EP0392972A3 - Raccord pour un godet d'excavateur - Google Patents

Raccord pour un godet d'excavateur Download PDF

Info

Publication number: EP0392972A3
Authority: EP; European Patent Office
Prior art keywords: coupling; wedges; threaded rod; excavator bucket; coupling part
Prior art date: 1989-04-12
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

EP19900810171

Other languages

German (de)

English (en)

Other versions

EP0392972B1 (fr

EP0392972A2 (fr

Inventor

Pietro Pallotta

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.)

Individual

Original Assignee

Individual

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.)

1989-04-12

Filing date

1990-03-06

Publication date

1991-07-03

1990-03-06 Application filed by Individual filed Critical Individual

1990-03-06 Priority to AT90810171T priority Critical patent/ATE94930T1/de

1990-10-17 Publication of EP0392972A2 publication Critical patent/EP0392972A2/fr

1991-07-03 Publication of EP0392972A3 publication Critical patent/EP0392972A3/fr

1993-09-22 Application granted granted Critical

1993-09-22 Publication of EP0392972B1 publication Critical patent/EP0392972B1/fr

2010-03-06 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

230000008878 coupling Effects 0.000 title abstract 6
238000010168 coupling process Methods 0.000 title abstract 6
238000005859 coupling reaction Methods 0.000 title abstract 6
230000002706 hydrostatic effect Effects 0.000 abstract 1

Classifications

- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/364—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat using wedges
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/3663—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat hydraulically-operated

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Mining & Mineral Resources (AREA)
Civil Engineering (AREA)
General Engineering & Computer Science (AREA)
Structural Engineering (AREA)
Earth Drilling (AREA)
Manufacture Of Alloys Or Alloy Compounds (AREA)
Shovels (AREA)
Clamps And Clips (AREA)

EP90810171A 1989-04-12 1990-03-06 Raccord pour un godet d'excavateur Expired - Lifetime EP0392972B1 (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
AT90810171T ATE94930T1 (de)	1989-04-12	1990-03-06	Kupplung fuer baggerloeffel.

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CH1376/89		1989-04-12
CH1376/89A CH680007A5 (fr)	1989-04-12	1989-04-12

Publications (3)

Publication Number	Publication Date
EP0392972A2 EP0392972A2 (fr)	1990-10-17
EP0392972A3 true EP0392972A3 (fr)	1991-07-03
EP0392972B1 EP0392972B1 (fr)	1993-09-22

Family

ID=4208979

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP90810171A Expired - Lifetime EP0392972B1 (fr)	1989-04-12	1990-03-06	Raccord pour un godet d'excavateur

Country Status (4)

Country	Link
EP (1)	EP0392972B1 (fr)
AT (1)	ATE94930T1 (fr)
CH (1)	CH680007A5 (fr)
DE (1)	DE59002794D1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE9315868U1 (de) *	1993-10-18	1995-02-16	Liebherr-Hydraulikbagger GmbH, 88457 Kirchdorf	Kupplung
DE29601727U1 (de) *	1996-02-02	1996-08-01	Nagler, Jürgen, 58313 Herdecke	Werkzeugwechselvorrichtung für Hydraulikbagger
EP1353011A1 (fr) *	2002-03-27	2003-10-15	Rädlinger Maschinen- und Anlagenbau GmbH	Dispositif pour accoupler un outil avec un engin de chantier

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB928103A (en) *	1961-04-18	1963-06-06	Priestman Brothers	Improvements relating to trench excavators
EP0143074A1 (fr) *	1983-09-15	1985-05-29	Fredi Stury AG	Excavatrice
GB2208220A (en) *	1987-07-20	1989-03-15	Fritiof Hulden	Quick-coupling device, e.g. for excavator bucket

1989
- 1989-04-12 CH CH1376/89A patent/CH680007A5/de not_active IP Right Cessation
1990
- 1990-03-06 DE DE90810171T patent/DE59002794D1/de not_active Expired - Fee Related
- 1990-03-06 EP EP90810171A patent/EP0392972B1/fr not_active Expired - Lifetime
- 1990-03-06 AT AT90810171T patent/ATE94930T1/de not_active IP Right Cessation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB928103A (en) *	1961-04-18	1963-06-06	Priestman Brothers	Improvements relating to trench excavators
EP0143074A1 (fr) *	1983-09-15	1985-05-29	Fredi Stury AG	Excavatrice
GB2208220A (en) *	1987-07-20	1989-03-15	Fritiof Hulden	Quick-coupling device, e.g. for excavator bucket

Also Published As

Publication number	Publication date
EP0392972B1 (fr)	1993-09-22
EP0392972A2 (fr)	1990-10-17
DE59002794D1 (de)	1993-10-28
CH680007A5 (fr)	1992-05-29
ATE94930T1 (de)	1993-10-15

Legal Events

Date	Code	Title	Description
1990-09-01	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
1990-10-17	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE CH DE DK ES FR GB GR IT LI LU NL SE
1991-05-14	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1991-07-03	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE CH DE DK ES FR GB GR IT LI LU NL SE
1992-05-13	17P	Request for examination filed	Effective date: 19920312
1992-12-30	17Q	First examination report despatched	Effective date: 19921113
1993-08-06	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1993-09-22	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): AT BE CH DE DK ES FR GB GR IT LI LU NL SE
1993-09-22	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 FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRE;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.SCRIBED TIME-LIMIT Effective date: 19930922 Ref country code: GB Effective date: 19930922 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 19930922 Ref country code: FR Effective date: 19930922 Ref country code: SE Effective date: 19930922 Ref country code: DK Effective date: 19930922 Ref country code: ES Free format text: THE PATENT HAS BEEN ANNULLED BY A DECISION OF A NATIONAL AUTHORITY Effective date: 19930922 Ref country code: BE Effective date: 19930922
1993-09-22	REF	Corresponds to:	Ref document number: 94930 Country of ref document: AT Date of ref document: 19931015 Kind code of ref document: T
1993-10-28	REF	Corresponds to:	Ref document number: 59002794 Country of ref document: DE Date of ref document: 19931028
1994-02-11	EN	Fr: translation not filed
1994-03-30	GBV	Gb: ep patent (uk) treated as always having been void in accordance with gb section 77(7)/1977 [no translation filed]	Effective date: 19930922
1994-03-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 19940331
1994-03-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: NL Payment date: 19940331 Year of fee payment: 5
1994-07-23	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1994-07-23	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1994-09-14	26N	No opposition filed
1995-03-27	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: CH Payment date: 19950327 Year of fee payment: 6
1995-09-20	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: AT Payment date: 19950920 Year of fee payment: 6
1995-10-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: NL Effective date: 19951001
1995-10-04	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19951004 Year of fee payment: 6
1995-12-01	NLV4	Nl: lapsed or anulled due to non-payment of the annual fee	Effective date: 19951001
1996-03-06	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: AT Effective date: 19960306
1996-03-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: CH Effective date: 19960331 Ref country code: LI Effective date: 19960331
1996-11-15	REG	Reference to a national code	Ref country code: CH Ref legal event code: PL
1996-12-03	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Effective date: 19961203

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MA23100A1 (fr)	1994-10-01	Copolymeres a base de derives de l'acide maleique et de monomeres vinyliques , leur production et leur utilisation .
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