NO140626C - SWIVEL CRANE WITH BOOM. - Google Patents
SWIVEL CRANE WITH BOOM.Info
- Publication number
- NO140626C NO140626C NO1389/69A NO138969A NO140626C NO 140626 C NO140626 C NO 140626C NO 1389/69 A NO1389/69 A NO 1389/69A NO 138969 A NO138969 A NO 138969A NO 140626 C NO140626 C NO 140626C
- Authority
- NO
- Norway
- Prior art keywords
- boom
- swivel crane
- crane
- swivel
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
- B66D3/043—Block and tackle system with variable number of cable parts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1575368A GB1268041A (en) | 1967-12-21 | 1967-12-21 | Improvements to jib cranes and swinging derricks |
Publications (2)
Publication Number | Publication Date |
---|---|
NO140626B NO140626B (en) | 1979-07-02 |
NO140626C true NO140626C (en) | 1979-10-10 |
Family
ID=10064875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO1389/69A NO140626C (en) | 1968-04-02 | 1969-04-01 | SWIVEL CRANE WITH BOOM. |
Country Status (5)
Country | Link |
---|---|
US (1) | US3620504A (en) |
JP (1) | JPS521169B1 (en) |
DE (1) | DE1916546A1 (en) |
NL (1) | NL6905181A (en) |
NO (1) | NO140626C (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3685669A (en) * | 1970-05-04 | 1972-08-22 | Speedcranes Ltd | Derrick cranes and swinging derricks |
DE2033977C2 (en) * | 1970-07-08 | 1982-12-16 | Tax, Hans, 8000 München | Cable suspension of a load suspension device provided with a pendulum damping device |
BR7200131D0 (en) * | 1971-01-08 | 1973-05-03 | Speed Granes Ltd | WINCH CRANE |
US3993287A (en) * | 1973-02-09 | 1976-11-23 | Linden-Alimak Ab | Method and device of reblocking to an increased or reduced number of rope parts at a hoisting gear |
JPS54128463U (en) * | 1978-02-28 | 1979-09-06 | ||
US5579931A (en) * | 1989-10-10 | 1996-12-03 | Manitowoc Engineering Company | Liftcrane with synchronous rope operation |
US6758356B1 (en) | 1989-10-10 | 2004-07-06 | Manitowoc Crane Companies, Inc. | Liftcrane with synchronous rope operation |
US6186346B1 (en) * | 1998-03-20 | 2001-02-13 | Grove U.S. L.L.C. | Multi-position low profile boom nose |
NL1026458C2 (en) * | 2004-06-18 | 2005-12-20 | Itrec Bv | Cranes and offshore vessel. |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US578495A (en) * | 1897-03-09 | Derrick | ||
DE48659C (en) * | O. GEBHARDT in Charlottenhof | Rock drilling machine with water motor and material-emitting tool | ||
US2807374A (en) * | 1953-09-22 | 1957-09-24 | William D Carothers | Multiple reeved level luffing single hoist line for cranes and derricks |
US2933197A (en) * | 1956-05-10 | 1960-04-19 | Clyde Iron Works Inc | Cargo cranes |
US3062383A (en) * | 1959-05-08 | 1962-11-06 | Asea Ab | Luffing crane mechanism |
US3279762A (en) * | 1964-03-11 | 1966-10-18 | Otis Elevator Co | Noise abating and traction improving elevator sheave |
US3224381A (en) * | 1964-03-30 | 1965-12-21 | Hewlett Packard Co | Wheel for carrying electronic equipment |
GB1104157A (en) * | 1965-03-10 | 1968-02-21 | John Stevenson Thomson | Improvements relating to cranes |
US3258249A (en) * | 1965-08-10 | 1966-06-28 | Newport News S & D Co | Multi-speed pulling apparatus |
GB1146392A (en) * | 1967-02-10 | 1969-03-26 | John Stevenson Thomson | Improvements relating to cranes |
US3430776A (en) * | 1967-04-24 | 1969-03-04 | Robert Morrison | Derrick cranes and swinging derricks |
-
1969
- 1969-04-01 NO NO1389/69A patent/NO140626C/en unknown
- 1969-04-01 DE DE19691916546 patent/DE1916546A1/en not_active Withdrawn
- 1969-04-02 JP JP44025514A patent/JPS521169B1/ja active Pending
- 1969-04-02 NL NL6905181A patent/NL6905181A/xx not_active Application Discontinuation
- 1969-04-02 US US812749A patent/US3620504A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS521169B1 (en) | 1977-01-12 |
DE1916546A1 (en) | 1969-11-13 |
NL6905181A (en) | 1969-10-06 |
NO140626B (en) | 1979-07-02 |
US3620504A (en) | 1971-11-16 |
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