GB265900A - Improvements in luffing cranes - Google Patents

Improvements in luffing cranes

Info

Publication number
GB265900A
GB265900A GB23427A GB23427A GB265900A GB 265900 A GB265900 A GB 265900A GB 23427 A GB23427 A GB 23427A GB 23427 A GB23427 A GB 23427A GB 265900 A GB265900 A GB 265900A
Authority
GB
United Kingdom
Prior art keywords
jib
pivoted
cranes
luffed
centres
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.)
Expired
Application number
GB23427A
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.)
THOMAS SOUNESS
Original Assignee
THOMAS SOUNESS
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 THOMAS SOUNESS filed Critical THOMAS SOUNESS
Priority to GB23427A priority Critical patent/GB265900A/en
Publication of GB265900A publication Critical patent/GB265900A/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
    • B66C23/72—Counterweights or supports for balancing lifting couples
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/03—Cranes with arms or jibs; Multiple cranes
    • B66C2700/0392—Movement of the crane arm; Coupling of the crane arm with the counterweights; Safety devices for the movement of the arm

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)

Abstract

265,900. Souness, T. Sept. 2. 1926. Jib cranes.-Relates to cranes with bifurcated jib straddling the revolving structure or cabin 2. The jib is luffed by a pinion 8, Fig. 1, engaging a rack 3 pivoted to the jib at 4 and sliding in a carriage 5 pivoted on the pinion shaft. In another form, Fig. 2, the jib is luffed by a rotating crank 16 and a connecting rod 15 pivoted at 11 to the junction of links 9, 12 forming a. parallelogram with the lines joining the centres 14, 10 on the jib and the centres 14, 13 on the frame structure.
GB23427A 1926-09-02 1926-09-02 Improvements in luffing cranes Expired GB265900A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB23427A GB265900A (en) 1926-09-02 1926-09-02 Improvements in luffing cranes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB23427A GB265900A (en) 1926-09-02 1926-09-02 Improvements in luffing cranes

Publications (1)

Publication Number Publication Date
GB265900A true GB265900A (en) 1927-02-17

Family

ID=9700773

Family Applications (1)

Application Number Title Priority Date Filing Date
GB23427A Expired GB265900A (en) 1926-09-02 1926-09-02 Improvements in luffing cranes

Country Status (1)

Country Link
GB (1) GB265900A (en)

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