EP0037348A2 - Sicherheitseinrichtung für eine hydraulisch arbeitende Hebevorrichtung - Google Patents

Sicherheitseinrichtung für eine hydraulisch arbeitende Hebevorrichtung Download PDF

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Publication number
EP0037348A2
EP0037348A2 EP81420036A EP81420036A EP0037348A2 EP 0037348 A2 EP0037348 A2 EP 0037348A2 EP 81420036 A EP81420036 A EP 81420036A EP 81420036 A EP81420036 A EP 81420036A EP 0037348 A2 EP0037348 A2 EP 0037348A2
Authority
EP
European Patent Office
Prior art keywords
pressure
distributor
threshold
cylinder
movement
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
EP81420036A
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English (en)
French (fr)
Other versions
EP0037348A3 (en
EP0037348B1 (de
Inventor
Roger Manjot
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.)
Filing date
Publication date
Priority claimed from FR8007238A external-priority patent/FR2478607A1/fr
Priority claimed from FR8013018A external-priority patent/FR2483903A1/fr
Application filed by Individual filed Critical Individual
Priority to AT81420036T priority Critical patent/ATE14866T1/de
Publication of EP0037348A2 publication Critical patent/EP0037348A2/de
Publication of EP0037348A3 publication Critical patent/EP0037348A3/fr
Application granted granted Critical
Publication of EP0037348B1 publication Critical patent/EP0037348B1/de
Expired legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/88—Safety gear
    • B66C23/90—Devices for indicating or limiting lifting moment
    • B66C23/905—Devices for indicating or limiting lifting moment electrical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/88—Safety gear
    • B66C23/90—Devices for indicating or limiting lifting moment

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control And Safety Of Cranes (AREA)
EP81420036A 1980-03-21 1981-03-17 Sicherheitseinrichtung für eine hydraulisch arbeitende Hebevorrichtung Expired EP0037348B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT81420036T ATE14866T1 (de) 1980-03-21 1981-03-17 Sicherheitseinrichtung fuer eine hydraulisch arbeitende hebevorrichtung.

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR8007238 1980-03-21
FR8007238A FR2478607A1 (fr) 1980-03-21 1980-03-21 Systeme de securite pour appareil de levage a commande hydraulique
FR8013018A FR2483903A1 (fr) 1980-06-06 1980-06-06 Systeme de securite pour appareil de levage a commande hydraulique
FR8013018 1980-06-06

Publications (3)

Publication Number Publication Date
EP0037348A2 true EP0037348A2 (de) 1981-10-07
EP0037348A3 EP0037348A3 (en) 1982-08-11
EP0037348B1 EP0037348B1 (de) 1985-08-14

Family

ID=26221696

Family Applications (1)

Application Number Title Priority Date Filing Date
EP81420036A Expired EP0037348B1 (de) 1980-03-21 1981-03-17 Sicherheitseinrichtung für eine hydraulisch arbeitende Hebevorrichtung

Country Status (5)

Country Link
US (1) US4411368A (de)
EP (1) EP0037348B1 (de)
DE (1) DE3171768D1 (de)
DK (1) DK128581A (de)
ES (1) ES500544A0 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2534643A1 (fr) * 1982-10-15 1984-04-20 Bennes Marrel Dispositif controleur d'etat de charge avec limiteur de capacite de couple pour un circuit hydraulique, notamment sur une grue
EP0282806A1 (de) * 1987-03-02 1988-09-21 Firma Palfinger Einrichtung zur Steuerung eines hydraulisch betätigten Gerätes, insbesondere eines Ladekranes
FR2677629A1 (fr) * 1991-06-17 1992-12-18 Senergy Sarl Procede de controle de la charge pour un engin de levage et dispositif pour sa mise en óoeuvre.

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2144098A (en) * 1983-07-30 1985-02-27 Simon Eng Dudley Ltd Hydraulically elevatable access equipment
GB8327848D0 (en) * 1983-10-18 1983-11-16 Aerial Access Equip Access equipment
US4787524A (en) * 1985-09-25 1988-11-29 National-Oilwell Overload protection system for a crane
US5597080A (en) * 1994-08-02 1997-01-28 Kranco Crane Services, Inc. Snag load protection system for a crane
EP3549899A1 (de) * 2016-04-25 2019-10-09 Cargotec Patenter AB Hydraulikkran

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1135147B (de) * 1959-08-26 1962-08-23 Miag Muehlenbau & Ind Gmbh Sicherheitseinrichtung fuer Hebezeuge
DE1149150B (de) * 1959-10-28 1963-05-22 Demag Zug Gmbh Mobilkran mit einer UEberlastsicherung
DE1238170B (de) * 1964-11-25 1967-04-06 Miag Muehlenbau Einrichtung zum Sichern gegen UEberschreiten des zulaessigen Lastmomentes bei Kranenmit Auslegern
DE1275257B (de) * 1965-07-06 1968-08-14 Miag Muehlenbau & Ind Gmbh Sicherheitseinrichtung fuer Arbeitsgeraete, insbesondere Hebezeuge
DE1276307B (de) * 1966-10-01 1968-08-29 Miag Muehlenbau & Ind Gmbh Einrichtung zur selbsttaetigen Begrenzung des Lastmomentes bei Auslegerkranen mit hydraulischem Antrieb
US3645407A (en) * 1970-06-15 1972-02-29 Daniel F Przybylski Overload protector for crane booms
DE2154631A1 (de) * 1970-11-04 1972-05-10 Hiab-Foco Ab, Hudiksvall (Schweden) Sperrvorrichtung an hydraulisch betätigbaren Ladekränen
FR2164572A1 (de) * 1971-12-24 1973-08-03 Gross Siegfried
US3792780A (en) * 1971-12-02 1974-02-19 Kidde & Co Walter Mechanism for positioning and restricting crane control levers to prevent dangerous load condition
DE2344168A1 (de) * 1973-09-01 1975-03-06 Krueger & Co Einrichtung zur sicherung eines betaetigungsgestaenges von kranen bei ueberschreiten eines vorgegebenen maximalen lastmomentes
DE2402033A1 (de) * 1974-01-17 1975-07-31 Siegfried Dipl Ing Dr In Gross Ueberlastabschalteinrichtung fuer einen auto-ladekran
GB1403046A (en) * 1972-09-08 1975-08-13 Weimar Kombinat Veb Load factor safety mechanism
US4119118A (en) * 1977-01-13 1978-10-10 Walter Kidde & Company, Inc. Automatic machine motion restricting mechanism
FR2418766A1 (fr) * 1978-03-01 1979-09-28 Michel Gutierrez Perfectionnement aux appareils de levage a commande hydraulique
FR2419899A1 (fr) * 1978-03-17 1979-10-12 Haulotte Arthur Dispositif de securite par arret de mouvement sur engin de levage
GB2078197A (en) * 1980-06-04 1982-01-06 Hiab Foco Ab Load limiting device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3963127A (en) * 1972-05-02 1976-06-15 Hiab-Foco Aktiebolag Blocking arrangement in hydraulically operated cranes
US4027772A (en) * 1975-04-17 1977-06-07 Fulton Industries, Inc. Protective circuit for overload sensor
US4170308A (en) * 1977-11-01 1979-10-09 Koehring Company Hydraulic function disconnect means

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1135147B (de) * 1959-08-26 1962-08-23 Miag Muehlenbau & Ind Gmbh Sicherheitseinrichtung fuer Hebezeuge
DE1149150B (de) * 1959-10-28 1963-05-22 Demag Zug Gmbh Mobilkran mit einer UEberlastsicherung
DE1238170B (de) * 1964-11-25 1967-04-06 Miag Muehlenbau Einrichtung zum Sichern gegen UEberschreiten des zulaessigen Lastmomentes bei Kranenmit Auslegern
DE1275257B (de) * 1965-07-06 1968-08-14 Miag Muehlenbau & Ind Gmbh Sicherheitseinrichtung fuer Arbeitsgeraete, insbesondere Hebezeuge
DE1276307B (de) * 1966-10-01 1968-08-29 Miag Muehlenbau & Ind Gmbh Einrichtung zur selbsttaetigen Begrenzung des Lastmomentes bei Auslegerkranen mit hydraulischem Antrieb
US3645407A (en) * 1970-06-15 1972-02-29 Daniel F Przybylski Overload protector for crane booms
DE2154631A1 (de) * 1970-11-04 1972-05-10 Hiab-Foco Ab, Hudiksvall (Schweden) Sperrvorrichtung an hydraulisch betätigbaren Ladekränen
US3792780A (en) * 1971-12-02 1974-02-19 Kidde & Co Walter Mechanism for positioning and restricting crane control levers to prevent dangerous load condition
FR2164572A1 (de) * 1971-12-24 1973-08-03 Gross Siegfried
GB1403046A (en) * 1972-09-08 1975-08-13 Weimar Kombinat Veb Load factor safety mechanism
DE2344168A1 (de) * 1973-09-01 1975-03-06 Krueger & Co Einrichtung zur sicherung eines betaetigungsgestaenges von kranen bei ueberschreiten eines vorgegebenen maximalen lastmomentes
DE2402033A1 (de) * 1974-01-17 1975-07-31 Siegfried Dipl Ing Dr In Gross Ueberlastabschalteinrichtung fuer einen auto-ladekran
US4119118A (en) * 1977-01-13 1978-10-10 Walter Kidde & Company, Inc. Automatic machine motion restricting mechanism
FR2418766A1 (fr) * 1978-03-01 1979-09-28 Michel Gutierrez Perfectionnement aux appareils de levage a commande hydraulique
FR2419899A1 (fr) * 1978-03-17 1979-10-12 Haulotte Arthur Dispositif de securite par arret de mouvement sur engin de levage
GB2078197A (en) * 1980-06-04 1982-01-06 Hiab Foco Ab Load limiting device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2534643A1 (fr) * 1982-10-15 1984-04-20 Bennes Marrel Dispositif controleur d'etat de charge avec limiteur de capacite de couple pour un circuit hydraulique, notamment sur une grue
EP0282806A1 (de) * 1987-03-02 1988-09-21 Firma Palfinger Einrichtung zur Steuerung eines hydraulisch betätigten Gerätes, insbesondere eines Ladekranes
FR2677629A1 (fr) * 1991-06-17 1992-12-18 Senergy Sarl Procede de controle de la charge pour un engin de levage et dispositif pour sa mise en óoeuvre.

Also Published As

Publication number Publication date
DK128581A (da) 1981-09-22
ES8202316A1 (es) 1982-02-01
EP0037348A3 (en) 1982-08-11
US4411368A (en) 1983-10-25
EP0037348B1 (de) 1985-08-14
DE3171768D1 (en) 1985-09-19
ES500544A0 (es) 1982-02-01

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