GB1474079A - Movable structures - Google Patents

Movable structures

Info

Publication number
GB1474079A
GB1474079A GB2941074A GB2941074A GB1474079A GB 1474079 A GB1474079 A GB 1474079A GB 2941074 A GB2941074 A GB 2941074A GB 2941074 A GB2941074 A GB 2941074A GB 1474079 A GB1474079 A GB 1474079A
Authority
GB
United Kingdom
Prior art keywords
torque
jack
action
axis
passes
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
GB2941074A
Other languages
English (en)
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
Publication of GB1474079A publication Critical patent/GB1474079A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/02—Mechanical layout characterised by the means for converting the movement of the fluid-actuated element into movement of the finally-operated member
    • F15B15/06—Mechanical layout characterised by the means for converting the movement of the fluid-actuated element into movement of the finally-operated member for mechanically converting rectilinear movement into non- rectilinear movement
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/18—Mechanical movements
    • Y10T74/18056—Rotary to or from reciprocating or oscillating
    • Y10T74/18144—Overcoming dead center

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Jib Cranes (AREA)
  • Operation Control Of Excavators (AREA)
GB2941074A 1973-07-19 1974-07-03 Movable structures Expired GB1474079A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7326559A FR2238076B1 (enrdf_load_stackoverflow) 1973-07-19 1973-07-19

Publications (1)

Publication Number Publication Date
GB1474079A true GB1474079A (en) 1977-05-18

Family

ID=9122852

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2941074A Expired GB1474079A (en) 1973-07-19 1974-07-03 Movable structures

Country Status (11)

Country Link
US (1) US3900113A (enrdf_load_stackoverflow)
JP (1) JPS5752458B2 (enrdf_load_stackoverflow)
AR (1) AR205716A1 (enrdf_load_stackoverflow)
BE (1) BE817281A (enrdf_load_stackoverflow)
BR (1) BR7405684D0 (enrdf_load_stackoverflow)
CA (1) CA1008023A (enrdf_load_stackoverflow)
DE (1) DE2434623A1 (enrdf_load_stackoverflow)
ES (1) ES428357A1 (enrdf_load_stackoverflow)
FR (1) FR2238076B1 (enrdf_load_stackoverflow)
GB (1) GB1474079A (enrdf_load_stackoverflow)
IT (1) IT1017191B (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5911887U (ja) * 1982-07-14 1984-01-25 日本アイキヤン株式会社 舶用クレ−ンの俯仰装置
JPH0311661U (enrdf_load_stackoverflow) * 1989-06-15 1991-02-05
JPH07197485A (ja) * 1993-12-28 1995-08-01 Komatsu Ltd 建設機械の作業機制御装置
FR2822860B1 (fr) * 2001-03-29 2003-08-15 Groupe Mecalac Engin de travaux publics
DE102010023435A1 (de) 2010-06-11 2011-12-15 Toni Kiesel Verfahren zur Ansteuerung eines hydraulisch bewegbaren Auslegers eines Arbeitsgerätes sowie ein Arbeitsgerät
CN101934987B (zh) * 2010-09-29 2012-07-11 上海三一科技有限公司 履带起重机臂架侧向调整系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2841231A (en) * 1954-02-02 1958-07-01 Gen Motors Corp Power steering apparatus for sharp turning
US3035710A (en) * 1958-06-11 1962-05-22 Hydrostahlbau Ges Wiese & Co Hydraulic whip drive for the overhang beam of a crane
SE320285B (enrdf_load_stackoverflow) * 1965-05-19 1970-02-02 C Wadefelt
US3630120A (en) * 1970-05-04 1971-12-28 Int Harvester Co Swinging apparatus

Also Published As

Publication number Publication date
IT1017191B (it) 1977-07-20
DE2434623A1 (de) 1975-02-06
FR2238076A1 (enrdf_load_stackoverflow) 1975-02-14
ES428357A1 (es) 1976-07-16
CA1008023A (en) 1977-04-05
JPS5042262A (enrdf_load_stackoverflow) 1975-04-17
BR7405684D0 (pt) 1975-05-20
FR2238076B1 (enrdf_load_stackoverflow) 1978-09-29
US3900113A (en) 1975-08-19
JPS5752458B2 (enrdf_load_stackoverflow) 1982-11-08
AR205716A1 (es) 1976-05-31
BE817281A (fr) 1974-11-04

Similar Documents

Publication Publication Date Title
GB1474079A (en) Movable structures
GB989580A (en) Improvements in or relating to hydraulically actuated shovel excavators
GB1157486A (en) Material Handling Machine.
GB1073970A (en) Hydraulic system for operating a crane winch
GB1432124A (en) Jib assemblies
GB1459568A (en) Civil engineering machines
GB1297419A (enrdf_load_stackoverflow)
GB1460518A (en) Earth moving machines
GB936260A (en) Improvements in devices which include pivotal jib members
GB744325A (en) Improvements in jumbo machines having a pivotable tool-carrying jib, in particular for use in mines
GB1455516A (en) Civil engineering devices having telescopic jibs
GB1489368A (en) Mobile cranes
ES398975A1 (es) Perfeccionamientos en cucharas excavadoras.
GB941902A (en) Improvements relating to shovel loaders
GB1117438A (en) Improvements in or relating to jacking apparatus
GB979536A (en) Hydraulic actuators
GB1494383A (en) Engineering machines
GB791648A (en) Improvements in mechanical shovels
ES449422A1 (es) Perfeccionamientos en mecanismos de sustentacion para barre-ras giratorias para rocas de maquinas perforadoras de rocas.
ES427661A1 (es) Equipo destinado a facilitar el trabajo en retro de una pa-la mecanica o hidraulica.
IE33767L (en) Excavator scraping apparatus
GB881361A (en) Improvements in or relating to hydraulic drives
GB1096923A (en) Improvements in and relating to machines adapted to work as a loader, crane or excavator
GB1086682A (en) Improvements in or relating to shovel-loaders
GB1138736A (en) Improvements in or relating to loaders

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee