GB190800731A - Improvements in or relating to Apparatus for Minimising the Oscillatory Movements of Ships or other Oscillating Bodies. - Google Patents
Improvements in or relating to Apparatus for Minimising the Oscillatory Movements of Ships or other Oscillating Bodies.Info
- Publication number
- GB190800731A GB190800731A GB190800731DA GB190800731A GB 190800731 A GB190800731 A GB 190800731A GB 190800731D A GB190800731D A GB 190800731DA GB 190800731 A GB190800731 A GB 190800731A
- Authority
- GB
- United Kingdom
- Prior art keywords
- braking
- accordance
- wheel
- valve
- automatically
- 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
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
- B63B39/04—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using gyroscopes directly
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
7 3 1. S w a n, Hunter, & Wigham Richardson, [Schlick, E. O.]. Jan. 11. Gyroscopic apparatus.-Comprises means for automatically regulating the braking effect on gyroscopic apparatus used for minimizing the oscillation of ships or other bodies, in accordance with the force of the waves. Three methods are described, in which the strength of the braking is influenced, (a) by the amplitude of the oscillation, (b) by the angular velocity attained by the oscillations, and (c) by the couple produced by the apparatus. Fig. 1 shows a form of device for automatically braking the apparatus in accordance with the amplitude of the oscillations. The trunnion a of the apparatus is provided with levers a', a<2> connected to pistons c' in cylinders d, d<1> containing a liquid and in communication with one another by way of a passage d<2> regulated by a valve d<3>. This valve is automatically operated from a rod e by a lever k, and may be adjusted by a handwheel f<1>. The length of the rod e is adjustable by a hand-wheel e'. Movement of the levers a', a<2> causes a flow of liquid in the passage d, and also moves the valve d<3> by means of a lever g, and a pin g<5>, by which the rod e is moved against the action of a spring h<3> in a cylinder h<1>. Valves h<2>, j' are fitted in this cylinder to regulate the rate of flow of the liquid between a tank j and the cylinder h<1>. The spring h<3> restores the valve d<3> to its normal position. Fig. 3 shows a device for braking automatically in accordance with the angular velocity of the oscillations. The lever a<2> mounted on the trunnion a is in the form of a toothed sector, and operates a pinion b, which is in one with a cylindrical sleeve b<2> containing ratchets b<3> engaging with the wheel c<2>. Mounted upon the same shaft as the wheel c' is a fly-wheel c<1>, the rotation of which effects a braking action upon the apparatus in accordance with the angular velocity. In the arrangement for braking in accordance with the couple produced by the apparatus, the trunnion bearings are mounted on springs, and relative movement between the bearings and supports brings into operation a brake attached directly to the frame of the apparatus.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB190800731T | 1908-01-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB190800731A true GB190800731A (en) | 1909-01-11 |
Family
ID=32551666
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB190800731D Expired GB190800731A (en) | 1908-01-11 | 1908-01-11 | Improvements in or relating to Apparatus for Minimising the Oscillatory Movements of Ships or other Oscillating Bodies. |
GB191006878D Expired GB191006878A (en) | 1908-01-11 | 1910-03-18 | Improvements in or relating to Apparatus for Minimising the Oscillatory Movements of Ships or other Oscillating Bodies. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB191006878D Expired GB191006878A (en) | 1908-01-11 | 1910-03-18 | Improvements in or relating to Apparatus for Minimising the Oscillatory Movements of Ships or other Oscillating Bodies. |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB190800731A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101342933B (en) * | 2008-08-19 | 2010-09-29 | 谭业堂 | Shock damper for boat |
-
1908
- 1908-01-11 GB GB190800731D patent/GB190800731A/en not_active Expired
-
1910
- 1910-03-18 GB GB191006878D patent/GB191006878A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB191006878A (en) | 1911-02-02 |
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