FR2033422B1 - - Google Patents

Info

Publication number
FR2033422B1
FR2033422B1 FR7007333A FR7007333A FR2033422B1 FR 2033422 B1 FR2033422 B1 FR 2033422B1 FR 7007333 A FR7007333 A FR 7007333A FR 7007333 A FR7007333 A FR 7007333A FR 2033422 B1 FR2033422 B1 FR 2033422B1
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.)
Expired
Application number
FR7007333A
Other languages
French (fr)
Other versions
FR2033422A1 (fi
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.)
SUNDIN PRODUKTER AB
Original Assignee
SUNDIN PRODUKTER AB
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 SUNDIN PRODUKTER AB filed Critical SUNDIN PRODUKTER AB
Publication of FR2033422A1 publication Critical patent/FR2033422A1/fr
Application granted granted Critical
Publication of FR2033422B1 publication Critical patent/FR2033422B1/fr
Expired 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
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/64—Jibs
    • B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
    • B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
    • B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks
    • 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
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Jib Cranes (AREA)
FR7007333A 1969-02-28 1970-03-02 Expired FR2033422B1 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE02764/69A SE329245B (fi) 1969-02-28 1969-02-28

Publications (2)

Publication Number Publication Date
FR2033422A1 FR2033422A1 (fi) 1970-12-04
FR2033422B1 true FR2033422B1 (fi) 1975-01-10

Family

ID=20260643

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7007333A Expired FR2033422B1 (fi) 1969-02-28 1970-03-02

Country Status (8)

Country Link
US (1) US3672159A (fi)
JP (1) JPS49585B1 (fi)
CA (1) CA922672A (fi)
DE (1) DE2007279A1 (fi)
ES (1) ES377311A1 (fi)
FI (1) FI52322C (fi)
FR (1) FR2033422B1 (fi)
SE (1) SE329245B (fi)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5328705B2 (fi) * 1973-02-14 1978-08-16
FR2266657B1 (fi) * 1974-04-08 1977-09-30 Charbonnages De France
GB1554101A (en) * 1975-07-09 1979-10-17 Herbert Ltd A Pressure fluid operated feed drive system for a movable member
SE410410B (sv) * 1976-06-23 1979-10-15 Inst Elektroswarki Patona Anlaeggning foer framstaellning av metallgoet med stor vikt genom elektroslaggraffinering
AU8247382A (en) * 1981-04-14 1983-04-21 Coles Cranes Ltd. Telescopic booms for cranes
DE3328908A1 (de) * 1983-08-10 1985-02-28 Stierlen-Maquet Ag, 7550 Rastatt Operationstisch
SE454268B (sv) * 1987-05-21 1988-04-18 Forshaga Mek Verk Ab Anordning vid hydrauliskt styrda forlengningsbommar for kranar
DE3730071A1 (de) * 1987-09-08 1989-03-16 Walter Hunger Hydraulisch betaetigbare stuetzvorrichtung fuer sattelauflieger
IL98944A0 (en) * 1991-07-24 1992-07-15 Hammer Mordechai Device which widens and narrows for multiplying and transferring movement in space
US5375348A (en) * 1992-04-23 1994-12-27 Japanic Corporation Deep excavator
CN104874828A (zh) * 2015-05-01 2015-09-02 安庆安星电气有限公司 一种摇臂钻床
CN104875030A (zh) * 2015-05-01 2015-09-02 安庆安星电气有限公司 一种摇臂钻床的伸缩式悬臂
DK179039B1 (en) * 2016-09-26 2017-09-11 Innovatorlab V/Marcus Reinholdt Pedersen Adjustable arm davit apparatus
US20180273352A1 (en) * 2017-03-22 2018-09-27 Wetherell Mfg Co. Sequential piggyback cylinders for extendable boom crane
CN110386540A (zh) * 2019-07-08 2019-10-29 浙江双金机械集团股份有限公司 用于水平轴冲击式破碎机的锤头提升装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2646025A (en) * 1951-02-07 1953-07-21 Bendix Aviat Corp By-pass valve for hydraulic motors
US2984373A (en) * 1958-07-16 1961-05-16 Warner Swasey Co Material handling apparatus
US3212604A (en) * 1962-04-09 1965-10-19 Eaton Metal Products Company Extensible derrick
US3240008A (en) * 1963-04-08 1966-03-15 Wayne W Mcmullen Control system for a material handling vehicle
US3250182A (en) * 1963-08-01 1966-05-10 Harold K Nansel Multiple extension apparatus
US3300060A (en) * 1965-02-03 1967-01-24 Pettibone Mulliken Corp Booms with sequential hydraulic extension
US3407947A (en) * 1965-12-22 1968-10-29 Antonio Valla & C S N C Material-moving device for moving objects

Also Published As

Publication number Publication date
US3672159A (en) 1972-06-27
FR2033422A1 (fi) 1970-12-04
FI52322C (fi) 1977-08-10
CA922672A (en) 1973-03-13
DE2007279A1 (de) 1970-09-17
JPS49585B1 (fi) 1974-01-08
FI52322B (fi) 1977-05-02
ES377311A1 (es) 1972-06-16
SE329245B (fi) 1970-10-05

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Legal Events

Date Code Title Description
ST Notification of lapse