FR2483486A1 - Engin de terrassement du type chargeuse - Google Patents

Engin de terrassement du type chargeuse Download PDF

Info

Publication number
FR2483486A1
FR2483486A1 FR8011825A FR8011825A FR2483486A1 FR 2483486 A1 FR2483486 A1 FR 2483486A1 FR 8011825 A FR8011825 A FR 8011825A FR 8011825 A FR8011825 A FR 8011825A FR 2483486 A1 FR2483486 A1 FR 2483486A1
Authority
FR
France
Prior art keywords
chamber
conduit
distributor
boom
cylinder
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
FR8011825A
Other languages
English (en)
French (fr)
Other versions
FR2483486B1 (cg-RX-API-DMAC7.html
Inventor
Victor Yeou
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.)
Poclain SA
Original Assignee
Poclain SA
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 Poclain SA filed Critical Poclain SA
Priority to FR8011825A priority Critical patent/FR2483486A1/fr
Priority to FR8106981A priority patent/FR2503214A2/fr
Priority to US06/263,097 priority patent/US4376612A/en
Priority to GB8114571A priority patent/GB2076777B/en
Priority to DE3120110A priority patent/DE3120110A1/de
Priority to ES502448A priority patent/ES502448A0/es
Priority to CA000378231A priority patent/CA1162888A/en
Priority to BE2/59179A priority patent/BE888960A/fr
Priority to IT67708/81A priority patent/IT1144569B/it
Priority to BR8103310A priority patent/BR8103310A/pt
Priority to AR285466A priority patent/AR229244A1/es
Priority to JP8023281A priority patent/JPS5719429A/ja
Publication of FR2483486A1 publication Critical patent/FR2483486A1/fr
Priority to FR8309917A priority patent/FR2548242B2/fr
Application granted granted Critical
Publication of FR2483486B1 publication Critical patent/FR2483486B1/fr
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels
    • 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
    • E02F3/30—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/308—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom working outwardly
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Operation Control Of Excavators (AREA)
FR8011825A 1980-05-28 1980-05-28 Engin de terrassement du type chargeuse Granted FR2483486A1 (fr)

Priority Applications (13)

Application Number Priority Date Filing Date Title
FR8011825A FR2483486A1 (fr) 1980-05-28 1980-05-28 Engin de terrassement du type chargeuse
FR8106981A FR2503214A2 (fr) 1980-05-28 1981-04-07 Engin de terrassement du type chargeuse
US06/263,097 US4376612A (en) 1980-05-28 1981-05-12 Earthworking machine of the loader type
GB8114571A GB2076777B (en) 1980-05-28 1981-05-13 Earthworking machine of the loader type
DE3120110A DE3120110A1 (de) 1980-05-28 1981-05-20 Planier- und ladegeraet
ES502448A ES502448A0 (es) 1980-05-28 1981-05-22 Maquina excavadora, del tipo cargadora
CA000378231A CA1162888A (en) 1980-05-28 1981-05-25 Earthworking machine of the loader type
BE2/59179A BE888960A (fr) 1980-05-28 1981-05-26 Engin de terrassement du type chargeuse
IT67708/81A IT1144569B (it) 1980-05-28 1981-05-27 Macchina per movimento di terra del tipo a caricamento
BR8103310A BR8103310A (pt) 1980-05-28 1981-05-27 Escavadeira dp tipo carregadora
AR285466A AR229244A1 (es) 1980-05-28 1981-05-27 Maquina excavadora del tipo cargadora
JP8023281A JPS5719429A (en) 1980-05-28 1981-05-28 Loader type civil engineering machine
FR8309917A FR2548242B2 (fr) 1980-05-28 1983-06-15 Engin de terrassement, tel notamment qu'une pelle hydraulique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8011825A FR2483486A1 (fr) 1980-05-28 1980-05-28 Engin de terrassement du type chargeuse

Publications (2)

Publication Number Publication Date
FR2483486A1 true FR2483486A1 (fr) 1981-12-04
FR2483486B1 FR2483486B1 (cg-RX-API-DMAC7.html) 1983-08-12

Family

ID=9242418

Family Applications (2)

Application Number Title Priority Date Filing Date
FR8011825A Granted FR2483486A1 (fr) 1980-05-28 1980-05-28 Engin de terrassement du type chargeuse
FR8309917A Expired FR2548242B2 (fr) 1980-05-28 1983-06-15 Engin de terrassement, tel notamment qu'une pelle hydraulique

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR8309917A Expired FR2548242B2 (fr) 1980-05-28 1983-06-15 Engin de terrassement, tel notamment qu'une pelle hydraulique

Country Status (1)

Country Link
FR (2) FR2483486A1 (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2548242A2 (fr) * 1980-05-28 1985-01-04 Poclain Sa Engin de terrassement, tel notamment qu'une pelle hydraulique

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI990609A7 (fi) * 1999-03-18 2000-09-19 Ossi Kortesalmi Järjestely nostopuomin tai vastaavan nostamiseksi ja laskemiseksi kaivinkoneessa tai vastaavassa nostolaitteessa
JP3612256B2 (ja) * 1999-12-22 2005-01-19 新キャタピラー三菱株式会社 作業機械の油圧回路
FR2822860B1 (fr) * 2001-03-29 2003-08-15 Groupe Mecalac Engin de travaux publics

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1326534A (fr) * 1962-03-29 1963-05-10 Poclain Atel Niveleur hydraulique
FR2197092A1 (cg-RX-API-DMAC7.html) * 1972-08-24 1974-03-22 Caterpillar Tractor Co
FR2329881A1 (fr) * 1975-10-30 1977-05-27 Poclain Sa Dispositif d'alimentation a sequences de trois moteurs a fluide
FR2357764A1 (fr) * 1976-07-06 1978-02-03 Poclain Sa Dispositif de commande d'au moins deux organes moteurs a fluide
FR2415600A1 (fr) * 1978-01-30 1979-08-24 Baas Technik Gmbh Dispositif de guidage en parallele pour un appareillage de chargement frontal monte sur un vehicule

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1027521A (en) * 1974-06-06 1978-03-07 George B. Baron Power shovel and crowd system therefor
FR2483486A1 (fr) * 1980-05-28 1981-12-04 Poclain Sa Engin de terrassement du type chargeuse

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1326534A (fr) * 1962-03-29 1963-05-10 Poclain Atel Niveleur hydraulique
FR2197092A1 (cg-RX-API-DMAC7.html) * 1972-08-24 1974-03-22 Caterpillar Tractor Co
FR2329881A1 (fr) * 1975-10-30 1977-05-27 Poclain Sa Dispositif d'alimentation a sequences de trois moteurs a fluide
FR2357764A1 (fr) * 1976-07-06 1978-02-03 Poclain Sa Dispositif de commande d'au moins deux organes moteurs a fluide
FR2415600A1 (fr) * 1978-01-30 1979-08-24 Baas Technik Gmbh Dispositif de guidage en parallele pour un appareillage de chargement frontal monte sur un vehicule

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2548242A2 (fr) * 1980-05-28 1985-01-04 Poclain Sa Engin de terrassement, tel notamment qu'une pelle hydraulique

Also Published As

Publication number Publication date
FR2548242B2 (fr) 1985-12-13
FR2548242A2 (fr) 1985-01-04
FR2483486B1 (cg-RX-API-DMAC7.html) 1983-08-12

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ST Notification of lapse