GB265900A - Improvements in luffing cranes - Google Patents
Improvements in luffing cranesInfo
- 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
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.
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) |
-
1926
- 1926-09-02 GB GB23427A patent/GB265900A/en not_active Expired
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