ES448023A1 - Perfeccionamientos en cucharas excavadoras hidraulicas. - Google Patents

Perfeccionamientos en cucharas excavadoras hidraulicas.

Info

Publication number
ES448023A1
ES448023A1 ES448023A ES448023A ES448023A1 ES 448023 A1 ES448023 A1 ES 448023A1 ES 448023 A ES448023 A ES 448023A ES 448023 A ES448023 A ES 448023A ES 448023 A1 ES448023 A1 ES 448023A1
Authority
ES
Spain
Prior art keywords
shells
jacks
movements
central jack
hydraulic
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.)
Expired
Application number
ES448023A
Other languages
English (en)
Spanish (es)
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.)
YUMBO
Original Assignee
YUMBO
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 YUMBO filed Critical YUMBO
Publication of ES448023A1 publication Critical patent/ES448023A1/es
Expired legal-status Critical Current

Links

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
    • E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E02F3/413—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Operation Control Of Excavators (AREA)
  • Shovels (AREA)
ES448023A 1975-05-20 1976-05-18 Perfeccionamientos en cucharas excavadoras hidraulicas. Expired ES448023A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7516527A FR2311892A1 (fr) 1975-05-20 1975-05-20 Benne preneuse hydraulique

Publications (1)

Publication Number Publication Date
ES448023A1 true ES448023A1 (es) 1977-07-01

Family

ID=9155733

Family Applications (1)

Application Number Title Priority Date Filing Date
ES448023A Expired ES448023A1 (es) 1975-05-20 1976-05-18 Perfeccionamientos en cucharas excavadoras hidraulicas.

Country Status (11)

Country Link
JP (1) JPS51141157A (fr)
AU (1) AU498351B2 (fr)
BE (1) BE841706A (fr)
BR (1) BR7603172A (fr)
CA (1) CA1054183A (fr)
DE (1) DE2622342C3 (fr)
ES (1) ES448023A1 (fr)
FR (1) FR2311892A1 (fr)
GB (1) GB1513513A (fr)
MX (1) MX142956A (fr)
NL (1) NL7605354A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62130993A (ja) * 1985-11-29 1987-06-13 株式会社中島鉄工所 掴み機付きリフテイングマグネツト
DE4305098A1 (de) * 1993-02-19 1994-08-25 Krupp Industrietech Vorrichtung zum Entfalten und Falten einer Pontoneinheit
JPH07158103A (ja) * 1993-12-10 1995-06-20 Japanic:Kk クラムシェルバケットの構造及びその制御回路
WO2010021560A1 (fr) * 2008-08-19 2010-02-25 Sc Dalasoil Srl Grue à tour avec benne ronde pour traitement d'huile résiduelle
JP7262136B2 (ja) * 2020-09-07 2023-04-21 株式会社南鉄工所 ベッセル装置
CN115072551B (zh) * 2022-07-20 2022-12-06 山东港口渤海湾港集团有限公司 一种干散货码头装卸装置
CN115303955B (zh) * 2022-08-23 2024-03-29 浙江浙起机械有限公司 一种大吨位抓斗桥式起重机

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3029812A (en) * 1958-03-03 1962-04-17 Welsh Mfg Co Respirator
FR1357613A (fr) * 1960-10-26 1964-04-10 Sud Est Machines S A Perfectionnement aux appareils de levage à préhension à commande hydraulique
DE1189248B (de) * 1962-03-15 1965-03-18 Bodo Schlicke Motorgreifer

Also Published As

Publication number Publication date
DE2622342A1 (de) 1976-12-02
AU498351B2 (en) 1979-03-08
CA1054183A (fr) 1979-05-08
AU1403176A (en) 1977-11-24
BE841706A (fr) 1976-09-01
JPS51141157A (en) 1976-12-04
DE2622342B2 (de) 1980-10-23
GB1513513A (en) 1978-06-07
MX142956A (es) 1981-01-26
DE2622342C3 (de) 1981-06-19
BR7603172A (pt) 1977-05-24
FR2311892A1 (fr) 1976-12-17
NL7605354A (nl) 1976-11-23

Similar Documents

Publication Publication Date Title
ES448023A1 (es) Perfeccionamientos en cucharas excavadoras hidraulicas.
ES445024A1 (es) Perfeccionamientos en cucharas escavadoras de mando hidraulico
ES196853U (es) Draga de cuchara movil.
GB1448843A (en) Excavator incorporating a pivotably mounted implement
GB1222702A (en) Improvements in or relating to excavators
ES370035A1 (es) Perfeccionamientos en los aparatos de manutencion de pos- tes, troncos y similares.
ES355222A1 (es) Perfeccionamientos en la construccion de maquinas de mani- pulacion provistas de torreta.
GB1520187A (en) Mineralmining machine
GB1439298A (en) Power shovel
GB1462435A (en) Braking means for an excavator gragb
BE880264A (fr) Valve de commande, en particulier pour soutenement hydraulique marchant dans les exploitations minieres
GB1537091A (en) Mineral mining machines
GB1465702A (en) Hydraulic linkages
ES233566U (es) Cuchara mecanica perfeccionada.
ES290397A1 (es) Perfeccionamientos en la construcciën de cucharas automaticas cogedoras
ES421715A1 (es) Dispositivo para gobernar un util de cuchara de mordazas suspendido pendularmente de la pluma de aparatos elevadores,especialmente de excavadoras hidraulicas.
ES340036A1 (es) Mejoras introducidas en articulaciones actuadoras de cucha-ras cargadoras.
GB1240986A (en) Improvements to dipperstick assemblies
ES310326A1 (es) Perfeccionamientos en las cucharas de las maquinas excavadoras y similares.
ES427975A1 (es) Mejoras introducidas en maquinas para obras publicas dotadasde un brazo especial.
AT286884B (de) Schwenkbarer Bagger, insbesondere Löffelbagger zum Ausheben von Gräben
ES317736A1 (es) Un dispositivo de mando de paralelogramo deformable para el util de trabajo de una maquina niveladora
GB1534977A (en) Lift crane assembly
ES400784A1 (es) Perfeccionamientos introducidos en excavadoras de cuchara unica.
GB1093829A (en) Guillotine shear of the upcut type