DE2518997B1 - An einem seilzug aufgehaengter, hydraulisch betaetigbarer greifer - Google Patents

An einem seilzug aufgehaengter, hydraulisch betaetigbarer greifer

Info

Publication number
DE2518997B1
DE2518997B1 DE19752518997 DE2518997A DE2518997B1 DE 2518997 B1 DE2518997 B1 DE 2518997B1 DE 19752518997 DE19752518997 DE 19752518997 DE 2518997 A DE2518997 A DE 2518997A DE 2518997 B1 DE2518997 B1 DE 2518997B1
Authority
DE
Germany
Prior art keywords
gripper
hydraulic pump
drive wheel
cable
tension element
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
DE19752518997
Other languages
German (de)
English (en)
Other versions
DE2518997C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Helmut Hilbert
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.)
Gruen und Bilfinger AG Austria
Original Assignee
Gruen und Bilfinger AG Austria
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 Gruen und Bilfinger AG Austria filed Critical Gruen und Bilfinger AG Austria
Priority to DE19752518997 priority Critical patent/DE2518997B1/de
Priority to FR7517685A priority patent/FR2309459A1/fr
Publication of DE2518997B1 publication Critical patent/DE2518997B1/de
Application granted granted Critical
Publication of DE2518997C2 publication Critical patent/DE2518997C2/de
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
    • B66C3/14—Grabs opened or closed by driving motors thereon
    • B66C3/16—Grabs opened or closed by driving motors thereon by fluid motors
    • 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
    • E02F3/46—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor
    • E02F3/47—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor with grab buckets

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)
DE19752518997 1975-04-29 1975-04-29 An einem seilzug aufgehaengter, hydraulisch betaetigbarer greifer Granted DE2518997B1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19752518997 DE2518997B1 (de) 1975-04-29 1975-04-29 An einem seilzug aufgehaengter, hydraulisch betaetigbarer greifer
FR7517685A FR2309459A1 (fr) 1975-04-29 1975-06-06 Dispositif actionne par traction de cable pour la commande d'une pompe hydraulique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752518997 DE2518997B1 (de) 1975-04-29 1975-04-29 An einem seilzug aufgehaengter, hydraulisch betaetigbarer greifer

Publications (2)

Publication Number Publication Date
DE2518997B1 true DE2518997B1 (de) 1976-04-29
DE2518997C2 DE2518997C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-12-09

Family

ID=5945285

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752518997 Granted DE2518997B1 (de) 1975-04-29 1975-04-29 An einem seilzug aufgehaengter, hydraulisch betaetigbarer greifer

Country Status (2)

Country Link
DE (1) DE2518997B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2309459A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0091978A1 (de) * 1982-04-20 1983-10-26 Peiner Maschinen- und Schraubenwerke AG Einseil-Zweischalengreifer für Unterwasserbetrieb
FR2649966A1 (fr) * 1989-07-18 1991-01-25 Potain Sa Dispositif motorise de rotation de charge, auto-alimente en energie, pour appareils de levage a cable
WO2006120581A3 (es) * 2005-04-29 2008-07-17 Arzayus Nelson Alvarez Herramienta para excavar pilotes

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113845015A (zh) * 2021-09-05 2021-12-28 中建三局第一建设工程有限责任公司 一种用于基坑底人工挖孔桩的土方吊运系统及方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0091978A1 (de) * 1982-04-20 1983-10-26 Peiner Maschinen- und Schraubenwerke AG Einseil-Zweischalengreifer für Unterwasserbetrieb
FR2649966A1 (fr) * 1989-07-18 1991-01-25 Potain Sa Dispositif motorise de rotation de charge, auto-alimente en energie, pour appareils de levage a cable
WO2006120581A3 (es) * 2005-04-29 2008-07-17 Arzayus Nelson Alvarez Herramienta para excavar pilotes

Also Published As

Publication number Publication date
FR2309459A1 (fr) 1976-11-26
FR2309459B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-02-03

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee