JP2017009585A - 計時器用ムーブメントにおいてアーバーを回転させる磁気デバイス - Google Patents
計時器用ムーブメントにおいてアーバーを回転させる磁気デバイス Download PDFInfo
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- JP2017009585A JP2017009585A JP2016107117A JP2016107117A JP2017009585A JP 2017009585 A JP2017009585 A JP 2017009585A JP 2016107117 A JP2016107117 A JP 2016107117A JP 2016107117 A JP2016107117 A JP 2016107117A JP 2017009585 A JP2017009585 A JP 2017009585A
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- 230000004907 flux Effects 0.000 claims abstract description 30
- 230000002093 peripheral effect Effects 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000000696 magnetic material Substances 0.000 claims abstract description 9
- 230000035699 permeability Effects 0.000 claims abstract description 6
- 239000010437 gem Substances 0.000 claims description 10
- 229910001751 gemstone Inorganic materials 0.000 claims description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 230000008901 benefit Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000010941 cobalt Substances 0.000 description 4
- 229910017052 cobalt Inorganic materials 0.000 description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 4
- 239000005300 metallic glass Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical group [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 2
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- OFNHPGDEEMZPFG-UHFFFAOYSA-N phosphanylidynenickel Chemical compound [P].[Ni] OFNHPGDEEMZPFG-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B31/00—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor
- G04B31/02—Shock-damping bearings
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B17/00—Mechanisms for stabilising frequency
- G04B17/32—Component parts or constructional details, e.g. collet, stud, virole or piton
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B1/00—Driving mechanisms
- G04B1/02—Driving mechanisms with driving weight
- G04B1/08—Driving weights; Chains; Chain wheels; Arbors for chain wheels
-
- 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
- F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
- F16C27/02—Sliding-contact 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
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/0408—Passive magnetic bearings
- F16C32/041—Passive magnetic bearings with permanent magnets on one part attracting the other part
-
- 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
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/0408—Passive magnetic bearings
- F16C32/041—Passive magnetic bearings with permanent magnets on one part attracting the other part
- F16C32/0412—Passive magnetic bearings with permanent magnets on one part attracting the other part for radial 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/0408—Passive magnetic bearings
- F16C32/041—Passive magnetic bearings with permanent magnets on one part attracting the other part
- F16C32/0417—Passive magnetic bearings with permanent magnets on one part attracting the other part for axial load mainly
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B31/00—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B31/00—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor
- G04B31/004—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor characterised by the material used
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B31/00—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor
- G04B31/02—Shock-damping bearings
- G04B31/04—Shock-damping bearings with jewel hole and cap jewel
-
- 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
- F16C2206/00—Materials with ceramics, cermets, hard carbon or similar non-metallic hard materials as main constituents
- F16C2206/80—Cermets, i.e. composites of ceramics and metal
- F16C2206/82—Cermets, i.e. composites of ceramics and metal based on tungsten carbide [WC]
-
- 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
-
- 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
- F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
- F16C25/02—Sliding-contact bearings
- F16C25/04—Sliding-contact bearings self-adjusting
- F16C25/045—Sliding-contact bearings self-adjusting with magnetic means to preload the bearing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
Description
60、70、80、90 磁束センター化構造
61、71、81、91 周部
63、73、83、93 中心部
65、75、85、95 接続要素
101 アーバー
103 ピボット
105 ベアリング
106 磁石
144 支持体
106、206 磁石
119A 支持表面
Claims (8)
- 計時器用ムーブメントにおいて所定の回転軸のまわりにアーバー(101)を回転させる回転デバイスであって、
アーバーの磁性材料で作られているピボット(103)と引力がはたらくように構成している磁石(106、206)を有する少なくとも1つの磁気ベアリング(105)を有し、
前記ベアリング(105)は、前記磁石(106、206)と前記ピボット(103)の間に配置されている磁束センター化構造(60、70、80、90)と、及び前記センター化構造用の支持体(144)とを有し、
このセンター化構造は、周部(61、71、81、91)と、及び少なくとも1つの接続要素(65、75、85、95)によって周部に弾性接続される中心部(63、73、83、93)とを有し、
前記中心部は、透磁性が高い材料によって形成されており、前記回転軸を包含する断面において前記磁石よりも小さな寸法構成を有し、
前記周部は、前記中心部が所定の回転軸にセンター化されるように前記支持体(144)に堅固に組み立てられ、
前記周部は、前記支持体におけるハウジング内に強制的に挿入され、前記中心部は、前記周部を介して前記支持体に接続されている
ことを特徴とする回転デバイス。 - 前記磁束センター化構造(60、70、80、90)は、少なくとも3つの弾性接続要素(65、75、85、95)を有する
ことを特徴とする請求項1に記載の回転デバイス。 - 前記少なくとも3つの弾性接続要素は、前記中心部のまわりに規則的に配置されている
ことを特徴とする請求項2に記載の回転デバイス。 - 前記少なくとも3つの弾性接続要素は、すべて同様な形を有し、いずれの隣接した2つの弾性接続要素の間でも実質的に一定の角度ずれているように前記中心部に対して角をなして配置されている
ことを特徴とする請求項3に記載の回転デバイス。 - 耐衝撃性の回転デバイスであり、
前記ベアリング(105)は、適所に弾性保持される
ことを特徴とする請求項1〜4のいずれかに記載の回転デバイス。 - 前記磁束センター化構造(60、70、80、90)と前記ピボットとの間に、前記ピボット(103)用の支持表面(119A)を定める摩擦ジュエルが配置されており、
前記支持表面は、前記ピボット用の止めメンバーを形成している
ことを特徴とする請求項1〜5のいずれかに記載の回転デバイス。 - 前記ベアリング(105)は、セッティング(144)を有し、
前記磁石(106)は、前記セッティングにマウントされており、
前記磁束センター化構造(60、70、80、90)は、前記磁石と前記セッティングの前記開口との間に挿入されている
ことを特徴とする請求項1〜6のいずれかに記載の回転デバイス。 - 前記センター化構造(90)の外側部分(91)は、管体を形成しており、前記中心部は、前記管体の一端に位置しており、
前記磁石(206)は、前記中心部が前記磁石と前記ピボット(103)の間にあるように前記管体内でマウントされている
ことを特徴とする請求項1〜6のいずれかに記載の回転デバイス。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP15172406.9A EP3106934A1 (fr) | 2015-06-16 | 2015-06-16 | Dispositif magnétique de pivotement d'un arbre dans un mouvement horloger |
EP15172406.9 | 2015-06-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017009585A true JP2017009585A (ja) | 2017-01-12 |
JP6114860B2 JP6114860B2 (ja) | 2017-04-12 |
Family
ID=53397984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016107117A Active JP6114860B2 (ja) | 2015-06-16 | 2016-05-30 | 計時器用ムーブメントにおいてアーバーを回転させる磁気デバイス |
Country Status (5)
Country | Link |
---|---|
US (1) | US9690256B2 (ja) |
EP (2) | EP3106934A1 (ja) |
JP (1) | JP6114860B2 (ja) |
CN (1) | CN106257346B (ja) |
CH (1) | CH711219A2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3246764B1 (fr) * | 2016-05-18 | 2019-01-23 | Montres Breguet S.A. | Dispositif antichoc pour un mouvement horloger |
EP3489767A1 (fr) | 2017-11-27 | 2019-05-29 | Montres Breguet S.A. | Dispositif de centrage magnetique d'un arbre dans un mouvement horloger |
EP3579058B1 (fr) | 2018-06-07 | 2021-09-15 | Montres Breguet S.A. | Piece d'horlogerie comprenant un tourbillon |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1098890A (fr) * | 1953-04-22 | 1955-08-23 | Roulements A Billes Miniatures | Palier magnétique pour organe rotatif d'instrument de mesure |
US4340038A (en) * | 1980-12-15 | 1982-07-20 | Pacesetter Systems, Inc. | Magnetic field concentration means and method for an implanted device |
WO2012062524A1 (fr) * | 2010-11-09 | 2012-05-18 | Montres Breguet S.A. | Pivot magnétique |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5831362A (en) * | 1994-11-01 | 1998-11-03 | The University Of Houston | Magnet-superconductor flywheel and levitation systems |
EP1705537B1 (fr) * | 2005-03-23 | 2008-05-14 | Rolex S.A. | Palier amortisseur de chocs pour pièce d'horlogerie |
JP5455115B2 (ja) * | 2009-10-07 | 2014-03-26 | セイコーインスツル株式会社 | 時計用軸受、ムーブメントおよび携帯用時計 |
US8760021B2 (en) * | 2010-06-01 | 2014-06-24 | Lawrence Livermore National Security, Llc | Centrifugally decoupling touchdown bearings |
EP2450759B1 (fr) * | 2010-11-09 | 2020-08-12 | Montres Breguet SA | Antichoc magnétique |
EP2677371A1 (fr) * | 2012-06-21 | 2013-12-25 | ETA SA Manufacture Horlogère Suisse | Systeme antichoc non demontable pour pièce d'horlogerie |
EP2762985B1 (fr) * | 2013-02-04 | 2018-04-04 | Montres Breguet SA | Pivotement magnétique ou électrostatique de mobile d'horlogerie |
CH709005A2 (fr) * | 2013-12-19 | 2015-06-30 | Montres Breguet Sa | Dispositif de centrage magnétique. |
-
2015
- 2015-06-16 EP EP15172406.9A patent/EP3106934A1/fr not_active Withdrawn
- 2015-06-16 CH CH00864/15A patent/CH711219A2/fr not_active Application Discontinuation
-
2016
- 2016-05-12 EP EP16169438.5A patent/EP3109712B1/fr active Active
- 2016-05-30 JP JP2016107117A patent/JP6114860B2/ja active Active
- 2016-06-08 US US15/176,268 patent/US9690256B2/en active Active
- 2016-06-14 CN CN201610416303.0A patent/CN106257346B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1098890A (fr) * | 1953-04-22 | 1955-08-23 | Roulements A Billes Miniatures | Palier magnétique pour organe rotatif d'instrument de mesure |
US4340038A (en) * | 1980-12-15 | 1982-07-20 | Pacesetter Systems, Inc. | Magnetic field concentration means and method for an implanted device |
WO2012062524A1 (fr) * | 2010-11-09 | 2012-05-18 | Montres Breguet S.A. | Pivot magnétique |
Also Published As
Publication number | Publication date |
---|---|
JP6114860B2 (ja) | 2017-04-12 |
CN106257346B (zh) | 2018-04-13 |
EP3106934A1 (fr) | 2016-12-21 |
EP3109712B1 (fr) | 2017-12-27 |
US20160370762A1 (en) | 2016-12-22 |
US9690256B2 (en) | 2017-06-27 |
CN106257346A (zh) | 2016-12-28 |
EP3109712A1 (fr) | 2016-12-28 |
CH711219A2 (fr) | 2016-12-30 |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |