EP4151584A4 - Teleskopausleger - Google Patents

Teleskopausleger Download PDF

Info

Publication number
EP4151584A4
EP4151584A4 EP21821923.6A EP21821923A EP4151584A4 EP 4151584 A4 EP4151584 A4 EP 4151584A4 EP 21821923 A EP21821923 A EP 21821923A EP 4151584 A4 EP4151584 A4 EP 4151584A4
Authority
EP
European Patent Office
Prior art keywords
telescopic boom
boom
telescopic
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.)
Pending
Application number
EP21821923.6A
Other languages
English (en)
French (fr)
Other versions
EP4151584A1 (de
Inventor
Kenji Shimizu
Kazuhiro Kobayashi
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.)
Tadano Ltd
Original Assignee
Tadano 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 Tadano Ltd filed Critical Tadano Ltd
Priority claimed from PCT/JP2021/021572 external-priority patent/WO2021251338A1/ja
Publication of EP4151584A1 publication Critical patent/EP4151584A1/de
Publication of EP4151584A4 publication Critical patent/EP4151584A4/de
Pending 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
    • B66C23/707—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic guiding devices for telescopic jibs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
EP21821923.6A 2020-06-08 2021-06-07 Teleskopausleger Pending EP4151584A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020099619 2020-06-08
PCT/JP2021/021572 WO2021251338A1 (ja) 2020-06-08 2021-06-07 伸縮ブーム

Publications (2)

Publication Number Publication Date
EP4151584A1 EP4151584A1 (de) 2023-03-22
EP4151584A4 true EP4151584A4 (de) 2024-05-29

Family

ID=79168648

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21821923.6A Pending EP4151584A4 (de) 2020-06-08 2021-06-07 Teleskopausleger

Country Status (3)

Country Link
EP (1) EP4151584A4 (de)
JP (1) JP7753685B2 (de)
CN (1) CN115515887B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7690866B2 (ja) * 2021-11-29 2025-06-11 株式会社三洋物産 遊技機

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5332548A (en) * 1976-09-04 1978-03-27 Nippon Guroobu Kk Extendable boom reaction support mechanism
US6206213B1 (en) * 1999-04-29 2001-03-27 Mannesmann Ag Crane with a luffing jib
DE29824867U1 (de) * 1997-05-28 2003-03-06 Demag Mobile Cranes GmbH & Co. KG, 80333 München Kran mit einem Teleskopausleger
DE202014002187U1 (de) * 2014-03-13 2014-06-26 Tadano Faun Gmbh Teleskop-Ausleger
EP3053869A1 (de) * 2015-02-04 2016-08-10 Tadano Ltd. Teleskopische auslegerverlängerungsvorrichtung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2768399B2 (ja) * 1994-06-17 1998-06-25 古河機械金属株式会社 多段伸縮ブームのシーブ取付構造
JPH08157194A (ja) * 1994-12-07 1996-06-18 Toyota Autom Loom Works Ltd 産業車両のブーム伸縮装置
DE202010013544U1 (de) * 2010-09-23 2012-01-19 Liebherr-Werk Ehingen Gmbh Teleskopschuß und Kran mit Teleskopschuß
CN102070089B (zh) * 2010-12-29 2012-12-26 三一汽车起重机械有限公司 具有单缸插销式工作臂的起重机及其臂长测量方法和装置
CN103613007B (zh) * 2013-12-18 2015-07-08 三一汽车起重机械有限公司 起重臂插销结构、起重臂和起重机
JP6476996B2 (ja) 2015-02-24 2019-03-06 株式会社タダノ 伸縮ブームの伸縮装置
CN205820753U (zh) * 2016-07-06 2016-12-21 徐州重型机械有限公司 单缸插销式伸缩机构及起重机
CN109335974B (zh) * 2018-12-24 2025-01-07 陈奕松 一种伸缩吊臂及起重机

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5332548A (en) * 1976-09-04 1978-03-27 Nippon Guroobu Kk Extendable boom reaction support mechanism
DE29824867U1 (de) * 1997-05-28 2003-03-06 Demag Mobile Cranes GmbH & Co. KG, 80333 München Kran mit einem Teleskopausleger
US6206213B1 (en) * 1999-04-29 2001-03-27 Mannesmann Ag Crane with a luffing jib
DE202014002187U1 (de) * 2014-03-13 2014-06-26 Tadano Faun Gmbh Teleskop-Ausleger
EP3053869A1 (de) * 2015-02-04 2016-08-10 Tadano Ltd. Teleskopische auslegerverlängerungsvorrichtung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021251338A1 *

Also Published As

Publication number Publication date
EP4151584A1 (de) 2023-03-22
JP2021193055A (ja) 2021-12-23
JP7753685B2 (ja) 2025-10-15
CN115515887B (zh) 2025-07-11
CN115515887A (zh) 2022-12-23

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RIC1 Information provided on ipc code assigned before grant

Ipc: B66C 23/70 20060101ALI20240426BHEP

Ipc: B66C 23/693 20060101ALI20240426BHEP

Ipc: B66C 23/687 20060101AFI20240426BHEP