GB2258274B - Rolling bearing - Google Patents

Rolling bearing

Info

Publication number
GB2258274B
GB2258274B GB9215243A GB9215243A GB2258274B GB 2258274 B GB2258274 B GB 2258274B GB 9215243 A GB9215243 A GB 9215243A GB 9215243 A GB9215243 A GB 9215243A GB 2258274 B GB2258274 B GB 2258274B
Authority
GB
United Kingdom
Prior art keywords
rolling bearing
rolling
bearing
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 - Lifetime
Application number
GB9215243A
Other versions
GB9215243D0 (en
GB2258274A (en
Inventor
Kyozaburo Furumura
Yasuo Murakami
Shinichi Shirota
Shigeru Okita
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
Application filed by NSK Ltd filed Critical NSK Ltd
Publication of GB9215243D0 publication Critical patent/GB9215243D0/en
Publication of GB2258274A publication Critical patent/GB2258274A/en
Application granted granted Critical
Publication of GB2258274B publication Critical patent/GB2258274B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F16C33/62—Selection of substances
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/36—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for balls; for rollers
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/28—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases more than one element being applied in one step
    • C23C8/30—Carbo-nitriding
    • C23C8/32—Carbo-nitriding of ferrous surfaces
    • 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
    • F16C33/30—Parts of ball or roller bearings
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/78—Combined heat-treatments not provided for above
GB9215243A 1991-07-18 1992-07-17 Rolling bearing Expired - Lifetime GB2258274B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3178191A JP2541160B2 (en) 1991-07-18 1991-07-18 Rolling bearing

Publications (3)

Publication Number Publication Date
GB9215243D0 GB9215243D0 (en) 1992-09-02
GB2258274A GB2258274A (en) 1993-02-03
GB2258274B true GB2258274B (en) 1995-06-21

Family

ID=16044188

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9215243A Expired - Lifetime GB2258274B (en) 1991-07-18 1992-07-17 Rolling bearing

Country Status (2)

Country Link
JP (1) JP2541160B2 (en)
GB (1) GB2258274B (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2921112B2 (en) * 1990-11-30 1999-07-19 日本精工株式会社 Rolling bearing
NL9300901A (en) * 1993-05-26 1994-12-16 Skf Ind Trading & Dev Process for carbonitriding steel.
EP0718513B1 (en) * 1993-09-08 1999-03-10 Ntn Corporation Mechanical part having rolling elements
US5714015A (en) * 1996-04-22 1998-02-03 Frantz Manufacturing Ferritic nitrocarburization process for steel balls
JP3646467B2 (en) * 1996-07-31 2005-05-11 日本精工株式会社 Rolling bearing
JPH116526A (en) 1997-06-17 1999-01-12 Nippon Seiko Kk Roller bearing
JPH11101247A (en) * 1997-09-29 1999-04-13 Ntn Corp Rolling bearing part
JP2000045049A (en) 1998-07-28 2000-02-15 Nippon Seiko Kk Rolling bearing
JP3975314B2 (en) * 1999-08-27 2007-09-12 株式会社ジェイテクト Bearing part material and rolling bearing raceway manufacturing method
US7438477B2 (en) 2001-11-29 2008-10-21 Ntn Corporation Bearing part, heat treatment method thereof, and rolling bearing
EP1548145B1 (en) * 2002-10-17 2006-05-03 NTN Corporation Roller cam follower for an engine
JP4718781B2 (en) 2003-02-28 2011-07-06 Ｎｔｎ株式会社 Transmission components and tapered roller bearings
US7334943B2 (en) 2003-02-28 2008-02-26 Ntn Corporation Differential support structure, differential's component, method of manufacturing differential support structure, and method of manufacturing differential's component
JP2004301321A (en) 2003-03-14 2004-10-28 Ntn Corp Bearing for alternator and bearing for pulley
JP4152283B2 (en) 2003-08-29 2008-09-17 Ｎｔｎ株式会社 Heat treatment method for bearing parts
WO2005066513A1 (en) 2004-01-09 2005-07-21 Ntn Corporation Thrust needle roller bearing, support structure receiving thrust load of compressor for car air-conditioner, support structure receiving thrust load of automatic transmission, support structure for nonstep variable speed gear, and support structure receiving thrust load of manual transmission
JP4540351B2 (en) 2004-01-15 2010-09-08 Ｎｔｎ株式会社 Steel heat treatment method and bearing part manufacturing method
JP4576842B2 (en) 2004-01-20 2010-11-10 日本精工株式会社 Rolling bearing and belt type continuously variable transmission using the same
JP5076274B2 (en) * 2004-03-30 2012-11-21 日本精工株式会社 Rolling bearing
JP2007046717A (en) 2005-08-10 2007-02-22 Ntn Corp Rolling-contact shaft with joint claw
JP2007169673A (en) * 2005-12-19 2007-07-05 Nsk Ltd Heat-treatment method for steel, method for producing rolling member in rolling-support device and rolling-support device
JP5414142B2 (en) * 2006-01-23 2014-02-12 雪印メグミルク株式会社 Lipid metabolism improver

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4904094A (en) * 1987-08-25 1990-02-27 Nippon Seiko Kabushiki Kaisha Ball-and-roller bearing system
US4930909A (en) * 1988-07-11 1990-06-05 Nippon Seiko Kabushiki Kaisha Rolling bearing
GB2244103A (en) * 1990-05-17 1991-11-20 Nippon Seiko Kk Rolling bearing

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4904094A (en) * 1987-08-25 1990-02-27 Nippon Seiko Kabushiki Kaisha Ball-and-roller bearing system
US4930909A (en) * 1988-07-11 1990-06-05 Nippon Seiko Kabushiki Kaisha Rolling bearing
GB2244103A (en) * 1990-05-17 1991-11-20 Nippon Seiko Kk Rolling bearing

Also Published As

Publication number Publication date
GB9215243D0 (en) 1992-09-02
JP2541160B2 (en) 1996-10-09
JPH0525609A (en) 1993-02-02
GB2258274A (en) 1993-02-03

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20120716