JPS57131691A - Structure of boom - Google Patents

Structure of boom

Info

Publication number
JPS57131691A
JPS57131691A JP21611681A JP21611681A JPS57131691A JP S57131691 A JPS57131691 A JP S57131691A JP 21611681 A JP21611681 A JP 21611681A JP 21611681 A JP21611681 A JP 21611681A JP S57131691 A JPS57131691 A JP S57131691A
Authority
JP
Japan
Prior art keywords
boom
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
JP21611681A
Other languages
Japanese (ja)
Inventor
Teii Hoogan Patoritsuku
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.)
Warner and Swasey Co
Original Assignee
Warner and Swasey Co
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 Warner and Swasey Co filed Critical Warner and Swasey Co
Publication of JPS57131691A publication Critical patent/JPS57131691A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • E02F3/283—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 with a single arm pivoted directly on the chassis
    • E02F3/286—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 with a single arm pivoted directly on the chassis telescopic or slidable
    • 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
JP21611681A 1980-12-31 1981-12-24 Structure of boom Pending JPS57131691A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22165280A 1980-12-31 1980-12-31

Publications (1)

Publication Number Publication Date
JPS57131691A true JPS57131691A (en) 1982-08-14

Family

ID=22828727

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21611681A Pending JPS57131691A (en) 1980-12-31 1981-12-24 Structure of boom

Country Status (2)

Country Link
JP (1) JPS57131691A (en)
DE (1) DE3149411A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61197075U (en) * 1985-05-31 1986-12-09
JPS63161292U (en) * 1987-04-06 1988-10-21
JP2014227282A (en) * 2013-05-24 2014-12-08 株式会社タダノ Telescopic boom

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2539729A1 (en) * 1983-01-21 1984-07-27 Creusot Loire TELESCOPIC CRANE ARROW
GB8302170D0 (en) * 1983-01-26 1983-03-02 Mds Furnace Services Ltd Furnace delining apparatus
SE456820B (en) * 1984-03-12 1988-11-07 Oesa Ab DEVICE ON TELESCOPE ARMS
SE437188B (en) * 1984-05-07 1985-02-11 Jan Ekman ORGANIZATION OF THE TYPE CONTAINING TWO TELESCOPICALLY COORDINATED BODIES
JPH0175088U (en) * 1987-11-09 1989-05-22
CA2697304A1 (en) * 2007-09-05 2009-03-12 Palfinger Ag Profile shape for a crane boom
CN103508336A (en) * 2013-09-18 2014-01-15 国家电网公司 Insulation arm for crane in electricity operation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61197075U (en) * 1985-05-31 1986-12-09
JPS63161292U (en) * 1987-04-06 1988-10-21
JP2014227282A (en) * 2013-05-24 2014-12-08 株式会社タダノ Telescopic boom

Also Published As

Publication number Publication date
DE3149411A1 (en) 1982-08-19

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