WO2005032933A1 - 携帯型レーダー反射装置 - Google Patents
携帯型レーダー反射装置 Download PDFInfo
- Publication number
- WO2005032933A1 WO2005032933A1 PCT/JP2004/013651 JP2004013651W WO2005032933A1 WO 2005032933 A1 WO2005032933 A1 WO 2005032933A1 JP 2004013651 W JP2004013651 W JP 2004013651W WO 2005032933 A1 WO2005032933 A1 WO 2005032933A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- reflection
- reflector
- radar
- pressure gas
- portable radar
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B22/16—Buoys specially adapted for marking a navigational route
Definitions
- the present invention relates to a portable radar reflection device for the purpose of making it easy for a ship, a rescue boat, or a rescue team to find the position of a person who has fallen in a marine accident.
- the present invention is designed to drop onto the sea or underwater. It aims to provide an inexpensive device that is a small, lightweight device that is portable while having a high function of being excellent in reflection function as a device.
- the present invention provides a high-pressure gas cylinder, a gas release switch for releasing high-pressure gas press-fitted into the high-pressure gas cylinder, and a hollow expanded by the high-pressure gas released by the gas release switch.
- a support portion serving as a support, and a radar disposed at the tip of the support portion, opened by the release switch, and inflated by a gas introduced through the support portion to form a radar.
- a portable radar reflection device comprising: a reflection portion capable of reflecting one wave.
- the present invention is a portable radar reflection device according to claims 1 to 12, and has the following effects.
- the portable radar reflection device is made of a lightweight material, and is made of a material that can be folded at the time of storage. Since portability is important, if this device is required as a safety measure, safety measures at the time of waterfall will be thorough. However, the present invention must be of such a degree that it can always be kept on ships that do not necessarily require carrying.
- Embodiment 1 mainly relates to: Claim 1 and the like.
- Embodiment 2 mainly relates to: Claim 2 and the like.
- Embodiment 3 mainly relates to: Claim 3 and the like.
- Embodiment 4 mainly relates to: Claim 4 and the like.
- Embodiment 5 mainly relates to: Claim 5 and the like.
- Embodiment 6 mainly relates to: Claim 6 and the like.
- Embodiment 7 mainly relates to: Claim 7 and the like.
- Embodiment 8 mainly relates to: Claim 8 and the like.
- the ninth embodiment mainly relates to claim 9 and the like.
- Embodiment 10 mainly relates to claim 10 and the like.
- Embodiment 11 mainly relates to claim 11 and the like.
- Embodiment 12 mainly relates to claim 12 and the like.
- Embodiment 1 will be described with reference to FIG.
- the "high-pressure gas cylinder section" encloses and holds the high-pressure gas in the cylinder.
- the high-pressure gas is nitrogen gas, carbon dioxide gas, inert gas (argon gas, helium gas, etc.), air or the like.
- a gas generator (inflator) used for airbags may be used.
- the cylinder is made of metal, resin or other material. For example, an iron plate or a copper plate, an aluminum, an aluminum alloy, stainless steel, titanium, a titanium alloy, a reinforced plastic, a glass fiber, or a carbon fiber which has been subjected to anticorrosion plating or coating may be used alone or in combination.
- the "gas release switch part” refers to a part for releasing the high-pressure gas press-fitted into the high-pressure gas cylinder part.
- the specification for opening the stopper of the cylinder or a structure having a hole may be used.
- a pressure plug made of pulp that can be broken by water may be used, or a valve that can be opened electrically using an electronic circuit that senses water may be used.
- the "post” is expanded by the high-pressure gas released by the gas release switch to become a hollow post.
- the high-pressure gas is sealed and held in a high-pressure gas cylinder.
- the "reflecting portion” is disposed at the tip of the support portion, is opened by the open switch, and can be expanded by gas introduced through the support portion to reflect radar waves.
- the reflector may have a structure in which the outer surface itself in contact with the atmosphere itself reflects radar waves, or the outer surface itself does not reflect one radar wave, but reflects radar waves by the internal structure of the reflector. There may be. In the former case, the outer surface itself is made of a material that reflects radar waves. In the latter case, a material that reflects radar waves is used for its internal structure.
- the height of the present embodiment is, for example, 100 cm in height.
- the pressure in the high-pressure gas cylinder is 0.
- the reflector is developed by the process shown in FIG. After deployment, the radar reflector does not roll over and can be recognized by the radar device
- the portable radar reflection device of the present embodiment has the effect of reliably exhibiting the function as a radar reflection device at the time of a water fall, and ensuring the position identification for the rescue of a flooded person.
- the second embodiment is based on the first embodiment, and is a portable radar reflection device including a high-pressure gas cylinder, a gas release switch, a support, and a reflection unit.
- the support portion and the reflection portion are each foldable.
- the “post” and “reflection part” of the second embodiment are made of nylon and vinyl, which can be folded and stored.
- nylon and vinyl which can be folded and stored.
- This nylon bead reflector may be coated with metal to reflect radar waves, or may not reflect radar waves itself, but may reflect radar waves to its internal structure.
- a reflective material may be used.
- a protective film may be provided on the metal coated on the surface.
- the protective film is, for example, a thin vinyl material.
- the material be strong against bending and not easily torn.
- a cloth using plastic fibers used in a fish net or the like can also be used.
- the fabric is structurally reinforced by forming a double-triple structure. Also, if the wet part is left for a long time, the constituent materials will adhere and break.
- the present inventors have conducted intensive studies and found that the surface of the cloth has irregularities or roughness of 0.1 mm or more and less than 10 mm. When the thickness is less than 0.1 mm, the material adheres, and when the thickness exceeds 10 mm, folding becomes difficult.
- the third embodiment is based on the first or second embodiment and is a portable radar reflection device having a high-pressure gas cylinder portion, a gas release switch portion, a support portion, and a reflection portion.
- the point is that the high-pressure gas cylinder portion is disposed at an end of the support portion opposite to the reflection portion.
- the "high-pressure gas cylinder portion" of the third embodiment is arranged at an end of the support portion opposite to the reflection portion.
- This high-pressure gas cylinder part is heavier than the other parts and therefore plays a major role when the portable radar reflector of the present invention is floating on the water surface.
- the portable radar reflection device of the present embodiment reliably restores even if it rolls over a higher wave than expected, for example, in addition to the effects of Embodiment 1 or 2, and exhibits the original function. It has the effect of being able to do so.
- Embodiment 4 will be described with reference to FIG.
- Embodiment 4 is a portable radar reflection device mainly based on any one of Embodiments 1 to 3, comprising a high-pressure gas cylinder portion, a gas release switch portion, a support portion, and a reflection portion,
- the reflector is provided with reflector means 0309, which is a thin metal plate whose end is substantially inscribed in the inner wall of the reflector.
- the basic functions of the high-pressure gas cylinder section, the gas release switch section, the support section, and the reflection section of the fourth embodiment are the same as those of any one of the first to third embodiments. Detailed description is omitted.
- the "reflecting plate means” is a thin plate-shaped metal whose end is substantially inscribed in the inner wall of the reflecting portion.
- the reflector means has good reflection characteristics and at the same time has corrosion resistance.
- a steel plate or a copper plate an aluminum, an aluminum alloy, a stainless steel, a titanium, or a titanium alloy which has been subjected to anticorrosion plating or coating is preferable.
- reinforced plastics, glass fibers, and bonbon fibers with metal foils such as aluminum, aluminum alloys, stainless steel, titanium, and titanium alloys bonded or plated or coated on the surface may be used! / ⁇ .
- the structure of the reflecting plate means is desirably a structure that reflects radar waves efficiently.
- a three-dimensional structure with a diameter Lm of 4 cm or more and 100 cm or less reflects radar waves efficiently. If less than 4 cm, incident radar wave and reflection Radar waves cancel each other out, and good reflection characteristics cannot be obtained. If it is more than 100 cm, non-reflective radar waves increase and good reflection characteristics cannot be obtained.
- the reflecting plate means is substantially inscribed in the inner wall of the reflecting portion, the reflecting plate expands as the reflecting portion expands due to the gas of the high-pressure gas cylinder.
- the structure after the development should be a structure that efficiently reflects one radar wave.
- the inscribing of the reflector to the inner wall can be realized by fixing the end of the reflector to the inner wall with a string.
- the portable radar reflection device of the present embodiment has the same effect as that of any one of the first to third embodiments, and has the effect of improving the confirmability of a small but highly reflective radar. Play.
- Embodiment 5 is a portable radar reflection device mainly based on any one of Embodiments 1 to 4, comprising a high-pressure gas cylinder portion, a gas release switch portion, a support portion, and a reflection portion.
- the reflection plate is made of any one of aluminum foil, stainless steel foil, copper foil, plated metal foil, metal foil subjected to anticorrosion treatment, vinyl coated with metal on its surface, or organic fiber. There is, or a combination of multiple materials, the point of strength.
- the basic functions of the high-pressure gas cylinder section, the gas release switch section, the support section, the reflecting section, and the reflecting plate means of the fifth embodiment are the same as those of the first to fourth embodiments. Description is omitted.
- the "reflector" of the fifth embodiment is made of any one of aluminum foil, stainless steel foil, copper foil, plated metal foil, metal foil subjected to anticorrosion treatment, vinyl or organic fiber coated with metal on the surface. It is a material, or a combination or power of multiple materials.
- a reinforced plastic, glass fiber, or carbon fiber obtained by bonding or plating metal foil such as aluminum, aluminum alloy, stainless steel, titanium, and titanium alloy, or by vapor deposition or coating may be used.
- Embodiment 6 will be described with reference to FIG.
- Embodiment 6 is mainly based on any one of Embodiments 1 to 5, and is based on a portable radar reflection device including a high-pressure gas cylinder portion 0402, a gas release switch portion 0403, a support portion 0405, and a reflection portion 0406.
- the feature of the device is that the support portion of the fifth embodiment has a check valve 0404.
- the "post" of the sixth embodiment has an air blowing check valve for allowing a human to blow air by mouth. This provides additional means in the event of insufficient inflation.
- the check valve introduces gas into the column only when, for example, a pressure greater than the internal pressure is applied from the outside.
- the air blow from this check valve is not limited to the breath of humans. It may be possible to supply gas from the air tank mounted by the diver!
- the material is preferably a material having anticorrosion properties.
- anticorrosion plating or painted iron plate or copper plate, aluminum, aluminum alloy, stainless steel, titanium, titanium alloy, reinforced plastic, glass fiber, carbon fiber alone or They may be used in combination.
- any one of Embodiments 1 to 5 In addition to the above-mentioned effect, there is the effect that a human being blows air, which provides a fail-safe mechanism in the event of a force that cannot sufficiently deploy the portable radar reflector.
- Embodiment 7 will be described with reference to FIG.
- Embodiment 7 is mainly based on any one of Embodiments 1 to 6, and is a portable radar reflection device including a high-pressure gas cylinder portion 0502, a gas release switch portion 0503, a support portion 0505, and a reflection portion 0506. It is a device, and the feature points include a point having a float part 0507.
- the "post" of the seventh embodiment has a float near the gas cylinder to stabilize its posture when floating on the water surface.
- the float unit is installed to stabilize the attitude of the portable radar reflector.
- the portable radar reflector If the portable radar reflector is hit by high waves after being spread on the sea or water surface, it may roll over or the reflector at the tip of the device may swing back and forth, left and right, and may not be able to stably reflect radar waves. If a float is provided, a couple is generated by the force of sinking below the sea surface due to the weight of the high-pressure gas cylinder and the force of the float trying to float when trying to fall, which is opposite to rollover. Moment acts on. Therefore, by installing the float at this location, it is possible to suppress the shaking of the tip of the portable radar reflector and to prevent rollover.
- the position of the float part is set apart from the high-pressure gas cylinder part. By installing them apart from each other, the couple is further increased, and the above-described effects of preventing sway and rollover become more remarkable. Also, this float keeps the whole from sinking and the main body always works above the sea surface.
- the portable radar reflector of this embodiment stabilizes the position of the reflector even when high waves are generated and the sea or water surface is rough. By doing so, it is possible to stabilize the reflection of radar waves, and it is possible to improve the recognition of the radar device.
- Embodiment 8 is mainly based on any one of Embodiments 1 to 7, and is based on a portable radar reflection device including a high-pressure gas cylinder portion 0602, a gas release switch portion 0603, a support portion 0605, and a reflection portion 0606.
- the device is characterized in that the reflection part is cylindrical.
- Embodiment 8 will be described with reference to FIG.
- the "reflecting portion" of the eighth embodiment has a cylindrical shape. Therefore, the outer shape of the reflector means substantially inscribed therein is also cylindrical.
- a cylindrical shape means a substantially cylindrical shape. Therefore, a cylindrical shape has a groove formed on the outer surface of the cylinder, a ridge line on the outer surface of the cylinder, a convex portion on a portion of the cylinder, and a concave portion on a portion of the cylinder.
- the purpose is to include things.
- the advantage of the cylindrical shape is that it has less resistance to wind over the water surface.
- Embodiments 9 and 10 are also the same, such as grooves on the outer surface and swelling lines.
- the reflecting section had a cylindrical structure with a diameter of Lm. As a result of extensive studies by the inventors, this structure has a similar maximum dimension and maximizes the area of the reflection surface. It can be folded small at the same time.
- the portable radar reflection device of the present embodiment realizes a small-sized and large-reflection reflection section, thereby ensuring the radar device's confirmation. Improve the effect! [0099] «Embodiment 9»
- Embodiment 9 is mainly based on any one of Embodiments 1 to 7, and is a portable radar reflection device comprising a high-pressure gas cylinder portion 0702, a gas release switch portion 0703, a support portion 0705, and a reflection portion 0706.
- the device is characterized in that the reflecting portion has a prismatic shape.
- Embodiment 9 will be described with reference to FIG.
- Embodiment 9 The basic functions of the high-pressure gas cylinder section, the gas release switch section, the check valve, the support section, the reflection section, and the float section of Embodiment 9 are the same as those of any one of Embodiments 1 to 7. Therefore, detailed description is omitted.
- the "reflecting portion" of the ninth embodiment has a prismatic shape. Therefore, the outer shape of the reflector means that is substantially inscribed therein also has a prismatic shape.
- the reflecting portion had a prismatic structure with a diagonal length of Lm. As a result of extensive studies by the inventors, this structure has directivity with respect to radar wave reflection and can reflect radar waves to a long distance.
- the portable radar reflection device of the present embodiment realizes a reflection unit having directivity and long-distance reflection, and confirms from the radar device. This has the effect of improving the performance.
- the tenth embodiment is based on any one of the first to seventh embodiments, and is a portable radar reflection device including a high-pressure gas cylinder portion 1002, a gas release switch portion 1003, a support portion 1005, and a reflection portion 1006.
- the characteristic point is that the reflecting section is spherical.
- Embodiment 10 will be described with reference to FIG.
- the basic functions of the high-pressure gas cylinder, the gas release switch, the check valve, the support, the reflector, and the float of the tenth embodiment are the same as those of the first to seventh embodiments. Details Detailed description is omitted.
- the "reflecting portion" of the ninth embodiment has a spherical shape. Accordingly, the outer shape of the reflecting plate means substantially inscribed therein is also spherical.
- the reflection section has a spherical structure with a diameter of Lm. This is
- the radar wave can be stably reflected in all directions regardless of the inclination of the column.
- the portable radar reflection device of the present embodiment realizes stable reflection of radar waves in all directions, and confirms the effect of the radar device. Improve the effect!
- Embodiment 11 will be described with reference to FIG.
- the eleventh embodiment is based on any one of the first to tenth embodiments, and is a portable type including a high-pressure gas cylinder unit 0802, a gas release switch unit 0803, a column unit 0805, and a reflection unit 0806.
- This is a radar reflection device, and the feature point is that a light emitting unit 0808 is arranged at the uppermost part of the reflection unit.
- the light emitting unit of the eleventh embodiment is arranged at the top of the reflecting unit, and emits light.
- the light emitting unit may be a low-power-consumption high-brightness light-emitting diode (LED), a discharge tube (flash light), or an EL light-emitting element.
- a storage battery and a solar cell may be used in combination as the driving power source. Long-term lighting is possible with these combinations. Lighting of the light emitting unit can be performed automatically and manually. Automatic lighting may be implemented by incorporating in the lighting circuit of the light emitting unit a circuit that monitors the illuminance of the surroundings using a photovoltaic cell or a phototransistor or CDS.
- Manual lighting uses a magnetic sensor such as a Hall element or a reed switch and a magnet, and lights up in a non-contact manner without exposing switches to the outside. Good. As a result, corrosion and the like of the switches due to moisture can be suppressed, and the reliability and life of the portable radar reflector can be improved. It is also conceivable to use a fuel cell as a power source. Oxygen of the fuel cell can be obtained from the atmosphere, and hydrogen can be obtained from the high-pressure gas cylinder.
- the portable radar reflection device of the present embodiment can be used together with the function of the portable radar reflection device to search for a victim at a distress site. When the power is improved, the effect is obtained.
- Embodiment 12 will be described with reference to FIG.
- the twelfth embodiment is based on any one of the first to eleventh embodiments and is basically a portable type including a high-pressure gas cylinder portion 0802, a gas release switch portion 0803, a support portion 0805, and a reflection portion 0806. It is a radar reflector, and its characteristic point is that reflectors are combined in a plurality of grids.
- the "reflecting plate means" of the twelfth embodiment is such that a plurality of reflecting plates are combined in a grid pattern.
- the reflector means is obtained as a result of earnest studies by the inventors.
- the cylindrical radar reflector has a three-dimensional structure with a diameter Lm of 4 cm or more and 100 cm or less.
- L is the result of earnest research by the inventors, and Ls is LZ50 or more and LZ2 or less. Range. If it is less than LZ50, good reflection characteristics cannot be obtained if the incident radar wave and the reflected radar wave cancel each other. If it exceeds LZ2, one wave of non-reflective radar increases, and good reflection characteristics cannot be obtained.
- the reflection characteristics of the portable radar reflection device are improved, and the radar device power recognizability is improved. It works.
- FIG. 1 Conceptual diagram of a portable radar reflector
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- Combustion & Propulsion (AREA)
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Abstract
Description
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Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003345344A JP2005112026A (ja) | 2003-10-03 | 2003-10-03 | 携帯型レーダー反射装置 |
JP2003-345344 | 2003-10-03 |
Publications (1)
Publication Number | Publication Date |
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WO2005032933A1 true WO2005032933A1 (ja) | 2005-04-14 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/JP2004/013651 WO2005032933A1 (ja) | 2003-10-03 | 2004-09-17 | 携帯型レーダー反射装置 |
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JP (1) | JP2005112026A (ja) |
WO (1) | WO2005032933A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2463324A (en) * | 2008-09-15 | 2010-03-17 | Alexander Vassallo | Radar detectable inflatable surface marker buoy |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5820028B2 (ja) * | 2013-07-16 | 2015-11-24 | 井上 時子 | 投てき具 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52105494A (en) * | 1976-03-01 | 1977-09-03 | Mitsubishi Electric Corp | Buoy |
JPS5759198U (ja) * | 1980-09-26 | 1982-04-07 | ||
JPS60169582U (ja) * | 1984-04-18 | 1985-11-11 | 日本電気株式会社 | レフレクタ付ソノブイ |
JPH04224493A (ja) * | 1990-03-29 | 1992-08-13 | Magnavox Govern & Ind Electronics Co | ブイ用水面ユニット |
JP3028960U (ja) * | 1996-02-01 | 1996-09-17 | 環太國際股▲ぶん▼有限公司 | 救助用発光浮袋構造 |
-
2003
- 2003-10-03 JP JP2003345344A patent/JP2005112026A/ja active Pending
-
2004
- 2004-09-17 WO PCT/JP2004/013651 patent/WO2005032933A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52105494A (en) * | 1976-03-01 | 1977-09-03 | Mitsubishi Electric Corp | Buoy |
JPS5759198U (ja) * | 1980-09-26 | 1982-04-07 | ||
JPS60169582U (ja) * | 1984-04-18 | 1985-11-11 | 日本電気株式会社 | レフレクタ付ソノブイ |
JPH04224493A (ja) * | 1990-03-29 | 1992-08-13 | Magnavox Govern & Ind Electronics Co | ブイ用水面ユニット |
JP3028960U (ja) * | 1996-02-01 | 1996-09-17 | 環太國際股▲ぶん▼有限公司 | 救助用発光浮袋構造 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2463324A (en) * | 2008-09-15 | 2010-03-17 | Alexander Vassallo | Radar detectable inflatable surface marker buoy |
GB2463324B (en) * | 2008-09-15 | 2013-10-30 | Alexander Vassallo | Seeker Radar detectable surface marker buoy |
Also Published As
Publication number | Publication date |
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JP2005112026A (ja) | 2005-04-28 |
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