EP0389234A3 - Moules hermétiques aux liquides pour le moulage de barbotine et procédé pour leur fabrication - Google Patents

Moules hermétiques aux liquides pour le moulage de barbotine et procédé pour leur fabrication Download PDF

Info

Publication number: EP0389234A3
Authority: EP; European Patent Office
Prior art keywords: mold; mating; material layer; slip; sealing material
Prior art date: 1989-03-20
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

EP19900302956

Other languages

German (de)

English (en)

Other versions

EP0389234A2 (fr

EP0389234B1 (fr

Inventor

Kuniyoshi C/O Enokido Kojo Kohmura

Takeshi C/O Enokido Kojo Ito

Kazushige C/O Enokido Kojo Murata

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.)

Inax Corp

Original Assignee

Inax Corp

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.)

1989-03-20

Filing date

1990-03-20

Publication date

1991-05-02

1990-03-20 Application filed by Inax Corp filed Critical Inax Corp

1990-09-26 Publication of EP0389234A2 publication Critical patent/EP0389234A2/fr

1991-05-02 Publication of EP0389234A3 publication Critical patent/EP0389234A3/fr

1994-03-02 Application granted granted Critical

1994-03-02 Publication of EP0389234B1 publication Critical patent/EP0389234B1/fr

2010-03-20 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
- B28B7/0011—Mould seals
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/26—Producing shaped prefabricated articles from the material by slip-casting, i.e. by casting a suspension or dispersion of the material in a liquid-absorbent or porous mould, the liquid being allowed to soak into or pass through the walls of the mould; Moulds therefor ; specially for manufacturing articles starting from a ceramic slip; Moulds therefor
- B28B1/261—Moulds therefor

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Ceramic Engineering (AREA)
Manufacturing & Machinery (AREA)
Mechanical Engineering (AREA)
Dispersion Chemistry (AREA)
Producing Shaped Articles From Materials (AREA)
Moulds For Moulding Plastics Or The Like (AREA)

EP19900302956 1989-03-20 1990-03-20 Moules hermétiques aux liquides pour le moulage de barbotine et procédé pour leur fabrication Expired - Lifetime EP0389234B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP31896/89		1989-03-20
JP3189689U JPH0525850Y2 (fr)	1989-03-20	1989-03-20

Publications (3)

Publication Number	Publication Date
EP0389234A2 EP0389234A2 (fr)	1990-09-26
EP0389234A3 true EP0389234A3 (fr)	1991-05-02
EP0389234B1 EP0389234B1 (fr)	1994-03-02

Family

ID=12343782

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19900302956 Expired - Lifetime EP0389234B1 (fr)	1989-03-20	1990-03-20	Moules hermétiques aux liquides pour le moulage de barbotine et procédé pour leur fabrication

Country Status (4)

Country	Link
EP (1)	EP0389234B1 (fr)
JP (1)	JPH0525850Y2 (fr)
DE (1)	DE69006875T2 (fr)
ES (1)	ES2054239T3 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH078166Y2 (ja) *	1990-06-28	1995-03-01	株式会社イナックス	圧力鋳込み型のシール構造
EP3482845B1 (fr) *	2017-11-13	2023-12-13	Dorst Technologies GmbH & Co. KG	Pièce moulée, moule et procédé de moulage d'une ébauche crue

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB468641A (en) *	1936-01-17	1937-07-09	John James	Improvements relating to casting moulds for clay
GB792351A (en) *	1954-12-27	1958-03-26	Shenango China Inc	Dies for pressing green ceramic objects
US3993727A (en) *	1974-12-18	1976-11-23	Wallace-Murray Corporation	Fluid-release mold and the method of manufacturing the same
FR2349773A1 (fr) *	1976-04-30	1977-11-25	Dowty Seals Ltd	Perfectionnements a des joints d'etancheite
FR2601896A1 (fr) *	1986-07-26	1988-01-29	Toto Ltd	Procede de fabrication d'un moule pour coulee en barbotine

1989
- 1989-03-20 JP JP3189689U patent/JPH0525850Y2/ja not_active Expired - Lifetime
1990
- 1990-03-20 EP EP19900302956 patent/EP0389234B1/fr not_active Expired - Lifetime
- 1990-03-20 DE DE1990606875 patent/DE69006875T2/de not_active Expired - Fee Related
- 1990-03-20 ES ES90302956T patent/ES2054239T3/es not_active Expired - Lifetime

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB468641A (en) *	1936-01-17	1937-07-09	John James	Improvements relating to casting moulds for clay
GB792351A (en) *	1954-12-27	1958-03-26	Shenango China Inc	Dies for pressing green ceramic objects
US3993727A (en) *	1974-12-18	1976-11-23	Wallace-Murray Corporation	Fluid-release mold and the method of manufacturing the same
FR2349773A1 (fr) *	1976-04-30	1977-11-25	Dowty Seals Ltd	Perfectionnements a des joints d'etancheite
FR2601896A1 (fr) *	1986-07-26	1988-01-29	Toto Ltd	Procede de fabrication d'un moule pour coulee en barbotine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 5, no. 205 (E-88)[877], 25th December 1981; & JP-A-56 124 237 (TOKYO SHIBAURA DENKI K.K.) 29-09-1981 *

Also Published As

Publication number	Publication date
EP0389234A2 (fr)	1990-09-26
DE69006875T2 (de)	1994-09-22
JPH0525850Y2 (fr)	1993-06-30
EP0389234B1 (fr)	1994-03-02
ES2054239T3 (es)	1994-08-01
JPH02121905U (fr)	1990-10-04
DE69006875D1 (de)	1994-04-07

Legal Events

Date	Code	Title	Description
1990-08-11	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
1990-09-26	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE ES FR GB IT SE
1991-03-14	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1991-05-02	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE ES FR GB IT SE
1991-09-25	17P	Request for examination filed	Effective date: 19910723
1992-08-05	17Q	First examination report despatched	Effective date: 19920619
1994-01-14	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1994-03-02	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE ES FR GB IT SE
1994-04-07	REF	Corresponds to:	Ref document number: 69006875 Country of ref document: DE Date of ref document: 19940407
1994-05-31	ITF	It: translation for a ep patent filed
1994-07-13	ET	Fr: translation filed
1994-08-01	REG	Reference to a national code	Ref country code: ES Ref legal event code: FG2A Ref document number: 2054239 Country of ref document: ES Kind code of ref document: T3
1995-01-05	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1995-01-05	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1995-01-31	EAL	Se: european patent in force in sweden	Ref document number: 90302956.9
1995-02-22	26N	No opposition filed
1996-03-12	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19960312 Year of fee payment: 7
1996-03-15	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: SE Payment date: 19960315 Year of fee payment: 7
1996-03-20	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: ES Payment date: 19960320 Year of fee payment: 7
1996-03-26	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 19960326 Year of fee payment: 7
1996-03-28	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19960328 Year of fee payment: 7
1997-03-20	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Effective date: 19970320
1997-03-21	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SE Effective date: 19970321 Ref country code: ES Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19970321
1997-11-12	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 19970320
1997-11-28	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: 19971128
1997-12-02	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Effective date: 19971202
1997-12-08	EUG	Se: european patent has lapsed	Ref document number: 90302956.9
1998-01-30	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST
1999-07-01	REG	Reference to a national code	Ref country code: ES Ref legal event code: FD2A Effective date: 19990503
2005-03-20	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20050320

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EP0379597A4 (en)	1990-12-12	Mold material for molding optical parts and process for its production
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