EP0043380A4 - Segmented extendible boom. - Google Patents

Segmented extendible boom.

Info

Publication number
EP0043380A4
EP0043380A4 EP19810900468 EP81900468A EP0043380A4 EP 0043380 A4 EP0043380 A4 EP 0043380A4 EP 19810900468 EP19810900468 EP 19810900468 EP 81900468 A EP81900468 A EP 81900468A EP 0043380 A4 EP0043380 A4 EP 0043380A4
Authority
EP
European Patent Office
Prior art keywords
segmented
extendible boom
extendible
boom
segmented extendible
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.)
Granted
Application number
EP19810900468
Other languages
German (de)
French (fr)
Other versions
EP0043380B1 (en
EP0043380A1 (en
Inventor
Darwin J Jacobson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP0043380A1 publication Critical patent/EP0043380A1/en
Publication of EP0043380A4 publication Critical patent/EP0043380A4/en
Application granted granted Critical
Publication of EP0043380B1 publication Critical patent/EP0043380B1/en
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
EP19810900468 1980-01-07 1980-12-29 Segmented extendible boom Expired EP0043380B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11017380A 1980-01-07 1980-01-07
US110173 1980-01-07

Publications (3)

Publication Number Publication Date
EP0043380A1 EP0043380A1 (en) 1982-01-13
EP0043380A4 true EP0043380A4 (en) 1982-07-13
EP0043380B1 EP0043380B1 (en) 1984-10-24

Family

ID=22331600

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19810900468 Expired EP0043380B1 (en) 1980-01-07 1980-12-29 Segmented extendible boom

Country Status (3)

Country Link
EP (1) EP0043380B1 (en)
DE (1) DE3069535D1 (en)
WO (1) WO1981002036A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATA360883A (en) * 1983-10-10 1987-09-15 Voest Alpine Ag MOVABLE CONVEYOR
DE3842726C3 (en) * 1988-12-19 2001-01-18 Mannesmann Ag Multi-section bolt connection
US6213318B1 (en) 1999-03-01 2001-04-10 Manitowoc Crane Group, Inc. Rotatable connection system for crane boom sections
US9745960B2 (en) 2014-02-24 2017-08-29 Paul C. Dietzel Power generation architecture using environmental fluid flow
CN113696223B (en) * 2021-08-24 2023-11-21 江苏科技大学 Vertical synchronous linkage multistage telescopic arm based on nested guide structure

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1053945A (en) * 1900-01-01
DE1199461B (en) * 1962-01-23 1965-08-26 Euratom Tubular actuation and loading arm
GB1141257A (en) * 1965-10-19 1969-01-29 Thiokol Chemical Corp Rigid plate type extensible boom
GB1154858A (en) * 1965-10-06 1969-06-11 Lars Harald Widegren Improvements in an Extensible Jib, Mast or the like

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US209971A (en) * 1878-11-19 Improvement in fire-escapes
US736104A (en) * 1902-09-13 1903-08-11 William Hubartt Combined fire ladder and escape means.
US991401A (en) * 1911-01-27 1911-05-02 Jesse L White Ladder.
US2946556A (en) * 1959-02-12 1960-07-26 Wayne Iron Works Push-pull actuator
US3319203A (en) * 1961-04-07 1967-05-09 Sherwin Williams Co Filler for fluorescent ballast
US3234698A (en) * 1962-04-02 1966-02-15 Earl E Kimblern Structurally rigid collapsible linkage assembly structure
NL288560A (en) * 1962-05-24
US3179267A (en) * 1963-10-03 1965-04-20 Fairey Canada Ltd Extensible chain boom
SU565738A1 (en) * 1975-06-05 1977-07-25 Предприятие П/Я В-2869 Reel uncoiling device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1053945A (en) * 1900-01-01
DE1199461B (en) * 1962-01-23 1965-08-26 Euratom Tubular actuation and loading arm
GB1154858A (en) * 1965-10-06 1969-06-11 Lars Harald Widegren Improvements in an Extensible Jib, Mast or the like
GB1141257A (en) * 1965-10-19 1969-01-29 Thiokol Chemical Corp Rigid plate type extensible boom

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO8102036A1 *

Also Published As

Publication number Publication date
EP0043380B1 (en) 1984-10-24
WO1981002036A1 (en) 1981-07-23
DE3069535D1 (en) 1984-11-29
EP0043380A1 (en) 1982-01-13

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Legal Events

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