JP6036008B2 - 油圧式無段変速機用スラスト軸受 - Google Patents
油圧式無段変速機用スラスト軸受 Download PDFInfo
- Publication number
- JP6036008B2 JP6036008B2 JP2012186844A JP2012186844A JP6036008B2 JP 6036008 B2 JP6036008 B2 JP 6036008B2 JP 2012186844 A JP2012186844 A JP 2012186844A JP 2012186844 A JP2012186844 A JP 2012186844A JP 6036008 B2 JP6036008 B2 JP 6036008B2
- Authority
- JP
- Japan
- Prior art keywords
- groove bottom
- diameter
- inner ring
- outer ring
- thrust 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.)
- Active
Links
Images
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
- F16C33/583—Details of specific parts of races
- F16C33/585—Details of specific parts of races of raceways, e.g. ribs to guide the rollers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
- F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
- F03C1/0636—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F03C1/0644—Component parts
- F03C1/0668—Swash or actuated plate
- F03C1/0671—Swash or actuated plate bearing means or driven axis bearing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/14—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
- F04B1/141—Details or component parts
- F04B1/146—Swash plates; Actuating elements
- F04B1/148—Bearings therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F04B1/2014—Details or component parts
- F04B1/2078—Swash plates
- F04B1/2085—Bearings for swash plates or driving axles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F04B1/22—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block having two or more sets of cylinders or pistons
-
- 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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/10—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for axial load mainly
-
- 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
- F16H—GEARING
- F16H39/00—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution
- F16H39/04—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit
- F16H39/06—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit pump and motor being of the same type
- F16H39/08—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit pump and motor being of the same type each with one main shaft and provided with pistons reciprocating in cylinders
- F16H39/10—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit pump and motor being of the same type each with one main shaft and provided with pistons reciprocating in cylinders with cylinders arranged around, and parallel or approximately parallel to the main axis of the gearing
- F16H39/14—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit pump and motor being of the same type each with one main shaft and provided with pistons reciprocating in cylinders with cylinders arranged around, and parallel or approximately parallel to the main axis of the gearing with cylinders carried in rotary cylinder blocks or cylinder-bearing members
-
- 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
- F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
- F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
-
- 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
- F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
- F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
- F16C2240/60—Thickness, e.g. thickness of coatings
-
- 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
- F16C2310/00—Agricultural machines
-
- 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
-
- 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
- F16C2360/42—Pumps with cylinders or pistons
-
- 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
- F16C2360/44—Centrifugal pumps
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Rolling Contact Bearings (AREA)
Description
(1) 油圧式無段変速機に組み込まれ、可変容量ポンプのピストン室のピストンと接触する内輪と、斜板に固定される外輪と、内輪と外輪との間に保持器を介して保持される複数の転動体と、を備えるスラスト軸受であって、
前記内輪の溝底厚(Ti)を前記転動体の直径の40%以上、前記外輪の溝底厚(Te)を前記転動体の直径の15%以上とし、
前記内輪の溝底厚(Ti)の上限が前記転動体の直径の40%の1.2〜1.5倍であり、
前記内輪の溝底厚(Ti)と前記外輪の溝底厚(Te)との比(Ti/Te)を1以上、3以下とし、
前記外輪の溝底厚(Te)の上限が前記転動体の直径の15%の1.2〜1.5倍である
ことを特徴とする油圧式無段変速機用スラスト軸受。
(2) 前記内輪の溝底厚(Ti)の上限が前記転動体の直径の40%の1.2倍であり、
前記外輪の溝底厚(Te)の上限が前記転動体の直径の15%の1.2倍である
ことを特徴とする(1)に記載の油圧式無段変速機用スラスト軸受。
(3) 前記内輪の溝底厚(Ti)の上限が前記転動体の直径の40%の1.5倍であり、
前記外輪の溝底厚(Te)の上限が前記転動体の直径の15%の1.5倍である
ことを特徴とする(1)に記載の油圧式無段変速機用スラスト軸受。
(4) 前記内輪の溝底の深さをX1とし、
前記外輪の溝底の深さをX2とし、
前記転動体の直径をDとしたとき、
(X1/D)比を0.15より大きく、0.3より小さくし、
(X2/D)比を0.15より大きく、0.3より小さくした
ことを特徴とする(1)〜(3)の何れか1つに記載の油圧式無段変速機用スラスト軸受。
(5) 前記保持器の厚さをYとしたとき、
(Y/D)比を0.4より大きく、0.6より小さくした
ことを特徴とする(4)に記載の油圧式無段変速機用スラスト軸受。
具体的には、内輪12、外輪14及び玉15をSUJ2製とし、玉15の直径(D)を14.288mmとし、ノーズピストン35による荷重を790kgf/cm2としたとき、内輪12については玉15の直径(D)に対して溝底厚(Ti)を40%以上、外輪14については玉15の直径(D)に対して溝底厚(Te)を15%以上、かつ、(Ti/Te)比を2.67としたときに、曲げの計算から内輪12及び外輪14が破断しないことを算出した。
次に、実施例2〜4として、スラスト軸受10の寸法を表1に示すように設定し、上述のシュミレーションを行った。表1には、実施例2〜4と併せて、比較例1〜6に係るスラスト軸受の寸法が記載されていると共に、それぞれのスラスト軸受の内輪溝底厚(Ti)の玉径(D)に対する比率と、外輪溝底厚(Te)の玉径(D)に対する比率と、内輪溝底厚(Ti)の外輪溝底厚(Te)に対する比率と、が記載されている。なお、これら実施例2〜4及び比較例1〜6に係るスラスト軸受は、内径が40mmであり、外径が68mmであり、玉径(D)が10.319mmであり、スラスト軸受全体の高さ(H)が16.5mmである。
例えば、上述の実施形態においてはスラスト玉軸受を例示して説明したが、転動体として円筒ころや円錐ころを用いることもできる。
12 内輪
14 外輪
15 玉(転動体)
16 保持器
35 ノーズピストン
30 油圧式無段変速機
D 玉の直径(転動体の直径)
Ti 内輪の溝底厚
Te 外輪の溝底厚
X1 内輪の溝底の深さ
X2 外輪の溝底の深さ
Y 保持器の厚さ
Claims (5)
- 油圧式無段変速機に組み込まれ、可変容量ポンプのピストン室のピストンと接触する内輪と、斜板に固定される外輪と、内輪と外輪との間に保持器を介して保持される複数の転動体と、を備えるスラスト軸受であって、
前記内輪の溝底厚(Ti)を前記転動体の直径の40%以上、前記外輪の溝底厚(Te)を前記転動体の直径の15%以上とし、
前記内輪の溝底厚(Ti)の上限が前記転動体の直径の40%の1.2〜1.5倍であり、
前記内輪の溝底厚(Ti)と前記外輪の溝底厚(Te)との比(Ti/Te)を1以上、3以下とし、
前記外輪の溝底厚(Te)の上限が前記転動体の直径の15%の1.2〜1.5倍である
ことを特徴とする油圧式無段変速機用スラスト軸受。 - 前記内輪の溝底厚(Ti)の上限が前記転動体の直径の40%の1.2倍であり、
前記外輪の溝底厚(Te)の上限が前記転動体の直径の15%の1.2倍である
ことを特徴とする請求項1に記載の油圧式無段変速機用スラスト軸受。 - 前記内輪の溝底厚(Ti)の上限が前記転動体の直径の40%の1.5倍であり、
前記外輪の溝底厚(Te)の上限が前記転動体の直径の15%の1.5倍である
ことを特徴とする請求項1に記載の油圧式無段変速機用スラスト軸受。 - 前記内輪の溝底の深さをX1とし、
前記外輪の溝底の深さをX2とし、
前記転動体の直径をDとしたとき、
(X1/D)比を0.15より大きく、0.3より小さくし、
(X2/D)比を0.15より大きく、0.3より小さくした
ことを特徴とする請求項1〜3の何れか1項に記載の油圧式無段変速機用スラスト軸受。 - 前記保持器の厚さをYとしたとき、
(Y/D)比を0.4より大きく、0.6より小さくした
ことを特徴とする請求項4に記載の油圧式無段変速機用スラスト軸受。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012186844A JP6036008B2 (ja) | 2011-08-29 | 2012-08-27 | 油圧式無段変速機用スラスト軸受 |
CN 201220617469 CN202971556U (zh) | 2012-08-27 | 2012-11-20 | 液压式无级变速器用推力轴承 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011186368 | 2011-08-29 | ||
JP2011186368 | 2011-08-29 | ||
JP2012186844A JP6036008B2 (ja) | 2011-08-29 | 2012-08-27 | 油圧式無段変速機用スラスト軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013064496A JP2013064496A (ja) | 2013-04-11 |
JP6036008B2 true JP6036008B2 (ja) | 2016-11-30 |
Family
ID=47755774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012186844A Active JP6036008B2 (ja) | 2011-08-29 | 2012-08-27 | 油圧式無段変速機用スラスト軸受 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20130188901A1 (ja) |
JP (1) | JP6036008B2 (ja) |
CN (1) | CN203176171U (ja) |
DE (1) | DE212012000166U1 (ja) |
WO (1) | WO2013031248A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6588242B2 (ja) * | 2015-06-05 | 2019-10-09 | Ntn株式会社 | スラスト軸受用保持器およびスラスト軸受 |
JP6895207B2 (ja) * | 2015-06-05 | 2021-06-30 | Ntn株式会社 | スラスト軸受用保持器およびスラスト軸受 |
WO2016195068A1 (ja) * | 2015-06-05 | 2016-12-08 | Ntn株式会社 | スラスト軸受用保持器およびスラスト軸受 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES285781A1 (es) * | 1962-06-08 | 1963-08-16 | Cambi Idraulici Badalini Spa | Cambio hidráulico continuo de recuperación de energía, particularmente adaptado para vehículos automóviles |
JP4156117B2 (ja) * | 1999-01-05 | 2008-09-24 | 日本精工株式会社 | スラスト軸受とスラスト軸受を備えたトロイダル形無段変速装置 |
JP2001311426A (ja) * | 1999-08-09 | 2001-11-09 | Nsk Ltd | 多段スラスト軸受 |
JP4015360B2 (ja) * | 2000-12-21 | 2007-11-28 | Ntn株式会社 | プーリ用玉軸受及びプーリ |
US6701825B1 (en) * | 2001-05-14 | 2004-03-09 | Hydro-Gear Limited Partnership | Return to neutral device for a hydraulic apparatus |
US6675696B1 (en) * | 2001-12-14 | 2004-01-13 | Hydro-Gear Limited Partnership | Pump and center section for hydrostatic transmission |
JP2003194183A (ja) | 2001-12-27 | 2003-07-09 | Kubota Corp | 静油圧式無段変速装置 |
JP2003254339A (ja) * | 2002-02-27 | 2003-09-10 | Nsk Ltd | 転がり軸受 |
CN100445585C (zh) * | 2002-07-23 | 2008-12-24 | 日本精工株式会社 | 滚动轴承 |
JP2005069322A (ja) * | 2003-08-22 | 2005-03-17 | Nsk Ltd | スラスト玉軸受 |
JP2007211895A (ja) * | 2006-02-09 | 2007-08-23 | Ntn Corp | スラスト軸受 |
JP4976923B2 (ja) * | 2007-05-30 | 2012-07-18 | 株式会社クボタ | 作業車 |
JP5131299B2 (ja) | 2010-03-11 | 2013-01-30 | コニカミノルタビジネステクノロジーズ株式会社 | 画像形成装置 |
-
2012
- 2012-01-26 CN CN2012900000171U patent/CN203176171U/zh not_active Expired - Fee Related
- 2012-01-26 WO PCT/JP2012/051683 patent/WO2013031248A1/ja active Application Filing
- 2012-01-26 US US13/700,198 patent/US20130188901A1/en not_active Abandoned
- 2012-01-26 DE DE212012000166.2U patent/DE212012000166U1/de not_active Expired - Lifetime
- 2012-08-27 JP JP2012186844A patent/JP6036008B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
US20130188901A1 (en) | 2013-07-25 |
CN203176171U (zh) | 2013-09-04 |
WO2013031248A1 (ja) | 2013-03-07 |
JP2013064496A (ja) | 2013-04-11 |
DE212012000166U1 (de) | 2014-04-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100400907C (zh) | 用于压缩机皮带轮的转动支撑装置 | |
US20080131038A1 (en) | Bearing arrangement for a shaft | |
US10907687B2 (en) | Lubrication groove for deep groove ball bearing | |
RU2570240C1 (ru) | Большой подшипник качения | |
EP2711572B1 (en) | Rolling bearing with lubricant pockets in the raceway | |
JP6036008B2 (ja) | 油圧式無段変速機用スラスト軸受 | |
EP3710715B1 (en) | Rolling bearing | |
US20100296762A1 (en) | Balancer-shaft-supporting bearing unit | |
US20130202238A1 (en) | Multi-row tapered roller bearing and transmission having such a bearing | |
EP2107261B1 (en) | Roller bearings and gas turbine engine systems involving such bearings | |
CN108071683B (zh) | 圆锥滚子轴承及动力传递装置 | |
JP2013148116A (ja) | 深みぞ玉軸受および軸受装置 | |
JP2005069322A (ja) | スラスト玉軸受 | |
EP2809960B1 (en) | Bearing assembly for a connecting rod | |
RU212862U1 (ru) | Подшипник качения | |
JP2008215566A (ja) | 油圧無断変速機用スラスト軸受 | |
WO2016190026A1 (ja) | 油圧式無段変速機用スラスト軸受 | |
JP2013231494A (ja) | スラスト軸受 | |
KR100734133B1 (ko) | 스페리컬 로울러 베어링의 구름 접촉면을 개선한 최적 설계방법 | |
JP2013047557A (ja) | スラスト軸受 | |
JP2024087352A (ja) | スラスト玉軸受 | |
CN104121284A (zh) | 具有轴向相邻滚子的滚动轴承 | |
JP2024087348A (ja) | スラスト玉軸受 | |
RU94297U1 (ru) | Роликовый сферический однорядный подшипник качения | |
CN201874991U (zh) | 一种柔性组合滚动轴承 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20140210 |
|
RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20150126 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20150731 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20160418 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20160426 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20160610 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20161004 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20161017 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6036008 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |