CA1028986A - Control of torsional deformation of elongate members - Google Patents
Control of torsional deformation of elongate membersInfo
- Publication number
- CA1028986A CA1028986A CA258,243A CA258243A CA1028986A CA 1028986 A CA1028986 A CA 1028986A CA 258243 A CA258243 A CA 258243A CA 1028986 A CA1028986 A CA 1028986A
- Authority
- CA
- Canada
- Prior art keywords
- control
- elongate members
- torsional deformation
- torsional
- deformation
- 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
- B66C23/64—Jibs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/02—Devices for facilitating retrieval of floating objects, e.g. for recovering crafts from water
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB32403/75A GB1519177A (en) | 1975-08-02 | 1975-08-02 | Control of torsional deformation of elongate members |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1028986A true CA1028986A (en) | 1978-04-04 |
Family
ID=10338081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA258,243A Expired CA1028986A (en) | 1975-08-02 | 1976-07-30 | Control of torsional deformation of elongate members |
Country Status (8)
Country | Link |
---|---|
US (1) | US4070800A (nl) |
JP (1) | JPS5218658A (nl) |
CA (1) | CA1028986A (nl) |
DE (1) | DE2633221A1 (nl) |
FR (1) | FR2320595A1 (nl) |
GB (1) | GB1519177A (nl) |
NL (1) | NL7608585A (nl) |
NO (1) | NO762682L (nl) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5986592A (ja) * | 1982-11-08 | 1984-05-18 | 日立建機株式会社 | 建造用クレ−ン |
NO306900B3 (no) * | 1997-10-01 | 2004-06-18 | Odim Seismic As | Lofteanordning |
EP2956631B1 (en) * | 2013-02-12 | 2020-04-15 | United Technologies Corporation | Variable vane adjustment system |
NL2013384B1 (en) * | 2014-08-29 | 2016-09-26 | U-Sea Beheer B V | Disturbance compensating marine and off-shore knuckle boom crane, ship provided therewith, and method there for. |
DE102015202734A1 (de) | 2015-02-16 | 2016-08-18 | Terex Cranes Germany Gmbh | Kran und Verfahren zum Beeinflussen einer Verformung eines Auslegersystems eines derartigen Krans |
CN108824694A (zh) * | 2018-08-28 | 2018-11-16 | 湖南食品药品职业学院 | 一种梁结构的刚度调节装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2728221A (en) * | 1952-05-13 | 1955-12-27 | Reuben G Klammer | Apparatus for applying fluid pressure |
CH343719A (fr) * | 1957-02-16 | 1959-12-31 | Genevoise Instr Physique | Dispositif pour compenser les déformations d'un élément de machine reposant sur des points fixes, sous l'effet de charges mobiles et de poids variables |
US3203141A (en) * | 1961-03-15 | 1965-08-31 | Musser C Walton | Insistor |
US3276024A (en) * | 1962-08-06 | 1966-09-27 | Textron Inc | Antenna wind torque reducer |
DE1509022A1 (de) * | 1963-10-18 | 1969-01-23 | Hans Tax | Bauelement,insbesondere fuer Krankonstruktionen |
DE1483802A1 (de) * | 1966-01-11 | 1969-11-20 | Bergwerksverband Gmbh | Verfahren zur Steuerung der Lage der horizontalen Querschnittsebene von zum Vortrieb von Strecken im Bergbau dienenden Bohrmaschinen |
US3365076A (en) * | 1966-10-13 | 1968-01-23 | Clyde Iron Works Inc | Device for stabilizing the hook swing of a crane boom |
US3707330A (en) * | 1971-02-05 | 1972-12-26 | Jarva Inc | Light beam guiding device |
US3876309A (en) * | 1973-10-01 | 1975-04-08 | Joseph P Zicaro | Automatically adjustable laser beam positioning apparatus |
US3971934A (en) * | 1975-08-04 | 1976-07-27 | Joseph Coatta | Photoelastic load measurement alarm device |
-
1975
- 1975-08-02 GB GB32403/75A patent/GB1519177A/en not_active Expired
-
1976
- 1976-07-23 DE DE19762633221 patent/DE2633221A1/de not_active Withdrawn
- 1976-07-30 CA CA258,243A patent/CA1028986A/en not_active Expired
- 1976-08-02 US US05/710,748 patent/US4070800A/en not_active Expired - Lifetime
- 1976-08-02 FR FR7623593A patent/FR2320595A1/fr not_active Withdrawn
- 1976-08-02 NL NL7608585A patent/NL7608585A/nl not_active Application Discontinuation
- 1976-08-02 JP JP9144676A patent/JPS5218658A/ja active Pending
- 1976-08-02 NO NO762682A patent/NO762682L/no unknown
Also Published As
Publication number | Publication date |
---|---|
NO762682L (nl) | 1977-02-03 |
FR2320595A1 (fr) | 1977-03-04 |
DE2633221A1 (de) | 1977-02-17 |
GB1519177A (en) | 1978-07-26 |
JPS5218658A (en) | 1977-02-12 |
US4070800A (en) | 1978-01-31 |
NL7608585A (nl) | 1977-02-04 |
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