GB2400684B - Piezoelectric/magnetorestrictive pump switch using movable liquid metal - Google Patents
Piezoelectric/magnetorestrictive pump switch using movable liquid metalInfo
- Publication number
- GB2400684B GB2400684B GB0407188A GB0407188A GB2400684B GB 2400684 B GB2400684 B GB 2400684B GB 0407188 A GB0407188 A GB 0407188A GB 0407188 A GB0407188 A GB 0407188A GB 2400684 B GB2400684 B GB 2400684B
- Authority
- GB
- United Kingdom
- Prior art keywords
- magnetorestrictive
- piezoelectric
- liquid metal
- pump switch
- movable liquid
- 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
Links
- 229910001338 liquidmetal Inorganic materials 0.000 title 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3538—Optical coupling means having switching means based on displacement or deformation of a liquid
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H29/00—Switches having at least one liquid contact
- H01H29/28—Switches having at least one liquid contact with level of surface of contact liquid displaced by fluid pressure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H55/00—Magnetostrictive relays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H57/00—Electrostrictive relays; Piezoelectric relays
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
- G02B6/3544—2D constellations, i.e. with switching elements and switched beams located in a plane
- G02B6/3548—1xN switch, i.e. one input and a selectable single output of N possible outputs
- G02B6/3552—1x1 switch, e.g. on/off switch
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
- G02B6/3578—Piezoelectric force
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/35—Optical coupling means having switching means
- G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
- G02B6/358—Latching of the moving element, i.e. maintaining or holding the moving element in place once operation has been performed; includes a mechanically bistable system
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/0036—Switches making use of microelectromechanical systems [MEMS]
- H01H2001/0042—Bistable switches, i.e. having two stable positions requiring only actuating energy for switching between them, e.g. with snap membrane or by permanent magnet
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H29/00—Switches having at least one liquid contact
- H01H2029/008—Switches having at least one liquid contact using micromechanics, e.g. micromechanical liquid contact switches or [LIMMS]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H57/00—Electrostrictive relays; Piezoelectric relays
- H01H2057/006—Micromechanical piezoelectric relay
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Micromachines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/413,328 US6870111B2 (en) | 2003-04-14 | 2003-04-14 | Bending mode liquid metal switch |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| GB0407188D0 GB0407188D0 (en) | 2004-05-05 |
| GB2400684A GB2400684A (en) | 2004-10-20 |
| GB2400684B true GB2400684B (en) | 2006-07-19 |
Family
ID=32298267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB0407188A Expired - Fee Related GB2400684B (en) | 2003-04-14 | 2004-03-30 | Piezoelectric/magnetorestrictive pump switch using movable liquid metal |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6870111B2 (enExample) |
| JP (1) | JP2004318150A (enExample) |
| DE (1) | DE10359689B4 (enExample) |
| GB (1) | GB2400684B (enExample) |
| TW (1) | TW200421372A (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060036445A (ko) * | 2003-07-10 | 2006-04-28 | 에이비비 리써치 리미티드 | 유체-작동식 액체 금속 전류 스위치를 이용한 전력 차단방법 및 디바이스 |
| US7561761B2 (en) * | 2007-01-03 | 2009-07-14 | Hewlett-Packard Development Company, L.P. | Photonic systems and methods for encoding data in carrier electromagnetic waves |
| KR101051732B1 (ko) * | 2009-11-12 | 2011-07-25 | 한국전자통신연구원 | 미세 액체 금속 액적의 형상 변화를 이용한 rf mems 스위치 |
| TWI512777B (zh) * | 2013-02-04 | 2015-12-11 | Nat Univ Tsing Hua | 慣性開關 |
| CN112786327B (zh) * | 2021-01-28 | 2022-02-18 | 西南交通大学 | 一种复合能量耗散装置 |
| CN114912561B (zh) * | 2022-04-20 | 2025-05-02 | 重庆大学 | 基于液态金属电路的双频一次性转换防伪标签及方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4582391A (en) * | 1982-03-30 | 1986-04-15 | Socapex | Optical switch, and a matrix of such switches |
| US6512322B1 (en) * | 2001-10-31 | 2003-01-28 | Agilent Technologies, Inc. | Longitudinal piezoelectric latching relay |
| GB2381595A (en) * | 2001-10-31 | 2003-05-07 | Agilent Technologies Inc | Piezoelectric actuated optical latching relay with movable liquid |
Family Cites Families (79)
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| US2312672A (en) * | 1941-05-09 | 1943-03-02 | Bell Telephone Labor Inc | Switching device |
| US2564081A (en) * | 1946-05-23 | 1951-08-14 | Babson Bros Co | Mercury switch |
| GB1143822A (enExample) * | 1965-08-20 | |||
| DE1614671B2 (de) * | 1967-12-04 | 1971-09-30 | Siemens AG, 1000 Berlin u. 8000 München | Lageunabhaengiges quecksilberrelais |
| US3639165A (en) * | 1968-06-20 | 1972-02-01 | Gen Electric | Resistor thin films formed by low-pressure deposition of molybdenum and tungsten |
| US3600537A (en) * | 1969-04-15 | 1971-08-17 | Mechanical Enterprises Inc | Switch |
| US3657647A (en) * | 1970-02-10 | 1972-04-18 | Curtis Instr | Variable bore mercury microcoulometer |
| US4103135A (en) * | 1976-07-01 | 1978-07-25 | International Business Machines Corporation | Gas operated switches |
| FR2392485A1 (fr) * | 1977-05-27 | 1978-12-22 | Orega Circuits & Commutation | Interrupteur a contacts mouilles, et a commande magnetique |
| SU714533A2 (ru) * | 1977-09-06 | 1980-02-05 | Московский Ордена Трудового Красного Знамени Инженерно-Физический Институт | Переключающее устройство |
| FR2418539A1 (fr) | 1978-02-24 | 1979-09-21 | Orega Circuits & Commutation | Commutateur a contact liquide |
| FR2458138A1 (fr) | 1979-06-01 | 1980-12-26 | Socapex | Relais a contacts mouilles et circuit plan comportant un tel relais |
| US4419650A (en) * | 1979-08-23 | 1983-12-06 | Georgina Chrystall Hirtle | Liquid contact relay incorporating gas-containing finely reticular solid motor element for moving conductive liquid |
| US4245886A (en) * | 1979-09-10 | 1981-01-20 | International Business Machines Corporation | Fiber optics light switch |
| US4336570A (en) * | 1980-05-09 | 1982-06-22 | Gte Products Corporation | Radiation switch for photoflash unit |
| DE8016981U1 (de) * | 1980-06-26 | 1980-11-06 | W. Guenther Gmbh, 8500 Nuernberg | Quecksilber-Elektrodenschalter |
| DE3138968A1 (de) * | 1981-09-30 | 1983-04-14 | Siemens AG, 1000 Berlin und 8000 München | Optische steuervorrichtung zum steuern der in einem optischen wellenleiter gefuehrten strahlung, insbesondere optischer schalter |
| DE3206919A1 (de) * | 1982-02-26 | 1983-09-15 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Vorrichtung zum optischen trennen und verbinden von lichtleitern |
| US4475033A (en) * | 1982-03-08 | 1984-10-02 | Northern Telecom Limited | Positioning device for optical system element |
| US4628161A (en) * | 1985-05-15 | 1986-12-09 | Thackrey James D | Distorted-pool mercury switch |
| GB8513542D0 (en) * | 1985-05-29 | 1985-07-03 | Gen Electric Co Plc | Fibre optic coupler |
| US4652710A (en) * | 1986-04-09 | 1987-03-24 | The United States Of America As Represented By The United States Department Of Energy | Mercury switch with non-wettable electrodes |
| JPS62276838A (ja) | 1986-05-26 | 1987-12-01 | Hitachi Ltd | 半導体装置 |
| US4742263A (en) * | 1986-08-15 | 1988-05-03 | Pacific Bell | Piezoelectric switch |
| US4804932A (en) * | 1986-08-22 | 1989-02-14 | Nec Corporation | Mercury wetted contact switch |
| JPS63294317A (ja) | 1987-01-26 | 1988-12-01 | Shimizu Tekkosho:Goushi | ボデイシ−ル機 |
| US4797519A (en) * | 1987-04-17 | 1989-01-10 | Elenbaas George H | Mercury tilt switch and method of manufacture |
| US5278012A (en) * | 1989-03-29 | 1994-01-11 | Hitachi, Ltd. | Method for producing thin film multilayer substrate, and method and apparatus for detecting circuit conductor pattern of the substrate |
| US4988157A (en) * | 1990-03-08 | 1991-01-29 | Bell Communications Research, Inc. | Optical switch using bubbles |
| FR2667396A1 (fr) | 1990-09-27 | 1992-04-03 | Inst Nat Sante Rech Med | Capteur pour mesure de pression en milieu liquide. |
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| US5972737A (en) * | 1993-04-14 | 1999-10-26 | Frank J. Polese | Heat-dissipating package for microcircuit devices and process for manufacture |
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| JPH08125487A (ja) | 1994-06-21 | 1996-05-17 | Kinseki Ltd | 圧電振動子 |
| FI110727B (fi) * | 1994-06-23 | 2003-03-14 | Vaisala Oyj | Sähköisesti moduloitava terminen säteilylähde |
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| US5502781A (en) * | 1995-01-25 | 1996-03-26 | At&T Corp. | Integrated optical devices utilizing magnetostrictively, electrostrictively or photostrictively induced stress |
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| US6515404B1 (en) | 2002-02-14 | 2003-02-04 | Agilent Technologies, Inc. | Bending piezoelectrically actuated liquid metal switch |
| US6633213B1 (en) * | 2002-04-24 | 2003-10-14 | Agilent Technologies, Inc. | Double sided liquid metal micro switch |
| US6559420B1 (en) * | 2002-07-10 | 2003-05-06 | Agilent Technologies, Inc. | Micro-switch heater with varying gas sub-channel cross-section |
-
2003
- 2003-04-14 US US10/413,328 patent/US6870111B2/en not_active Expired - Fee Related
- 2003-10-14 TW TW092128415A patent/TW200421372A/zh unknown
- 2003-12-18 DE DE10359689A patent/DE10359689B4/de not_active Expired - Fee Related
-
2004
- 2004-03-30 GB GB0407188A patent/GB2400684B/en not_active Expired - Fee Related
- 2004-04-14 JP JP2004118570A patent/JP2004318150A/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4582391A (en) * | 1982-03-30 | 1986-04-15 | Socapex | Optical switch, and a matrix of such switches |
| US6512322B1 (en) * | 2001-10-31 | 2003-01-28 | Agilent Technologies, Inc. | Longitudinal piezoelectric latching relay |
| GB2381595A (en) * | 2001-10-31 | 2003-05-07 | Agilent Technologies Inc | Piezoelectric actuated optical latching relay with movable liquid |
Also Published As
| Publication number | Publication date |
|---|---|
| DE10359689A1 (de) | 2004-11-25 |
| GB2400684A (en) | 2004-10-20 |
| TW200421372A (en) | 2004-10-16 |
| JP2004318150A (ja) | 2004-11-11 |
| DE10359689B4 (de) | 2005-10-13 |
| GB0407188D0 (en) | 2004-05-05 |
| US20040200703A1 (en) | 2004-10-14 |
| US6870111B2 (en) | 2005-03-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20080330 |