JPS62199532U - - Google Patents

Info

Publication number
JPS62199532U
JPS62199532U JP1987086779U JP8677987U JPS62199532U JP S62199532 U JPS62199532 U JP S62199532U JP 1987086779 U JP1987086779 U JP 1987086779U JP 8677987 U JP8677987 U JP 8677987U JP S62199532 U JPS62199532 U JP S62199532U
Authority
JP
Japan
Prior art keywords
pattern
bearing
grooves
tank
axial
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.)
Pending
Application number
JP1987086779U
Other languages
English (en)
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 filed Critical
Publication of JPS62199532U publication Critical patent/JPS62199532U/ja
Pending 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
    • F16C33/02—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
    • F16C33/107—Grooves for generating pressure
    • 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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • F16C17/08—Sliding-contact bearings for exclusively rotary movement for axial load only for supporting the end face of a shaft or other member, e.g. footstep 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
    • 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
    • F16C33/102—Construction relative to lubrication with grease as lubricant
    • 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
    • F16C2370/00—Apparatus relating to physics, e.g. instruments
    • F16C2370/12—Hard disk drives or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Sliding-Contact Bearings (AREA)
  • Rotational Drive Of Disk (AREA)

Description

【図面の簡単な説明】
第１図は本考案の１実施例による軸線方向軸受
を用いる電動機の縦断面図、第２図は第１図の
―線上で断面として矢の方向に見た軸線方向軸
受の拡大断面図、第３，４および５図は本考案の
第２、第３および第４実施例による軸線方向軸受
の側面図である。 １……ステータ、３……励起コイル、５……ロ
ータ、７……多極磁石、１１……ホール素子、１
５……第１表面、１７……第２表面、１９Ａ，１
９Ｂ……軸受条溝、２１……窪み、２３……送り
条溝。

Claims (1)

  1. 【実用新案登録請求の範囲】 １ 回転軸線の周りに互いに相対的に回転し得る
    ２個の部分を具え、これらの部分が第１表面とこ
    の第１表面に対向する第２表面を有し、前記第１
    表面に少なくとも所定パターンの軸受条溝が設け
    られ、この所定パターンにより前記両表面が互い
    に相対的に回転する際に、作動中に両表面間に形
    成される空〓内に存在する粘性媒体に圧力を発生
    させるよう作用するよう構成された軸線方向軸受
    において、粘性媒体のタンクが第１表面と第２表
    面との間に設けられ、タンクの位置において、前
    記表面の一方に所定パターンの送り条溝が形成さ
    れ、このパターンが回転軸線と同心の環状区域に
    位置し、作動中に送り条溝が粘性媒体を軸受条溝
    のパターンに向けポンプ作用により送出するよう
    構成されていることを特徴とする軸線方向軸受。 ２ 送り条溝のパターンが第１表面に形成され、
    第２表面に回転軸線の周りに形成される中心窪み
    によつて前記タンクが構成されていることを特徴
    とする実用新案登録請求の範囲第１項に記載の軸
    線方向軸受。 ３ 軸受条溝のパターンの周りに同心的に第２表
    面に形成される環状窪みによつてタンクが構成さ
    れている実用新案登録請求の範囲第１項に記載の
    軸線方向軸受。 ４ 軸受の一方の部分に取付けられる環状素子に
    よつて窪みが形成され、環状素子の側面がタンク
    の場所における第２表面の一部として機能するよ
    う構成されている実用新案登録請求の範囲第３項
    記載の軸線方向軸受。 ５ 第１表面に形成された送り条溝がタンクの周
    縁にまで延長して軸受条溝につながつている実用
    新案登録請求の範囲第２〜４項のいづれか１項に
    記載の軸線方向軸受。 ６ 反対方向に指向する圧力を発生させるよう作
    用する２個の協働するパターンの軸受条溝を第１
    表面が有し、軸受条溝のパターンと送り条溝のパ
    ターンとが相互作用して回転軸線に向けて指向す
    る正の圧力を発生させるよう構成されている実用
    新案登録請求の範囲第１〜５項のいづれか１項に
    記載の軸線方向軸受。
JP1987086779U 1986-06-06 1987-06-05 Pending JPS62199532U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8601464A NL8601464A (nl) 1986-06-06 1986-06-06 Axiaal lager met een reservoir met een patroon van transportgroeven.

Publications (1)

Publication Number Publication Date
JPS62199532U true JPS62199532U (ja) 1987-12-18

Family

ID=19848130

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987086779U Pending JPS62199532U (ja) 1986-06-06 1987-06-05

Country Status (6)

Country Link
US (1) US5052822A (ja)
JP (1) JPS62199532U (ja)
DE (1) DE3717222A1 (ja)
FR (1) FR2599795B3 (ja)
GB (1) GB2192951B (ja)
NL (1) NL8601464A (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5487608A (en) * 1994-07-22 1996-01-30 Seagate Technology, Inc. Single plate hydrodynamic bearing with self-balancing fluid level and fluid circulation
US5918985A (en) 1997-09-19 1999-07-06 Capstone Turbine Corporation Compliant foil fluid thrust film bearing with a tilting pad underspring
JP2000350408A (ja) 1999-03-29 2000-12-15 Nippon Densan Corp 記録ディスク駆動用モータ
JP2002358701A (ja) * 2001-05-29 2002-12-13 Matsushita Electric Ind Co Ltd トルクリミッタおよびリール台
US6836388B2 (en) 2001-09-13 2004-12-28 Nidec Corporation Spindle motor and disk drive utilizing the spindle motor
JP3828457B2 (ja) * 2002-06-13 2006-10-04 日本電産株式会社 スピンドルモータ及びこれを備えたディスク駆動装置
KR100638667B1 (ko) * 2005-01-04 2006-10-30 삼성전기주식회사 유체동압 베어링을 갖는 스핀들 모터
US7956499B2 (en) * 2005-06-02 2011-06-07 Seagate Technology Llc Motor magnetic force attenuator
US9835123B2 (en) 2015-01-13 2017-12-05 Roller Bearing Company Of America, Inc. Roller for a fuel pump actuator
RU202594U1 (ru) * 2020-10-05 2021-02-26 Общество С Ограниченной Ответственностью "Инвестиционная Инициатива" Узел пяты погружного маслозаполненного электродвигателя

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4971343A (ja) * 1972-09-29 1974-07-10
JPS61144423A (ja) * 1984-12-15 1986-07-02 Mitsubishi Heavy Ind Ltd スパイラルグル−ブスラスト軸受

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1944789A (en) * 1932-01-13 1934-01-23 Benjamin F Gravely Gearing
US2362667A (en) * 1942-05-15 1944-11-14 Westinghouse Electric & Mfg Co Thrust bearing
NL143660B (nl) * 1965-03-27 1974-10-15 Philips Nv Axiaal leger.
NL6512869A (ja) * 1965-10-05 1967-04-06
NL6704587A (ja) * 1967-03-31 1968-10-01
DE2600759A1 (de) * 1976-01-10 1977-07-14 Skf Kugellagerfabriken Gmbh Selbstdruckerzeugendes axialgleitlager
DE3463831D1 (en) * 1983-03-30 1987-06-25 Wyler Ag Bearing element for a gas bearing
NL8401864A (nl) * 1984-06-13 1986-01-02 Philips Nv Lagersysteem omvattende twee tegenover elkaar opgestelde hydrodynamische lagers.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4971343A (ja) * 1972-09-29 1974-07-10
JPS61144423A (ja) * 1984-12-15 1986-07-02 Mitsubishi Heavy Ind Ltd スパイラルグル−ブスラスト軸受

Also Published As

Publication number Publication date
GB8712970D0 (en) 1987-07-08
GB2192951B (en) 1989-12-13
GB2192951A (en) 1988-01-27
NL8601464A (nl) 1988-01-04
FR2599795B3 (fr) 1988-07-01
US5052822A (en) 1991-10-01
DE3717222A1 (de) 1987-12-10
FR2599795A3 (fr) 1987-12-11

Similar Documents

Publication Publication Date Title
JPS61101467U (ja)
JPS62199532U (ja)
US20160297019A1 (en) Methods for forming grooved bearing patterns
JPS6152488U (ja)
JPH0348373U (ja)
JPH0452064B2 (ja)
JPH0428195Y2 (ja)
JPS6322424U (ja)
JPH069563Y2 (ja) 小型電動機
JPS6381659U (ja)
JPS6192139A (ja) 固定子と回転子の間の空隙が殆んど無い電動機及び発電機
JP2560507Y2 (ja) 動圧軸受装置
JPS61112545A (ja) 電動機
JPH031658U (ja)
JPH0294921U (ja)
JPH01150471U (ja)
JPS58174967U (ja) 光偏向用モ−タ
JPH01120777U (ja)
JPS6317322U (ja)
JPH0231395U (ja)
JPS6181774U (ja)
JPS6244669U (ja)
JPS63137564U (ja)
KR970060647A (ko) 환형모터
JPH03119590U (ja)