EP0250781A3 - Hydraulic force-transmitting element - Google Patents

Hydraulic force-transmitting element Download PDF

Info

Publication number
EP0250781A3
EP0250781A3 EP87106578A EP87106578A EP0250781A3 EP 0250781 A3 EP0250781 A3 EP 0250781A3 EP 87106578 A EP87106578 A EP 87106578A EP 87106578 A EP87106578 A EP 87106578A EP 0250781 A3 EP0250781 A3 EP 0250781A3
Authority
EP
European Patent Office
Prior art keywords
transmitting element
hydraulic force
hydraulic
force
transmitting
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.)
Granted
Application number
EP87106578A
Other languages
German (de)
Other versions
EP0250781A2 (en
EP0250781B1 (en
Inventor
Manfred Dipl.-Ing. Wunschmann
Bernd Dr.-Ing. Faber
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.)
Witzenmann GmbH
Original Assignee
Witzenmann GmbH
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.)
Filing date
Publication date
Application filed by Witzenmann GmbH filed Critical Witzenmann GmbH
Publication of EP0250781A2 publication Critical patent/EP0250781A2/en
Publication of EP0250781A3 publication Critical patent/EP0250781A3/en
Application granted granted Critical
Publication of EP0250781B1 publication Critical patent/EP0250781B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/20—Adjusting or compensating clearance
    • F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
    • F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
    • F01L1/245—Hydraulic tappets
    • F01L1/25—Hydraulic tappets between cam and valve stem
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2309/00—Self-contained lash adjusters

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Diaphragms And Bellows (AREA)
EP87106578A 1986-06-28 1987-05-06 Hydraulic force-transmitting element Expired - Lifetime EP0250781B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863621750 DE3621750A1 (en) 1986-06-28 1986-06-28 HYDRAULIC POWER TRANSMISSION ELEMENT
DE3621750 1986-06-28

Publications (3)

Publication Number Publication Date
EP0250781A2 EP0250781A2 (en) 1988-01-07
EP0250781A3 true EP0250781A3 (en) 1988-02-10
EP0250781B1 EP0250781B1 (en) 1990-11-22

Family

ID=6303945

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87106578A Expired - Lifetime EP0250781B1 (en) 1986-06-28 1987-05-06 Hydraulic force-transmitting element

Country Status (2)

Country Link
EP (1) EP0250781B1 (en)
DE (1) DE3621750A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9100074U1 (en) * 1990-01-30 1991-03-28 Buchner, Martin, 8000 München Picture holder
DE19930852C1 (en) * 1999-07-03 2000-07-27 Witzenmann Metallschlauchfab Welding connection of round connection end of metal bellows with metal structural part involves closed welding seam laid along stationary bellows periphery
WO2009050341A1 (en) * 2007-10-17 2009-04-23 Valeo Systemes De Controle Moteur Self-contained hydraulic stop

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2109815A (en) * 1935-06-13 1938-03-01 Packard Motor Car Co Valve operating mechanism
DE1005787B (en) * 1953-09-21 1957-04-04 Daimler Benz Ag Automatic hydraulic adjustment element
EP0169437A2 (en) * 1984-07-24 1986-01-29 RIV-SKF OFFICINE DI VILLAR PEROSA S.p.A Oiltight hydraulic tappet for controlling an internal combustion engine valve
DE3506730A1 (en) * 1985-02-26 1986-04-17 Daimler-Benz Ag, 7000 Stuttgart Hydraulic valve clearance adjustment element for internal combustion engines
US4590899A (en) * 1985-05-17 1986-05-27 Stanadyne, Inc. Self-contained lash adjuster with shell mounted cartridge assembly

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2109815A (en) * 1935-06-13 1938-03-01 Packard Motor Car Co Valve operating mechanism
DE1005787B (en) * 1953-09-21 1957-04-04 Daimler Benz Ag Automatic hydraulic adjustment element
EP0169437A2 (en) * 1984-07-24 1986-01-29 RIV-SKF OFFICINE DI VILLAR PEROSA S.p.A Oiltight hydraulic tappet for controlling an internal combustion engine valve
DE3506730A1 (en) * 1985-02-26 1986-04-17 Daimler-Benz Ag, 7000 Stuttgart Hydraulic valve clearance adjustment element for internal combustion engines
US4590899A (en) * 1985-05-17 1986-05-27 Stanadyne, Inc. Self-contained lash adjuster with shell mounted cartridge assembly

Also Published As

Publication number Publication date
EP0250781A2 (en) 1988-01-07
EP0250781B1 (en) 1990-11-22
DE3621750A1 (en) 1988-01-14

Similar Documents

Publication Publication Date Title
GB2209382B (en) Hydraulic unit
GB2218783B (en) Hydraulic unit
GB2194310B (en) Hydraulic cylinder
EP0236750A3 (en) Hydraulic system
GB2196710B (en) Hydraulic systems
GB8708687D0 (en) Hydraulic system
EP0257539A3 (en) Hydraulic valve
GB8805577D0 (en) Hydraulic press
EP0250781A3 (en) Hydraulic force-transmitting element
GB2185548B (en) Hydraulic force booster
GB2194833B (en) Hydraulic cylinder structure
GB8602392D0 (en) Hydraulic assembly
CS498586A1 (en) Hydraulic outpulser
GB8618556D0 (en) Hydraulic materials
GB8919497D0 (en) Hydraulic press
GB8618494D0 (en) Hydraulic actuator
GB8626736D0 (en) Hydraulic actuator
GB8703722D0 (en) Hydraulic actuator
KR890008662Y1 (en) Hydraulic pump
HU9300316V0 (en) Hydraulic power-tool
PL265524A1 (en) Individual hydraulic prop
PL269953A1 (en) Hydraulic shear
PL267185A1 (en) Hydraulic shear
GB8616666D0 (en) Hydraulic crusher
PL265281A1 (en) Hydraulic prop

Legal Events

Date Code Title Description
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

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): ES FR GB IT SE

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): ES FR GB IT SE

17P Request for examination filed

Effective date: 19880310

17Q First examination report despatched

Effective date: 19880811

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): ES FR GB IT SE

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: 19901122

Ref country code: GB

Effective date: 19901122

Ref country code: SE

Effective date: 19901122

ET Fr: translation filed
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

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: 19910305

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19910319

Year of fee payment: 5

GBV Gb: ep patent (uk) treated as always having been void in accordance with gb section 77(7)/1977 [no translation filed]
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Effective date: 19930129

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST