GB2292838B - Lifting apparatus - Google Patents
Lifting apparatusInfo
- Publication number
- GB2292838B GB2292838B GB9517963A GB9517963A GB2292838B GB 2292838 B GB2292838 B GB 2292838B GB 9517963 A GB9517963 A GB 9517963A GB 9517963 A GB9517963 A GB 9517963A GB 2292838 B GB2292838 B GB 2292838B
- Authority
- GB
- United Kingdom
- Prior art keywords
- lifting apparatus
- lifting
- 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 - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/04—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by magnetic means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0231—Magnetic circuits with PM for power or force generation
- H01F7/0252—PM holding devices
- H01F7/0257—Lifting, pick-up magnetic objects
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/04—Means for releasing the attractive force
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9517963A GB2292838B (en) | 1994-09-02 | 1995-09-04 | Lifting apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9417648A GB9417648D0 (en) | 1994-09-02 | 1994-09-02 | Lifting apparatus |
GB9517963A GB2292838B (en) | 1994-09-02 | 1995-09-04 | Lifting apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9517963D0 GB9517963D0 (en) | 1995-11-08 |
GB2292838A GB2292838A (en) | 1996-03-06 |
GB2292838B true GB2292838B (en) | 1998-07-29 |
Family
ID=26305546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9517963A Expired - Fee Related GB2292838B (en) | 1994-09-02 | 1995-09-04 | Lifting apparatus |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2292838B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE60003554T2 (en) * | 2000-09-01 | 2004-01-08 | Jung, Hyung | Magnetic lifting device |
EP2532615A1 (en) | 2011-06-08 | 2012-12-12 | Starmag AG | Lifting magnet with cylinder/piston actuator |
US11780039B2 (en) | 2018-01-29 | 2023-10-10 | Magswitch Technology, Inc. | Magnetic lifting device having pole shoes with spaced apart projections |
CN113039619B (en) * | 2018-10-24 | 2023-12-12 | 磁转换技术有限公司 | Linearly actuated magnetic coupling |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1333490A (en) * | 1971-12-14 | 1973-10-10 | V Pt I Energeti Cheskogo Mash | Permanent magnet grabs |
-
1995
- 1995-09-04 GB GB9517963A patent/GB2292838B/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1333490A (en) * | 1971-12-14 | 1973-10-10 | V Pt I Energeti Cheskogo Mash | Permanent magnet grabs |
Also Published As
Publication number | Publication date |
---|---|
GB2292838A (en) | 1996-03-06 |
GB9517963D0 (en) | 1995-11-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20070904 |