid cushion, e.g. oil cushion the liquid being supplied under pressure
    • F16C32/0651—Details of the bearing area per se
    • F16C32/0659—Details of the bearing area per se of pockets or grooves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
GB9103921A 1990-02-26 1991-02-25 Static pressure gas bearing Expired - Fee Related GB2241992B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP02042691A JP3089271B2 (en) 1990-02-26 1990-02-26 Hydrostatic gas bearing
JP02042690A JP3089270B2 (en) 1990-02-26 1990-02-26 Hydrostatic gas bearing

Publications (3)

Publication Number Publication Date
GB9103921D0 GB9103921D0 (en) 1991-04-10
GB2241992A GB2241992A (en) 1991-09-18
GB2241992B true GB2241992B (en) 1994-04-20

Family

ID=26382415

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9103921A Expired - Fee Related GB2241992B (en) 1990-02-26 1991-02-25 Static pressure gas bearing

Country Status (1)

Country Link
GB (1) GB2241992B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020214851A1 (en) 2020-11-26 2021-11-11 Carl Zeiss Industrielle Messtechnik Gmbh Air bearing device and for methods of manufacture

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB797528A (en) * 1955-03-16 1958-07-02 Nat Res Dev Bearings for rotating shafts which are lubricated by gas
GB1604050A (en) * 1977-07-06 1981-12-02 Staveley Mach Tools Fluid-flow control valves

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB797528A (en) * 1955-03-16 1958-07-02 Nat Res Dev Bearings for rotating shafts which are lubricated by gas
GB1604050A (en) * 1977-07-06 1981-12-02 Staveley Mach Tools Fluid-flow control valves

Also Published As

Publication number Publication date
GB2241992A (en) 1991-09-18
GB9103921D0 (en) 1991-04-10

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19950601

PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990225