FR2148006A1 - - Google Patents

Info

Publication number
FR2148006A1
FR2148006A1 FR7226343A FR7226343A FR2148006A1 FR 2148006 A1 FR2148006 A1 FR 2148006A1 FR 7226343 A FR7226343 A FR 7226343A FR 7226343 A FR7226343 A FR 7226343A FR 2148006 A1 FR2148006 A1 FR 2148006A1
Authority
FR
France
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
FR7226343A
Other languages
French (fr)
Other versions
FR2148006B1 (enrdf_load_html_response
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of FR2148006A1 publication Critical patent/FR2148006A1/fr
Application granted granted Critical
Publication of FR2148006B1 publication Critical patent/FR2148006B1/fr
Expired 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
    • E02F9/2004—Control mechanisms, e.g. control levers
    • E02F9/2008—Control mechanisms in the form of the machine in the reduced scale model
    • 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
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
    • E02F3/435—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like
    • E02F3/437—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like providing automatic sequences of movements, e.g. linear excavation, keeping dipper angle constant
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
    • F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
    • F15B9/03—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type with electrical control means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Operation Control Of Excavators (AREA)
FR7226343A 1971-07-31 1972-07-21 Expired FR2148006B1 (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5715571A JPS528601B1 (enrdf_load_html_response) 1971-07-31 1971-07-31

Publications (2)

Publication Number Publication Date
FR2148006A1 true FR2148006A1 (enrdf_load_html_response) 1973-03-11
FR2148006B1 FR2148006B1 (enrdf_load_html_response) 1974-12-27

Family

ID=13047662

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7226343A Expired FR2148006B1 (enrdf_load_html_response) 1971-07-31 1972-07-21

Country Status (2)

Country Link
JP (1) JPS528601B1 (enrdf_load_html_response)
FR (1) FR2148006B1 (enrdf_load_html_response)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2328082A1 (fr) * 1975-10-15 1977-05-13 Hokushin Electric Works Systeme de commande perfectionne pour engins d'extraction, comme par exemple des pelles mecaniques
EP0293057A3 (en) * 1987-05-29 1989-11-23 Hitachi Construction Machinery Co., Ltd. Apparatus for controlling arm movement of industrial vehicle
EP1081295A1 (en) * 1999-09-06 2001-03-07 Kabushiki Kaisha F.F.C. Working equipment and a control system therefor

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108396809A (zh) * 2018-04-08 2018-08-14 梅瑞 一种挖掘机简单直观控制操作系统

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2328082A1 (fr) * 1975-10-15 1977-05-13 Hokushin Electric Works Systeme de commande perfectionne pour engins d'extraction, comme par exemple des pelles mecaniques
EP0293057A3 (en) * 1987-05-29 1989-11-23 Hitachi Construction Machinery Co., Ltd. Apparatus for controlling arm movement of industrial vehicle
EP1081295A1 (en) * 1999-09-06 2001-03-07 Kabushiki Kaisha F.F.C. Working equipment and a control system therefor
US6378411B1 (en) 1999-09-06 2002-04-30 Kabushiki Kaisha F.F.C. Working equipment and a control system therefor

Also Published As

Publication number Publication date
JPS528601B1 (enrdf_load_html_response) 1977-03-10
FR2148006B1 (enrdf_load_html_response) 1974-12-27

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Legal Events

Date Code Title Description
DL Decision of the director general to leave to make available licences of right
ST Notification of lapse