FR2201240A2 - - Google Patents

Info

Publication number
FR2201240A2
FR2201240A2 FR7334585A FR7334585A FR2201240A2 FR 2201240 A2 FR2201240 A2 FR 2201240A2 FR 7334585 A FR7334585 A FR 7334585A FR 7334585 A FR7334585 A FR 7334585A FR 2201240 A2 FR2201240 A2 FR 2201240A2
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
FR7334585A
Other languages
French (fr)
Other versions
FR2201240B2 (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.)
Leo Gottwald KG
Original Assignee
Leo Gottwald KG
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
Priority claimed from DE19722247491 external-priority patent/DE2247491C2/en
Priority claimed from DE19722249309 external-priority patent/DE2249309A1/en
Application filed by Leo Gottwald KG filed Critical Leo Gottwald KG
Publication of FR2201240A2 publication Critical patent/FR2201240A2/fr
Application granted granted Critical
Publication of FR2201240B2 publication Critical patent/FR2201240B2/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
    • B66C23/708—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic locking devices for telescopic jibs
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
FR7334585A 1972-09-28 1973-09-26 Expired FR2201240B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19722247491 DE2247491C2 (en) 1972-09-28 1972-09-28 Telescopic crane boom with doubling of the lift
DE19722249309 DE2249309A1 (en) 1972-10-07 1972-10-07 TELESCOPIC CRANE JIB WITH LOCKING DEVICE

Publications (2)

Publication Number Publication Date
FR2201240A2 true FR2201240A2 (en) 1974-04-26
FR2201240B2 FR2201240B2 (en) 1978-07-13

Family

ID=25763896

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7334585A Expired FR2201240B2 (en) 1972-09-28 1973-09-26

Country Status (3)

Country Link
US (1) US3845866A (en)
FR (1) FR2201240B2 (en)
GB (1) GB1390469A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2462380A1 (en) * 1979-07-25 1981-02-13 Coles Cranes Ltd Lockable telescopic crane boom - has pins to lock sections by engaging reinforced apertures spaced along term
FR2488580A1 (en) * 1980-08-13 1982-02-19 Kidde Inc ARRANGEMENT FOR THE TRIGGERING, EXTENSION AND WITHDRAWAL IN COOPERATION OF A CRANE BOOM

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29824453U1 (en) * 1997-05-28 2001-03-01 Mannesmann Ag Crane with a telescopic boom
DE19811813B4 (en) * 1998-03-18 2005-11-24 Grove U.S. LLC (n.d.Ges.d.Staates Delaware) Lateral boom interlock
DE10007773B4 (en) * 1999-04-29 2005-07-21 Terex-Demag Gmbh & Co. Kg Crane with a telescopic boom
US20030071004A1 (en) * 2001-10-12 2003-04-17 Higgins David J. Extensible column
CN100520340C (en) * 2006-12-07 2009-07-29 辽宁省安全科学研究院 Test device for safety lock of high-rise working cradle
CN110902582B (en) * 2019-12-04 2021-07-09 太原重工股份有限公司 Telescopic boom and crane comprising same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1907024A (en) * 1929-12-13 1933-05-02 Willard Portable hoist
FR1023182A (en) * 1950-08-09 1953-03-16 Crane
FR1264080A (en) * 1960-05-05 1961-06-19 Const Metallurg Jean Faure Ate Tower crane raising mode
JPS4917188B1 (en) * 1970-03-18 1974-04-27
US3774727A (en) * 1971-08-25 1973-11-27 Bygg Och Transportekronomi Ab Lift trucks having a three-stage lift mast

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2462380A1 (en) * 1979-07-25 1981-02-13 Coles Cranes Ltd Lockable telescopic crane boom - has pins to lock sections by engaging reinforced apertures spaced along term
FR2488580A1 (en) * 1980-08-13 1982-02-19 Kidde Inc ARRANGEMENT FOR THE TRIGGERING, EXTENSION AND WITHDRAWAL IN COOPERATION OF A CRANE BOOM
FR2488579A1 (en) * 1980-08-13 1982-02-19 Kidde Inc ARRANGEMENT FOR THE TRIGGERING, EXTENSION AND WITHDRAWAL IN COOPERATION OF A CRANE BOOM
FR2488581A1 (en) * 1980-08-13 1982-02-19 Kidde Inc ARRANGEMENT FOR THE TRIGGERING, EXTENSION AND WITHDRAWAL IN COOPERATION OF A CRANE BOOM

Also Published As

Publication number Publication date
GB1390469A (en) 1975-04-16
FR2201240B2 (en) 1978-07-13
US3845866A (en) 1974-11-05

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