CA1138824A - Movable ring supported lift crane - Google Patents
Movable ring supported lift craneInfo
- Publication number
- CA1138824A CA1138824A CA000354096A CA354096A CA1138824A CA 1138824 A CA1138824 A CA 1138824A CA 000354096 A CA000354096 A CA 000354096A CA 354096 A CA354096 A CA 354096A CA 1138824 A CA1138824 A CA 1138824A
- Authority
- CA
- Canada
- Prior art keywords
- ring
- pair
- boom
- crawler assemblies
- crane
- 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
-
- 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
- B66C23/84—Slewing gear
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5828479A | 1979-07-17 | 1979-07-17 | |
US058,284 | 1979-07-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1138824A true CA1138824A (en) | 1983-01-04 |
Family
ID=22015849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000354096A Expired CA1138824A (en) | 1979-07-17 | 1980-06-16 | Movable ring supported lift crane |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5617890A (ja) |
CA (1) | CA1138824A (ja) |
DE (1) | DE3026850A1 (ja) |
FR (1) | FR2461678B1 (ja) |
GB (1) | GB2053146B (ja) |
NL (1) | NL8003275A (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4449635A (en) * | 1980-03-07 | 1984-05-22 | The Manitowoc Company, Inc. | Imaginary pivot lift crane |
FR2528409B1 (fr) * | 1982-06-11 | 1986-02-21 | Haulotte Atel Const A | Equipement complementaire sur grue automotrice a fleche telescopique |
JPH0487607U (ja) * | 1990-11-30 | 1992-07-30 | ||
CA2266791C (en) | 1998-03-27 | 2005-02-01 | Manitowoc Crane Group, Inc. | Four track crawler crane |
DE102005021859B4 (de) * | 2005-05-11 | 2007-03-29 | Terex-Demag Gmbh & Co. Kg | Gittermastkran zum Heben von schweren Lasten |
DE202006019192U1 (de) * | 2006-12-20 | 2008-05-08 | Liebherr-Werk Ehingen Gmbh | Mobiler Großkran |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3485383A (en) * | 1968-02-09 | 1969-12-23 | Manitowoc Co | Auxiliary support for cranes |
FR1594609A (ja) * | 1968-09-19 | 1970-06-08 | ||
GB1203920A (en) * | 1968-10-15 | 1970-09-03 | American Hoist & Derrick Co | Improvements in or relating to load lifting equipment |
US3836010A (en) * | 1972-01-19 | 1974-09-17 | Riggers Mfg Co | Counter-balanced crane structure |
US3878944A (en) * | 1973-08-30 | 1975-04-22 | Dantel E Beduhn | Crane support structure |
US3868022A (en) * | 1973-11-23 | 1975-02-25 | Harnischfeger Corp | Self-propelled heavy duty mobile crane |
US4042115A (en) * | 1976-07-28 | 1977-08-16 | The Manitowoc Company, Inc. | Rotary counterweight crane with a removal track section |
US4103783A (en) * | 1977-05-31 | 1978-08-01 | The Manitowoc Company, Inc. | Platform crane with counterweight and boom carrier support linkages |
-
1980
- 1980-06-04 NL NL8003275A patent/NL8003275A/nl active Search and Examination
- 1980-06-16 CA CA000354096A patent/CA1138824A/en not_active Expired
- 1980-06-23 JP JP8413580A patent/JPS5617890A/ja active Granted
- 1980-06-23 GB GB8020467A patent/GB2053146B/en not_active Expired
- 1980-07-09 FR FR8015271A patent/FR2461678B1/fr not_active Expired
- 1980-07-16 DE DE19803026850 patent/DE3026850A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2461678B1 (fr) | 1986-07-25 |
DE3026850C2 (ja) | 1989-07-06 |
GB2053146A (en) | 1981-02-04 |
JPS5617890A (en) | 1981-02-20 |
NL8003275A (nl) | 1981-01-20 |
DE3026850A1 (de) | 1981-02-05 |
FR2461678A1 (fr) | 1981-02-06 |
GB2053146B (en) | 1983-02-16 |
JPS6127317B2 (ja) | 1986-06-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |