EP0292994A3 - Apparatus for transferring small amount of fluid apparatus for transferring small amount of fluid - Google Patents

Apparatus for transferring small amount of fluid apparatus for transferring small amount of fluid Download PDF

Info

Publication number: EP0292994A3
Authority: EP; European Patent Office
Prior art keywords: fluid; small amount; transferring small; transferring; fluid apparatus
Prior art date: 1987-05-29
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.): Granted

Application number

EP88108514A

Other versions

EP0292994B1 (en

EP0292994A2 (en

Inventor

Kuniyoshi Tsubouchi

Shohei Narusawa Apartment 714 Yoshida

Kiyoshi Namura

Tsutomu Okusawa

Akira Arai

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.)

Hitachi Ltd

Original Assignee

Hitachi 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.)

1987-05-29

Filing date

1988-05-27

Publication date

1989-10-25

1988-05-27 Application filed by Hitachi Ltd filed Critical Hitachi Ltd

1988-11-30 Publication of EP0292994A2 publication Critical patent/EP0292994A2/en

1989-10-25 Publication of EP0292994A3 publication Critical patent/EP0292994A3/en

1992-01-02 Application granted granted Critical

1992-01-02 Publication of EP0292994B1 publication Critical patent/EP0292994B1/en

Status Expired legal-status Critical Current

Links

239000012530 fluid Substances 0.000 title 2

Classifications

- 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
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
- F04B43/09—Pumps having electric drive
- F04B43/095—Piezoelectric drive

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Reciprocating Pumps (AREA)

EP19880108514 1987-05-29 1988-05-27 Apparatus for transferring small amount of fluid Expired EP0292994B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP131406/87		1987-05-29
JP13140687A JPS63297779A (en)	1987-05-29	1987-05-29	Transfer device for trace quantity of fluid

Publications (3)

Publication Number	Publication Date
EP0292994A2 EP0292994A2 (en)	1988-11-30
EP0292994A3 true EP0292994A3 (en)	1989-10-25
EP0292994B1 EP0292994B1 (en)	1992-01-02

Family

ID=15057228

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19880108514 Expired EP0292994B1 (en)	1987-05-29	1988-05-27	Apparatus for transferring small amount of fluid

Country Status (3)

Country	Link
EP (1)	EP0292994B1 (en)
JP (1)	JPS63297779A (en)
DE (1)	DE3867317D1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3844059A1 (en) *	1988-12-28	1990-08-30	Allweiler Ag	DEVICE AND METHOD FOR MOVING FLUID MEDIA
WO2011065356A1 (en) *	2009-11-25	2011-06-03	学校法人東海大学	Functional capillary device and drive method for same
DE102010039943A1 (en) *	2010-08-30	2012-03-01	Robert Bosch Gmbh	Method for controlling a pressure supply unit for a fluid aggregate and corresponding fluid aggregate
US10354763B2 (en)	2015-12-07	2019-07-16	Ge-Hitachi Nuclear Energy Americas Llc	Piping enhancement for backflow prevention in a multiple loop, metal cooled nuclear reactor system
JP7219722B2 (en) *	2017-12-26	2023-02-08	株式会社村田製作所	pumping equipment
DE112020000997B4 (en)	2019-04-25	2024-01-11	Murata Manufacturing Co., Ltd.	Pumping device with a first and second piezoelectric pump with different input powers

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3107630A (en) *	1955-01-31	1963-10-22	Textron Inc	Non-magnetic electro-hydraulic pump
US3289594A (en) *	1963-07-11	1966-12-06	Thiele Ernst	Valveless pump for liquids
US3657930A (en) *	1969-06-24	1972-04-25	Bendix Corp	Piezoelectric crystal operated pump to supply fluid pressure to hydrostatically support inner bearings of a gyroscope
FR2343140A1 (en) *	1976-03-01	1977-09-30	Philips Nv	PUMP FOR NON-PULSATORY PUMPING OF A LIQUID
US4519751A (en) *	1982-12-16	1985-05-28	The Abet Group	Piezoelectric pump with internal load sensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5142539B2 (en) *	1971-09-14	1976-11-16
JPS57137671A (en) *	1981-02-19	1982-08-25	Natl Aerospace Lab	Laminated bimolf vibrator pump
JPH0783064B2 (en) *	1985-01-18	1995-09-06	株式会社日立製作所	Semiconductor memory device

1987
- 1987-05-29 JP JP13140687A patent/JPS63297779A/en active Pending
1988
- 1988-05-27 EP EP19880108514 patent/EP0292994B1/en not_active Expired
- 1988-05-27 DE DE8888108514T patent/DE3867317D1/en not_active Expired - Lifetime

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3107630A (en) *	1955-01-31	1963-10-22	Textron Inc	Non-magnetic electro-hydraulic pump
US3289594A (en) *	1963-07-11	1966-12-06	Thiele Ernst	Valveless pump for liquids
US3657930A (en) *	1969-06-24	1972-04-25	Bendix Corp	Piezoelectric crystal operated pump to supply fluid pressure to hydrostatically support inner bearings of a gyroscope
FR2343140A1 (en) *	1976-03-01	1977-09-30	Philips Nv	PUMP FOR NON-PULSATORY PUMPING OF A LIQUID
US4519751A (en) *	1982-12-16	1985-05-28	The Abet Group	Piezoelectric pump with internal load sensor

Also Published As

Publication number	Publication date
JPS63297779A (en)	1988-12-05
DE3867317D1 (en)	1992-02-13
EP0292994B1 (en)	1992-01-02
EP0292994A2 (en)	1988-11-30

Legal Events

Date	Code	Title	Description
1988-10-15	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1988-11-30	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR
1989-09-07	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1989-10-25	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR
1989-11-08	17P	Request for examination filed	Effective date: 19890914
1990-09-05	17Q	First examination report despatched	Effective date: 19900720
1991-11-15	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1992-01-02	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR
1992-02-13	REF	Corresponds to:	Ref document number: 3867317 Country of ref document: DE Date of ref document: 19920213
1992-04-03	ET	Fr: translation filed
1992-11-05	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1992-11-05	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1992-12-23	26N	No opposition filed
2000-04-25	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20000425 Year of fee payment: 13
2000-06-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20000630 Year of fee payment: 13
2002-01-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20020131
2002-03-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20020301

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DE3279698D1 (en)	1989-06-22	Device for transfer of medical substance
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