WO2022163424A1 - 船舶用推進装置 - Google Patents
船舶用推進装置 Download PDFInfo
- Publication number
- WO2022163424A1 WO2022163424A1 PCT/JP2022/001518 JP2022001518W WO2022163424A1 WO 2022163424 A1 WO2022163424 A1 WO 2022163424A1 JP 2022001518 W JP2022001518 W JP 2022001518W WO 2022163424 A1 WO2022163424 A1 WO 2022163424A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- battery
- flow path
- propulsion device
- cooling water
- hull
- Prior art date
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- 239000000498 cooling water Substances 0.000 claims description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 238000007599 discharging Methods 0.000 claims description 3
- 238000007747 plating Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 56
- 239000000463 material Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000012546 transfer Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000005219 brazing Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H20/00—Outboard propulsion units, e.g. outboard motors or Z-drives; Arrangements thereof on vessels
- B63H20/24—Arrangements, apparatus and methods for handling exhaust gas in outboard drives, e.g. exhaust gas outlets
- B63H20/26—Exhaust gas outlets passing through the propeller or its hub
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H20/00—Outboard propulsion units, e.g. outboard motors or Z-drives; Arrangements thereof on vessels
- B63H20/007—Trolling propulsion units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H20/00—Outboard propulsion units, e.g. outboard motors or Z-drives; Arrangements thereof on vessels
- B63H20/28—Arrangements, apparatus and methods for handling cooling-water in outboard drives, e.g. cooling-water intakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H20/00—Outboard propulsion units, e.g. outboard motors or Z-drives; Arrangements thereof on vessels
- B63H20/28—Arrangements, apparatus and methods for handling cooling-water in outboard drives, e.g. cooling-water intakes
- B63H20/285—Cooling-water intakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/12—Use of propulsion power plant or units on vessels the vessels being motor-driven
- B63H21/17—Use of propulsion power plant or units on vessels the vessels being motor-driven by electric motor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/52—Removing gases inside the secondary cell, e.g. by absorption
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
Definitions
- the present disclosure relates to marine propulsion devices.
- Marine propulsion devices such as outboard motors generally use an internal combustion engine such as a gasoline engine as a power source.
- a marine propulsion device employing an electric motor as a power source has been attracting attention from the viewpoint of reducing the environmental burden (see, for example, Patent Document 1).
- An electric outboard motor disclosed in Patent Document 1 includes an electric motor that rotates a propeller, and a power supply that supplies electric power to the electric motor.
- the power supply device has a structure in which a battery pack is housed in a battery pack holder.
- Marine propulsion devices may be located close to the crew of the vessel. Therefore, from the viewpoint of gas discharge from the battery pack, the marine propulsion device is required to further improve safety.
- the present disclosure has been made in view of this situation, and one of its purposes is to provide a technique for improving the safety of an electric marine propulsion device.
- An aspect of the present disclosure is a marine propulsion device.
- This device includes a motor that drives a propulsion device, a battery that supplies electric power to the motor, one end of which communicates with the battery, and an area below the upper edge of the outer plate provided on the outside of the hull and at the edge of the hull.
- a gas passage is provided which is communicated at one end thereof and discharges gas ejected from the battery to the outside of the hull from the other end.
- FIG. 1 is a schematic diagram of a marine propulsion device
- FIG. FIG. 2A is a schematic diagram showing a connection mode of a gas channel and a cooling water channel.
- FIG. 2B is a schematic diagram showing a connection mode of a gas channel and a cooling water channel.
- FIG. 2C is a schematic diagram showing a connection mode of a gas channel and a cooling water channel.
- FIG. 1 is a schematic diagram of the marine propulsion device 1.
- the marine propulsion device 1 of the present embodiment is an outboard motor as an example. Note that the marine propulsion device 1 may be an inboard motor or an inboard/outboard motor.
- a marine propulsion device 1 includes an upper housing 2 , an intermediate housing 4 , and a lower housing 6 .
- the upper housing 2 has a substantially rectangular shape and is arranged at a position higher than the water surface WS.
- the lower housing 6 is arranged at a position lower than the water surface WS.
- the intermediate housing 4 has a tubular shape extending vertically and connects the upper housing 2 and the lower housing 6 .
- a bracket device 8 is provided on the intermediate housing 4 .
- the marine propulsion device 1 is supported by the hull 100 via the bracket device 8 . In this embodiment, the marine propulsion device 1 is attached to the transom 102 of the hull 100 .
- the marine propulsion device 1 can rotate horizontally and vertically.
- the upper housing 2 is provided with a steering handle 10 extending toward the hull 100 side. By swinging the steering wheel 10 in the horizontal direction, the crew of the ship can change the orientation of the ship propulsion device 1 and steer the hull 100 .
- a throttle grip for adjusting the output of the motor 16 is provided at the tip of the steering handle 10 . Further, the steering handle 10 is provided with a shift switch for switching forward rotation and reverse rotation of the motor 16 .
- the marine propulsion device 1 also includes a battery 12 , a power converter 14 , a motor 16 , a propulsion device 18 and a gas flow path 20 .
- a battery 12 is housed in the upper housing 2 .
- the battery 12 is detachably housed in the upper housing 2 .
- the battery 12 has a plurality of batteries 22 and a battery pack 24 .
- a plurality of batteries 22 are housed in a battery pack 24 while being connected in series and/or in parallel with each other.
- Battery pack 24 is a container made of metal or resin. Battery pack 24 is preferably waterproof. Note that the number of batteries 22 may be one.
- the battery 22 as an example is a rechargeable secondary battery such as a lithium ion battery, a nickel-hydrogen battery, a nickel-cadmium battery.
- Battery 22 has a known structure.
- the battery 22 has a structure in which an electrode group and a non-aqueous electrolyte are housed in an outer can.
- a safety valve is provided in the outer can. The safety valve opens when the internal pressure of the outer can rises above a predetermined value. Thereby, the gas inside the battery 22 can be released.
- the battery 12 supplies power to the motor 16 via the power converter 14 .
- the power converter 14 is housed in the intermediate housing 4 or the lower housing 6 and the motor 16 is housed in the lower housing 6 .
- the power converter 14 and the motor 16 may be integrated.
- the power converter 14 may be omitted.
- the power converter 14 converts the power of the battery 12 and supplies it to the motor 16 .
- the power converter 14 is an inverter, and controls the voltage and frequency of the battery 12 to change the output of the motor 16 and the like.
- the motor 16 is not particularly limited as long as it can convert the electric power supplied from the battery 12 into motive power.
- a propulsion device 18 is connected to the motor 16 .
- the propulsion device 18 can be driven by the motor 16 being driven by the electric power supplied from the battery 12 .
- the propulsion device 18 of this embodiment is a propeller and is connected to the output shaft of the motor 16 via the propeller shaft 26 .
- the propulsion device 18 may be a known propulsion device other than a propeller, such as a water jet propulsion device.
- the power converter 14 and the motor 16 may be housed in the upper housing 2 . In this case, the output shaft of the motor 16 and the propeller shaft 26 are connected to each other via a drive shaft housed in the intermediate housing 4 .
- the gas flow path 20 is a conduit for discharging gas ejected from the battery 12 to the outside of the hull 100 .
- the gas flow path 20 extends from inside the upper housing 2 to inside the lower housing 6 .
- One end 20 a of the gas flow path 20 communicates with the battery 12 .
- the battery pack 24 is provided with a through hole that communicates the inside and outside of the battery pack 24, and the one end side 20a is connected to this through hole.
- the other end 20b of the gas flow path 20 communicates with a region outside the hull 100 and below the upper end of the outer plate provided at the edge of the hull 100 .
- the area outside the hull 100 is on the water surface WS or underwater.
- the shell plate provided at the edge of the hull 100 is, for example, the bulwark provided at the side of the ship and the transom 102 provided at the stern.
- a marine propulsion device 1 of the present embodiment is fixed to a transom 102 .
- the other end 20 b of the gas flow path 20 communicates with a region outside the hull 100 and below the upper end of the transom 102 .
- the other end 20b of the gas flow path 20 is arranged below the water surface WS and communicates with the water.
- the other end 20b of the gas flow path 20 is arranged close to the propulsion device 18.
- the other end 20b extends along the propeller shaft 26 and communicates underwater. Further, it is arranged inside the rotation range of the propeller when viewed from the extending direction of the propeller shaft 26 .
- a check valve 28 is provided on the other end side 20b. The check valve 28 allows gas flow from the one end side 20a to the other end side 20b, and restricts water flow from the other end side 20b to the one end side 20a. This prevents water from entering the battery pack 24 .
- the marine propulsion device 1 also includes a cooling water flow path 30 , a pump 32 and a heat exchange member 34 .
- the cooling water flow path 30 is a conduit through which cooling water for cooling the battery 12 flows.
- the cooling water is water outside the hull 100 . That is, water (sea water, lake water, river water, etc.) in which the hull 100 is floating is used as cooling water.
- the cooling water flow path 30 extends from inside the upper housing 2 to inside the lower housing 6 .
- the cooling water channel 30 has a first channel portion 30a, a second channel portion 30b and a third channel portion 30c.
- the first flow path portion 30 a extends from inside the lower housing 6 to inside the upper housing 2 .
- One end side of the first flow path portion 30a is arranged in the lower housing 6 and communicated with the water to form a cooling water inlet.
- the first flow path portion 30 a extends upward inside the intermediate housing 4 and reaches inside the upper housing 2 .
- a pump 32 is provided in the middle of the first channel portion 30a. A known pump can be used as the pump 32 .
- the pump 32 is driven by electric power supplied from the battery 12 and pumps up cooling water from one end side of the first flow path portion 30a.
- the pump 32 may be provided in the third channel portion 30c.
- the pump 32 may be driven by rotation of the motor 16 or rotation of the drive shaft.
- the second flow path part 30b is arranged inside the upper housing 2 .
- the other end side of the first channel portion 30a is connected to one end side of the second channel portion 30b.
- the second flow path portion 30b is connected to the heat exchange member 34 so as to be heat exchangeable.
- the heat exchange member 34 is connected to the battery 12 so as to be heat exchangeable. Therefore, the cooling water flow path 30 is connected to the battery 12 via the heat exchange member 34 so as to be capable of exchanging heat.
- a known member can be used as the heat exchange member 34 .
- the heat exchange member 34 is made of a plate material with high thermal conductivity such as a metal plate.
- the second flow path portion 30b is fixed to one main surface of the heat exchange member 34 with a thermally conductive adhesive or the like.
- the second flow path portion 30b and the heat exchange member 34 may be fixed by screwing in a state of direct contact or a state in which a heat transfer material is interposed, or may be fixed by joining such as welding or brazing. good too.
- Battery 12 is placed on the other main surface of heat exchange member 34 , and the bottom surface of battery pack 24 contacts heat exchange member 34 .
- the method of connecting cooling water flow path 30 and battery 12 so as to allow heat exchange is not limited to the one described above.
- the heat exchange member 34 may be omitted.
- the third flow path portion 30 c extends from inside the upper housing 2 to inside the lower housing 6 .
- One end side of the third channel portion 30c is arranged inside the upper housing 2 and connected to the other end side of the second channel portion 30b.
- the third flow path portion 30 c extends downward inside the intermediate housing 4 and reaches the inside of the lower housing 6 .
- the other end side of the third flow path portion 30c is arranged inside the lower housing 6 and communicated with the water to form a cooling water outlet.
- the cooling water pumped up from one end of the first flow path portion 30a by the pump 32 passes through the first flow path portion 30a, the second flow path portion 30b, and the third flow path portion 30c, and flows through the third flow path portion 30c. is discharged from the other end of the
- the cooling water takes heat from the battery 12 via the heat exchange member 34 while passing through the second flow path portion 30b. Thereby, the battery 12 is cooled.
- the gas flow path 20 of the present embodiment is connected to the cooling water flow path 30 so as to be able to exchange heat.
- the gas flow path 20 is connected to the third flow path section 30c inside the intermediate housing 4 so as to be capable of exchanging heat.
- 2A to 2C are schematic diagrams showing how the gas channel 20 and the cooling water channel 30 are connected.
- the outer surfaces of the gas channel 20 and the cooling water channel 30 are thermally coupled to each other by a heat transfer material 36 .
- the heat transfer material 36 include a heat conductive adhesive, a brazing material, a solder material, and the like.
- the outer surfaces of both channels may be in direct contact, or a heat transfer material 36 may be interposed therebetween.
- the heat transfer material 36 interposed between both flow paths can also be interpreted as a heat exchange member.
- a heat exchange member other than the heat transfer material 36 may be interposed between the two flow paths.
- the gas channel 20 and the cooling water channel 30 may be thermally coupled by being wrapped with a sheet material or the like and bundled together.
- the gas flow path 20 may be inserted into the cooling water flow path 30 to form a double pipe structure, thereby thermally connecting the two.
- the cooling water channel 30 may be inserted into the inside of the gas channel 20 to form a double pipe structure, thereby thermally connecting the two.
- the connection modes shown in FIGS. 2A to 2C are examples, and the method of connecting the gas flow path 20 and the cooling water flow path 30 so as to allow heat exchange is not particularly limited.
- the power converter 14 and the motor 16 are also connected to the cooling water flow path 30 so as to be capable of exchanging heat.
- the power converter 14 and the motor 16 are connected to the third flow path portion 30c so as to be able to exchange heat.
- Each of the power converter 14 and the motor 16 can be connected to the third channel portion 30c so as to be capable of exchanging heat by a method similar to the method of connecting the second channel portion 30b and the heat exchange member 34 .
- the power converter 14 and the motor 16 can also be cooled by the cooling water.
- the thermal connection of the power converter 14 and the motor 16 to the cooling water flow path 30 is arbitrary.
- the marine propulsion device 1 includes the motor 16 that drives the propulsion device 18, the battery 12 that supplies power to the motor 16, and the one end side 20a that communicates with the battery 12.
- the other end side 20b communicates with a region below the upper end of the outer plate provided on the outer side of the hull 100 and at the edge of the hull 100, and the gas ejected from the battery 12 is discharged from the other end side 20b to the outside of the hull 100.
- a gas flow path 20 is provided.
- the gas when the battery 22 in the battery pack 24 ignites due to an internal short circuit or the like and high-temperature and high-pressure gas blows out from the battery 22, the gas is discharged outside the hull 100 through the gas flow path 20. can be discharged to Further, the gas can be discharged below the upper end of the outer plate surrounding the outer circumference of the hull 100 . As a result, it is possible to reduce the possibility that the gas spouting from the battery 12 may come into contact with the occupants of the ship. Therefore, the safety of the marine propulsion device 1 can be improved.
- the other end 20b of the gas flow path 20 in this embodiment communicates with the water.
- the gas ejected from the battery 22 can be released into the water. Therefore, it is possible to more reliably prevent the gas from being directly applied to the occupant. Further, the gas released to the outside of the marine propulsion device 1 can be immediately cooled. As a result, the safety of the marine propulsion device 1 can be further improved.
- the other end 20b of the gas flow path 20 in the present embodiment is arranged close to the propulsion device 18 .
- the gas released into the water can be diffused immediately. Therefore, it is possible to prevent the gas released into the water from surfacing from the water surface WS in the form of lumps. Therefore, the safety of the marine propulsion device 1 can be further improved.
- the marine propulsion device 1 of the present embodiment includes a cooling water flow path 30 through which cooling water flows and which is connected to the battery 12 in a heat-exchangeable manner.
- the gas channel 20 is connected to the cooling water channel 30 so as to be capable of exchanging heat.
- the cooling water for cooling the battery 12 can be used to cool the gas.
- the cooling water in this embodiment is the water outside the hull 100 . As a result, the gas cooling mechanism can be realized at a lower cost.
- Embodiments may be specified by the items described below.
- a marine propulsion device (1) according to any one of items 1 to 3, wherein the gas flow path (20) is heat exchangeably connected to the cooling water flow path (30).
- 1 marine propulsion device 12 battery, 16 motor, 18 propulsion machine, 20 gas channel, 20a one end side, 20b other end side, 30 cooling water channel, 100 hull.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
Description
推進機(18)を駆動させるモータ(16)と、
モータ(16)に電力を供給するバッテリ(12)と、
バッテリ(12)に一端側(20a)が連通され、船体(100)の外側で且つ船体(100)の縁部に設けられる外板(102)の上端より下方の領域に他端側(20b)が連通されて、バッテリ(12)から噴出するガスを他端側(20b)から船体(100)の外部に排出するガス流路(20)と、を備える、船舶用推進装置(1)。
ガス流路(20)の他端側(20b)は、水中に連通される、項目1に記載の船舶用推進装置(1)。
ガス流路(20)の他端側(20b)は、推進機(18)に近接配置される、項目2に記載の船舶用推進装置(1)。
冷却水が流れるとともにバッテリ(12)に熱交換可能に接続される冷却水流路(30)を備え、
ガス流路(20)は、冷却水流路(30)に熱交換可能に接続される、項目1乃至3のいずれかに記載の船舶用推進装置(1)。
冷却水は、船体(100)の外部の水である、項目4に記載の船舶用推進装置(1)。
Claims (5)
- 推進機を駆動させるモータと、
前記モータに電力を供給するバッテリと、
前記バッテリに一端側が連通され、船体の外側で且つ船体の縁部に設けられる外板の上端より下方の領域に他端側が連通されて、前記バッテリから噴出するガスを前記他端側から船体の外部に排出するガス流路と、を備える、船舶用推進装置。 - 前記ガス流路の他端側は、水中に連通される、請求項1に記載の船舶用推進装置。
- 前記ガス流路の他端側は、前記推進機に近接配置される、請求項2に記載の船舶用推進装置。
- 冷却水が流れるとともに前記バッテリに熱交換可能に接続される冷却水流路を備え、
前記ガス流路は、前記冷却水流路に熱交換可能に接続される、請求項1乃至3のいずれか1項に記載の船舶用推進装置。 - 前記冷却水は、船体の外部の水である、請求項4に記載の船舶用推進装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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EP22745647.2A EP4286268A4 (en) | 2021-01-29 | 2022-01-18 | SHIP PROPULSION DEVICE |
JP2022578258A JPWO2022163424A1 (ja) | 2021-01-29 | 2022-01-18 | |
US18/262,204 US20240101240A1 (en) | 2021-01-29 | 2022-01-18 | Ship propulsion device |
CN202280011616.1A CN116940507A (zh) | 2021-01-29 | 2022-01-18 | 船舶用推进装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2021-013078 | 2021-01-29 | ||
JP2021013078 | 2021-01-29 |
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WO2022163424A1 true WO2022163424A1 (ja) | 2022-08-04 |
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PCT/JP2022/001518 WO2022163424A1 (ja) | 2021-01-29 | 2022-01-18 | 船舶用推進装置 |
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US (1) | US20240101240A1 (ja) |
EP (1) | EP4286268A4 (ja) |
JP (1) | JPWO2022163424A1 (ja) |
CN (1) | CN116940507A (ja) |
WO (1) | WO2022163424A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2024163317A1 (en) * | 2023-01-30 | 2024-08-08 | Arc Boat Company | Watercraft with adjustable center of gravity |
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JP2006182264A (ja) * | 2004-12-28 | 2006-07-13 | Toyota Motor Corp | ハイブリッド車両の排気装置 |
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WO2017011475A1 (en) * | 2015-07-13 | 2017-01-19 | Cedar Marine Propulsion, Inc. | Electric propulsion system for marine applications and method of use |
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2022
- 2022-01-18 EP EP22745647.2A patent/EP4286268A4/en active Pending
- 2022-01-18 WO PCT/JP2022/001518 patent/WO2022163424A1/ja active Application Filing
- 2022-01-18 CN CN202280011616.1A patent/CN116940507A/zh active Pending
- 2022-01-18 JP JP2022578258A patent/JPWO2022163424A1/ja active Pending
- 2022-01-18 US US18/262,204 patent/US20240101240A1/en active Pending
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WO2024163317A1 (en) * | 2023-01-30 | 2024-08-08 | Arc Boat Company | Watercraft with adjustable center of gravity |
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JPWO2022163424A1 (ja) | 2022-08-04 |
CN116940507A (zh) | 2023-10-24 |
US20240101240A1 (en) | 2024-03-28 |
EP4286268A1 (en) | 2023-12-06 |
EP4286268A4 (en) | 2024-07-31 |
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