CN205221058U - Take energy memory's annular flat plate blade marine propulsor - Google Patents
Take energy memory's annular flat plate blade marine propulsor Download PDFInfo
- Publication number
- CN205221058U CN205221058U CN201521085681.2U CN201521085681U CN205221058U CN 205221058 U CN205221058 U CN 205221058U CN 201521085681 U CN201521085681 U CN 201521085681U CN 205221058 U CN205221058 U CN 205221058U
- Authority
- CN
- China
- Prior art keywords
- plate blade
- ring plate
- shell
- blade
- closed
- 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.)
- Withdrawn - After Issue
Links
- 230000033001 locomotion Effects 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 8
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 claims description 3
- 241000238631 Hexapoda Species 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000004146 energy storage Methods 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Landscapes
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The utility model provides a take energy memory's annular flat plate blade marine propulsor, belongs to boats and ships technical field, including main shaft, carousel, annular flat plate blade, traction lever, locating lever, shell and energy memory. The locating lever is vertical to be installed on the bottom plate. Annular flat plate blade suit is on the locating lever. The carousel level is arranged in plate type blade's top. The hypomere of traction lever inserts in the annular flat plate blade. The external diameter of traction lever and locating lever is less than the clearance between two flat boards of annular flat plate blade slightly, the vertical center of installing at the carousel of main shaft. The in -process that sharply moves ahead at the annular flat plate blade utilizes spring mechanism to store some energy and moves ahead to the annular flat plate blade and begin to release messenger annular flat plate blade fast with the energy of storing when the locating lever rotates to anteposition postpone and open more fast between the board of the left side of the place ahead and shell. Plate type blade does the half cycle motion in the shell, can produce " anxious opening " and " sumo " motion effect and the mirror effect of similar insect, and efficiency is higher.
Description
Technical field
With a ring plate blade marine propeller for closed-center system, belong to technical field of ships, especially relate to a kind of marine propeller.
Background technology
Traditional marine propeller adopts screw propeller mostly, although drive conveniently, efficiency is lower, and blade manufacturing process is complicated, can produce tail during use; Exist when traditional paddlewheel propulsion device uses and clap water phenomenon, spray is comparatively large, and water resistance is comparatively large and thrust that is that produce is very little after blade is just intake and before water outlet, and degradation of energy is large, and efficiency is lower, and noise is large.Authorization Notice No. is the patent of CN100360378C, discloses a kind of biotic plate propoller ship, though efficiency is higher, structure is more complicated.
Summary of the invention
The object of the invention is the above-mentioned deficiency overcoming traditional boats and ships Push Technology, invent the ring plate blade marine propeller of the higher band closed-center system of a kind of efficiency.
With a ring plate blade marine propeller for closed-center system, comprise main shaft, rotating disk, ring plate blade, draw bar, radius stay, shell and closed-center system.Ring plate blade comprises the identical arc body at the two ends flat board identical with two pieces of stage casing.Shell comprises left side board, base plate and right side board, and left side board and right side board are all longitudinally vertically arranged, floor level is arranged.Radius stay is in the middle part of the fore-and-aft direction of shell and near left side board place on the base plate being installed on shell, radius stay is vertically arranged, the gap between radius stay and left side board can guarantee that ring plate blade makes half circular motion in the enclosure neatly.Ring plate blade suit on the securing lever, and is positioned at enclosure, and ring plate blade is vertical with the base plate of shell.Rotating disk horizontal arrangement, in the top of plate shaped blade, rotating disk is provided with guide rail, slide block, long spring and short spring.Slide block is arranged on guide rail, and long spring and short spring housing are contained on guide rail, and are in the both sides of slide block respectively.Short spring plays buffer action, is unlikely to too quickly when making the rear end of ring plate blade encounter radius stay.The upper end of draw bar is arranged on slide block, and draw bar is vertically arranged, the hypomere of draw bar inserts in ring plate blade.For making described angle of rake efficiency higher, reduce the thick wide ratio of ring plate blade, draw bar is identical with the external diameter of radius stay as far as possible, and the external diameter of radius stay is slightly smaller than the gap between two pieces of flat boards of ring plate blade; The height of radius stay is slightly smaller than the half of the height of ring plate blade, and the height of draw bar is a bit larger tham the half of the height of ring plate blade.Main shaft is arranged on the center of rotating disk, and main shaft is vertically arranged in the top of rotating disk, and rack-mount by bearing.Closed-center system is arranged on the left side of left side board, the effect of closed-center system in the process of ring plate blade going straight ahead, utilizes spring device to store some energy in order to the power compensated now, ring plate blade is opened to starting after ring plate blade proceeds to front position to be discharged fast by the energy of storage when radius stay rotates between front and the left side board of shell more fast, and propelling effect can be made more obvious.The closed-center system of spring device is adopted to comprise scroll spring, fork and pivot angle limiting card, fork is placed between the gap between rotating disk and the left side board of shell, one end of fork is connected with scroll spring, scroll spring is by the left side of support installing at left side board, and pivot angle limiting card is used to limit the angular range that fork swings.
A kind of ring plate blade marine propeller with closed-center system of the present invention produces beneficial effect like this: originally, ring plate blade is in longitudinal front position, namely the rear end inwall of ring plate blade is close to the trailing edge of radius stay, the front end of ring plate blade is in foremost, the left surface of ring plate blade is close to the right flank of the left side board of shell, described angle of rake power is driven to input from the upper end of main shaft, overlook described propelling unit from top to bottom, main shaft drives rotating disk clickwise, because draw bar is inserted in ring plate blade, slide block drives draw bar to make half circular motion, drive ring plate blade to make half circular motion in the enclosure simultaneously, namely ring plate blade arrives longitudinal rearmost position in longitudinal front position after radius stay rotates half cycle, then going straight ahead is to longitudinal front position, following ring plate blade rotates clockwise half cycle around radius stay again, then again going straight ahead to longitudinal front position, namely original position has been got back to.Next periodically continue to repeat said process.Like this, the water in front continuously can be introduced in shell and then draw rearward by ring plate blade, produces thrust forward.In motion process, ring plate blade is opened fast above and between the left side board of shell and later and close fast between left side board, create class insectival " anxious " and " sumo " movement effects, and due to the constraint of shell and rotating disk, ring plate blade moves in the enclosure and also creates mirror effect, can produce very large thrust.Described propelling unit includes but not limited to following advantage: degradation of energy is little, and efficiency is high, and blade easily makes, and can not produce obvious tail as propeller, also can not there is serious bat water phenomenon as traditional paddlewheel propulsion device.The principle of work of closed-center system of spring device is adopted to be: when going straight ahead is to appropriate location under the driving of ring plate blade at draw bar, draw bar is encountered fork and is then promoted the deflection of fork conter clockwise, scroll spring starts energy storage, when draw bar proceeds to foremost, scroll spring energy-storage terminates, the closed-center system of following employing spring device releases energy, fork cw deflects, fork pushes down draw bar away from one end of scroll spring, draw bar leave under the combined action of rotating disk and fork left side board arcuately circuit revolve round the sun around radius stay cw, ring plate blade is driven to rotate clockwise around radius stay, ring plate blade is opened fast between front and left side board, produce class insectival " anxious " movement effects, powerful thrust can be produced.
For preventing the foreign material such as fish, pasture and water from entering in shell, in the front of shell, filter screen is installed.Filter screen is " one " font or " people " font, vertical transverse direction or be inclined in the front of shell when adopting " one " font filter screen.The oblique layout of filter screen or employing " people " font, be conducive to the foreign material such as fish, pasture and water and slip over from the side of shell, be not easily attached to before filter screen.
For making described angle of rake efficiency higher, the ratio of the height to width ratio of ring plate blade is between 1 ~ 4.
For reduce the bottom of ring plate blade and the base plate of shell when ring plate blade moves in shell upper surface between friction, the bottom of ring plate blade studs with antifriction ball, or overlap a wear-resisting flat shim on the securing lever, the upper surface that wear-resisting flat shim is positioned at the base plate of shell is padded on the bottom of ring plate blade; The density of ring plate blade is less than 2000kg/m
3.
For reducing the friction between draw bar and the inside face of radius stay and ring plate blade, the surrounding of draw bar and radius stay all studs with antifriction ball or needle roller, or surrounding's suit cylinder of draw bar and radius stay or bearing.
For the friction between the outside face of reduction ring plate blade and the right flank of the left side board of shell, the right flank of left side board studs with antifriction ball or needle roller.
For making ring plate blade can as far as possible by the half circular motion of standard, above rotating disk, install a periphery be semi-round track, and track is fixed on support, and directly over slide block, install a guide wheel, guide wheel rolls along the periphery of track.
In order to reach energy-efficient, angle of rake structure is done compact, the right flank making the width of ring plate blade be slightly smaller than the left side board of shell to right side board left surface between distance; The lower surface that the height of ring plate blade is slightly smaller than rotating disk to the base plate of shell upper surface between distance; The lower surface of rotating disk and the gap between left side board and right side board as far as possible smaller.
Accompanying drawing explanation
Fig. 1 is the schematic rear view of a kind of ring plate blade marine propeller with closed-center system of the present invention; Fig. 2 is the schematic top plan view of Fig. 1; Fig. 3 is the motion simplified schematic diagram of the angle of rake ring plate blade of the present invention in shell; Fig. 4 is track in one embodiment of the present of invention and idler positions relation schematic diagram; Fig. 5 is the principle of work schematic diagram of the closed-center system adopting spring device.
In figure, 1-main shaft, 2-rotating disk, 21-guide rail, 22-slide block, the long spring of 23-, the short spring of 24-, 25-dial rotation direction; 3-ring plate blade, 31-represents that annular plate blade is in front position, and 32-represents that annular plate blade is in horizontal position, and 33-represents that annular plate blade is in rearmost position, the rotation direction instruction of 34-ring plate blade; The direction that moves ahead of 35-ring plate blade; 4-draw bar; 5-radius stay, the wear-resisting flat shim of 51-; 6-shell, 61-left side board, 62-base plate, 63-right side board; 7-filter screen; Angle of rake working direction instruction described in 8-; 9-guide wheel, the sense of motion instruction of 91-guide wheel; 10-track; 11-adopts the closed-center system of spring device, 111-scroll spring, 112-fork, the swaying direction instruction of 113-fork.
Detailed description of the invention
Now by reference to the accompanying drawings the present invention is illustrated: a kind of ring plate blade marine propeller with closed-center system, comprises main shaft 1, rotating disk 2, ring plate blade 3, draw bar 4, radius stay 5, shell 6 and closed-center system 7.Ring plate blade 3 comprises the identical arc body at the two ends flat board identical with two pieces of stage casing, and the ratio of the height to width ratio of ring plate blade 3 is 1.5.Shell 6 comprises left side board 61, base plate 62 and right side board 63, and left side board 61 and right side board 63 are all longitudinally vertically arranged, base plate 62 horizontal arrangement.Radius stay 4 be in the fore-and-aft direction of shell 6 middle part and near left side board 61 place on the base plate 62 being installed on shell 6; radius stay 4 is vertically arranged, the gap between radius stay 4 and left side board 61 can guarantee that ring plate blade 3 makes half circular motion neatly in shell 6.Ring plate blade 6 is sleeved on radius stay 4, and it is inner to be positioned at shell 6, and ring plate blade 3 is vertical with the base plate 62 of shell 6.Rotating disk 2 horizontal arrangement, in the top of plate shaped blade 3, rotating disk 2 is provided with guide rail 21, slide block 22, long spring 23 and short spring 24.Slide block 22 is arranged on guide rail 21, and long spring 23 and short spring 24 are in the both sides of slide block 22 respectively.The effect of long spring 23 is the half circular motions making ring plate blade 3 as far as possible can do standard, makes ring plate blade 3 press close to the right flank going straight ahead of left side board 61 to front position from rearmost position as far as possible.Short spring 24 buffer actions, are unlikely to too quickly when making the rear end of ring plate blade 3 encounter radius stay 5.The upper end of draw bar 4 is arranged on slide block 22, and draw bar 4 is vertically arranged, the hypomere of draw bar 4 inserts in ring plate blade 3.For making described angle of rake efficiency higher, reduce the thick wide ratio of ring plate blade 3, draw bar 4 is identical with the external diameter of radius stay 5 as far as possible, and the external diameter of radius stay 4 is slightly smaller than the gap between two pieces of flat boards of ring plate blade 3; The height of radius stay 5 is slightly smaller than the half of the height of ring plate blade 3, and the height of draw bar 4 is a bit larger tham the half of the height of ring plate blade 3.Main shaft 1 is arranged on the center of rotating disk 2, and main shaft 1 is vertically arranged in the top of rotating disk 2, and rack-mount by bearing.Closed-center system is arranged on the left side of left side board 61, the effect of closed-center system in the process of ring plate blade 3 going straight ahead, utilizes spring device to store some energy in order to the power compensated now, ring plate blade 3 is opened to starting after ring plate blade 3 proceeds to front position to be discharged fast by the energy of storage when radius stay 5 rotates between front and the left side board 61 of shell 6 more fast, and propelling effect can be made more obvious.The closed-center system 11 of spring device is adopted to comprise scroll spring 111, fork 112 and pivot angle limiting card, between the gap between the left side board 61 that fork 112 is placed in rotating disk 2 and shell 6, one end of fork 112 is connected with scroll spring 111, scroll spring 111 is by the left side of support installing at left side board 61, and pivot angle limiting card is used to limit the angular range that fork 112 swings.
Described propelling unit is work like this: originally, ring plate blade 3 is in longitudinal front position, namely the rear end inwall of ring plate blade 3 is close to the trailing edge of radius stay 5, the front end of ring plate blade 3 is in foremost, the left surface of ring plate blade 3 is close to the right flank of the left side board 61 of shell 6, described angle of rake power is driven to input from the upper end of main shaft 1, overlook described propelling unit from top to bottom, main shaft 1 drives rotating disk 2 clickwise, because draw bar 4 is inserted in ring plate blade 3, slide block 22 drives draw bar 4 to make half circular motion, drive ring plate blade 3 to make half circular motion in shell 6 simultaneously, namely ring plate blade 3 arrives longitudinal rearmost position in longitudinal front position after radius stay 5 rotates half cycle, then going straight ahead is to longitudinal front position, following ring plate blade 3 rotates clockwise half cycle around radius stay 5 again, then again going straight ahead to longitudinal front position, namely original position has been got back to.Next periodically continue to repeat said process.Like this, the water in front continuously can be introduced in shell 6 and then draw rearward by ring plate blade 3, produces thrust forward.In motion process, ring plate blade 3 is opened fast above and between the left side board 61 of shell 6 and later and close fast between left side board 61, create class insectival " anxious " and " sumo " movement effects, and due to the constraint of shell 6 and rotating disk 2, ring plate blade 3 moves and also creates mirror effect in shell 6, can produce very large thrust.Described propelling unit degradation of energy is little, and efficiency is high, and blade easily makes, and can not produce obvious tail as propeller, also can not there is serious bat water phenomenon as traditional paddlewheel propulsion device.The principle of work of the closed-center system 11 of employing spring device is: when going straight ahead is to appropriate location under the driving of draw bar 4 for ring plate blade 3, draw bar 4 is encountered fork 112 and is then promoted the deflection of fork 112 conter clockwise, scroll spring 111 starts energy storage, when draw bar 4 proceeds to foremost, scroll spring 111 energy storage terminates, the closed-center system 11 of following employing spring device releases energy, fork 112 cw deflects fast, fork 112 pushes down draw bar 4 away from one end of scroll spring 111, draw bar 4 leave under the combined action of rotating disk 2 and fork 112 left side board 61 arcuately circuit revolve round the sun around radius stay 5 cw, ring plate blade 3 is driven to rotate clockwise around radius stay 5, ring plate blade 3 is opened fast between front and left side board 61, produce class insectival " anxious " movement effects, powerful thrust can be produced.
For making ring plate blade 3 can as far as possible by the half circular motion of standard, above rotating disk 2, install a periphery is semi-round track 10, track 10 is fixed on support, and directly over slide block 22, install a guide wheel 9, guide wheel 9 rolls along the periphery of track 10.
Claims (9)
1. the ring plate blade marine propeller with closed-center system, is characterized in that: comprise main shaft (1), rotating disk (2), ring plate blade (3), draw bar (4), radius stay (5), shell (6) and closed-center system (11); Ring plate blade (3) comprises the identical arc body at the two ends flat board identical with two pieces of stage casing; Shell (6) comprises left side board (61), base plate (62) and right side board (63), and left side board (61) and right side board (63) are all longitudinally vertically arranged, base plate (62) horizontal arrangement; Radius stay (5) is in the middle part of the fore-and-aft direction of shell (6) and to be installed on the base plate (62) of shell (6) upper near left side board (61) place, radius stay (5) is vertically arranged, the gap between radius stay (5) and left side board (61) can guarantee that ring plate blade (3) does half cycle motion neatly in shell (6); Ring plate blade (3) is sleeved on radius stay (5), and it is inner to be positioned at shell (6), and ring plate blade (3) is vertical with the base plate (62) of shell (6); Rotating disk (2) horizontal arrangement, in the top of plate shaped blade (3), rotating disk (2) is provided with guide rail (21), slide block (22), long spring (23) and short spring (24); Slide block (22) is arranged on guide rail (21), and long spring (23) and short spring (24) are in the both sides of slide block (22) respectively; Short spring (24) plays buffer action, is unlikely to too quickly when making the rear end of ring plate blade (3) encounter radius stay (5); The upper end of draw bar (4) is arranged on slide block (22), and draw bar (4) is vertically arranged, the hypomere of draw bar (4) inserts in ring plate blade (3); For making described angle of rake efficiency higher, reduce the thick wide ratio of ring plate blade (3), draw bar (4) is identical with the external diameter of radius stay (5) as far as possible, and the external diameter of radius stay (5) is slightly smaller than the gap between two pieces of flat boards of ring plate blade (3); The height of radius stay (5) is slightly smaller than the half of the height of ring plate blade (3), and the height of draw bar (4) is a bit larger tham the half of the height of ring plate blade (3); Main shaft (1) is arranged on the center of rotating disk (2), and main shaft (1) is vertically arranged in the top of rotating disk (2), and rack-mount by bearing; Closed-center system is arranged on the left side of left side board (61), the effect of closed-center system in the process of ring plate blade (3) going straight ahead, utilizes spring device to store some energy in order to the power compensated now, ring plate blade (3) is opened to starting after ring plate blade (3) proceeds to front position to be discharged fast by the energy of storage when radius stay (5) rotates between front and the left side board (61) of shell (6) more fast, and propelling effect can be made more obvious.
2. a kind of ring plate blade marine propeller with closed-center system according to claim 1, it is characterized in that: installing a periphery in the top of rotating disk (2) is semi-round track (10), track (10) is fixed on support, directly over slide block (22), install a guide wheel (9), guide wheel (9) rolls along the periphery of track (10).
3. a kind of ring plate blade marine propeller with closed-center system according to claim 1, is characterized in that: installed filter screen (7) in the front of shell (6); Filter screen (7) is " one " font or " people " font, vertical transverse direction or be inclined in the front of shell when adopting " one " font filter screen.
4. a kind of ring plate blade marine propeller with closed-center system according to claim 1, is characterized in that: the ratio of the height to width ratio of ring plate blade (3) is between 1 ~ 4.
5. a kind of ring plate blade marine propeller with closed-center system according to claim 1 or 2 or 3 or 4, it is characterized in that: the bottom of ring plate blade (3) studs with antifriction ball, or the upper cover wear-resisting flat shim (51) of radius stay (5), the upper surface that wear-resisting flat shim (51) is positioned at the base plate (62) of shell (6) is padded on the bottom of ring plate blade (3); The density of ring plate blade (3) is less than 2000kg/m
3.
6. a kind of ring plate blade marine propeller with closed-center system according to claim 1 or 2 or 3 or 4, it is characterized in that: the surrounding of draw bar (4) and radius stay (5) all studs with antifriction ball or needle roller, or surrounding's suit cylinder of draw bar (4) and radius stay (5) or bearing.
7. a kind of ring plate blade marine propeller with closed-center system according to claim 1 or 2 or 3 or 4, is characterized in that: the right flank of left side board (61) studs with antifriction ball or needle roller.
8. a kind of ring plate blade marine propeller with closed-center system according to claim 1 or 2 or 3 or 4, it is characterized in that: adopt the closed-center system (11) of spring device to comprise scroll spring (111), fork (112) and pivot angle limiting card, between the gap between the left side board (61) that fork (112) is placed in rotating disk (2) and shell (6), one end of fork (112) is connected with scroll spring (111), scroll spring (111) is by the left side of support installing in left side board (61), pivot angle limiting card is used to limit fork (112) angular range that swings.
9. a kind of ring plate blade marine propeller with closed-center system according to claim 1 or 2 or 3 or 4, is characterized in that: the short spring (24) having cancelled buffer action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521085681.2U CN205221058U (en) | 2015-12-24 | 2015-12-24 | Take energy memory's annular flat plate blade marine propulsor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521085681.2U CN205221058U (en) | 2015-12-24 | 2015-12-24 | Take energy memory's annular flat plate blade marine propulsor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205221058U true CN205221058U (en) | 2016-05-11 |
Family
ID=55896140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521085681.2U Withdrawn - After Issue CN205221058U (en) | 2015-12-24 | 2015-12-24 | Take energy memory's annular flat plate blade marine propulsor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205221058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105460188A (en) * | 2015-12-24 | 2016-04-06 | 佛山市神风航空科技有限公司 | Annular flat blade ship propeller with energy storage device |
-
2015
- 2015-12-24 CN CN201521085681.2U patent/CN205221058U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105460188A (en) * | 2015-12-24 | 2016-04-06 | 佛山市神风航空科技有限公司 | Annular flat blade ship propeller with energy storage device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205221058U (en) | Take energy memory's annular flat plate blade marine propulsor | |
| CN205221054U (en) | Take energy memory's dull and stereotyped marine propulsor of one -half of a complete rotation | |
| CN205221051U (en) | Dull and stereotyped paddle of inner gearing impels ship | |
| CN205221068U (en) | Dull and stereotyped marine propulsor of one -half of a complete rotation | |
| CN205221071U (en) | Two boats that push away of manpower | |
| CN205221063U (en) | Take annular flat plate blade marine propulsor of spring | |
| CN205221056U (en) | Take one -half of a complete rotation annular flat plate blade marine propulsion means of spring | |
| CN205221060U (en) | By small rail car driven one -half of a complete rotation blade marine propulsor | |
| CN105460188A (en) | Annular flat blade ship propeller with energy storage device | |
| CN205221066U (en) | Take linear electric motor's one -half of a complete rotation blade marine propulsor | |
| CN205221074U (en) | Dull and stereotyped paddle of manpower external tooth meshing impels ship | |
| CN205221053U (en) | Take linear electric motor's annular flat plate blade marine propulsor | |
| CN205221077U (en) | Two types of square pipes impel electric ship | |
| CN105523158A (en) | Half-turn annular flat vane ship propulsion device with spring | |
| CN105383657A (en) | Semi-rotating panel ship propeller provided with energy storage device | |
| CN105416518B (en) | A kind of solar energy manless boat | |
| CN205440822U (en) | By small rail car driven annular flat plate blade marine propulsor | |
| CN205221067U (en) | Robot controls unmanned ship | |
| CN205221070U (en) | Take dull and stereotyped paddle marine propulsor of external tooth meshing of guide pulley | |
| CN105416541A (en) | Half-rotating flat plate ship propeller | |
| CN205221072U (en) | Take dull and stereotyped paddle marine propulsion means of external tooth meshing of guide pulley | |
| CN205381380U (en) | Take linear electric motor's annular flat plate blade marine propulsion means | |
| CN205221052U (en) | Annular flat plate paddle twinhull vessel | |
| CN105383663A (en) | Annular panel blade ship propeller provided with spring | |
| CN105401554A (en) | Close-loop type mechanical water flow system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160511 Effective date of abandoning: 20180306 |
|
| AV01 | Patent right actively abandoned |