JPS491821B1 - - Google Patents
Info
- Publication number
- JPS491821B1 JPS491821B1 JP45002001A JP20017069A JPS491821B1 JP S491821 B1 JPS491821 B1 JP S491821B1 JP 45002001 A JP45002001 A JP 45002001A JP 20017069 A JP20017069 A JP 20017069A JP S491821 B1 JPS491821 B1 JP S491821B1
- Authority
- JP
- Japan
- 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
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
-
- 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
- B66C23/702—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic with a jib extension boom
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR182223 | 1968-12-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS491821B1 true JPS491821B1 (en) | 1974-01-17 |
Family
ID=8659538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP45002001A Pending JPS491821B1 (en) | 1968-12-30 | 1969-12-29 |
Country Status (4)
Country | Link |
---|---|
US (1) | USRE27763E (en) |
JP (1) | JPS491821B1 (en) |
FR (1) | FR1601845A (en) |
GB (1) | GB1221510A (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3819063A (en) * | 1972-09-22 | 1974-06-25 | Chance Co | Convertible sheave assembly for telescoping derricks |
FR2444639A1 (en) * | 1978-12-20 | 1980-07-18 | Potain Sa | HANDLING EQUIPMENT, PARTICULARLY FOR A SELF-PROPELLED MACHINE |
US5743149A (en) * | 1996-02-26 | 1998-04-28 | Skyjack Equipment Inc. | Articulated telescopic boom having slide-through knuckle |
US6186346B1 (en) | 1998-03-20 | 2001-02-13 | Grove U.S. L.L.C. | Multi-position low profile boom nose |
DE10139827A1 (en) * | 2001-08-14 | 2003-03-13 | Infineon Technologies Ag | Memory cell with trench capacitor and vertical selection transistor and an annular contact area formed between them |
DE102006023371A1 (en) * | 2006-05-16 | 2007-11-22 | Terex-Demag Gmbh & Co. Kg | Telescopic crane jib |
DE202008008173U1 (en) * | 2008-06-18 | 2009-11-05 | Liebherr-Werk Ehingen Gmbh | Telescopic crane jib |
ITMI20131680A1 (en) * | 2013-10-11 | 2015-04-12 | Cifa Spa | AUXILIARY DEVICE FOR A CRANE AND CRANE INCLUDING SUCH AUXILIARY DEVICE |
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1968
- 1968-12-30 FR FR182223A patent/FR1601845A/fr not_active Expired
-
1969
- 1969-12-29 JP JP45002001A patent/JPS491821B1/ja active Pending
- 1969-12-30 GB GB63375/69A patent/GB1221510A/en not_active Expired
-
1972
- 1972-07-11 US US27763D patent/USRE27763E/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
USRE27763E (en) | 1973-09-18 |
GB1221510A (en) | 1971-02-03 |
DE1965118B2 (en) | 1972-11-23 |
DE1965118A1 (en) | 1970-08-06 |
FR1601845A (en) | 1970-09-14 |