JPS63211802A - Electromagnetic wave reflecting body for parabolic antenna - Google Patents
Electromagnetic wave reflecting body for parabolic antennaInfo
- Publication number
- JPS63211802A JPS63211802A JP32324187A JP32324187A JPS63211802A JP S63211802 A JPS63211802 A JP S63211802A JP 32324187 A JP32324187 A JP 32324187A JP 32324187 A JP32324187 A JP 32324187A JP S63211802 A JPS63211802 A JP S63211802A
- Authority
- JP
- Japan
- Prior art keywords
- electromagnetic wave
- wave reflecting
- parabolic
- adhesive
- polyvinyl fluoride
- 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.)
- Pending
Links
- 230000001070 adhesive effect Effects 0.000 claims abstract description 39
- 239000000853 adhesive Substances 0.000 claims abstract description 38
- 229920002620 polyvinyl fluoride Polymers 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims description 62
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 239000011888 foil Substances 0.000 claims description 7
- 229920003002 synthetic resin Polymers 0.000 claims description 2
- 239000000057 synthetic resin Substances 0.000 claims description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims 1
- 239000011151 fibre-reinforced plastic Substances 0.000 claims 1
- 239000011248 coating agent Substances 0.000 abstract description 6
- 238000000576 coating method Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 239000002994 raw material Substances 0.000 abstract 2
- 239000006185 dispersion Substances 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000003677 Sheet moulding compound Substances 0.000 description 3
- 239000004412 Bulk moulding compound Substances 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 229920005992 thermoplastic resin Polymers 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000003522 acrylic cement Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Landscapes
- Aerials With Secondary Devices (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野コ
本発明は金属製の電磁波反射材が接着手段を介してバッ
クアップ材へ結合されてなるパラボラアンテナ用電磁波
反射体に係り、詳細には電磁波反射材とバックアップ材
との結合構造に関する。[Detailed Description of the Invention] [Industrial Field of Application] The present invention relates to an electromagnetic wave reflector for a parabolic antenna, in which a metal electromagnetic wave reflecting material is bonded to a backup material via adhesive means, and in particular, it relates to an electromagnetic wave reflecting body for a parabolic antenna. This invention relates to a joint structure between a material and a backup material.
［従来の技術］
従来のこの種の電磁波反射体では、電磁波反射材とバッ
クアップ材とを夫々所定のパラボラ形状に成形しておい
て、両者を接着剤を介して一体に結合する結合構造が一
般に採用されていた。[Prior Art] Conventional electromagnetic wave reflectors of this type generally have a bonding structure in which an electromagnetic wave reflector and a backup material are each formed into a predetermined parabolic shape, and both are bonded together via an adhesive. He had been hired.
しかしながら、上記結合構造では電磁波反射材及びバッ
クアップ材の双方がパラボラ形状とされた後で両者のい
ずれか一方あるいは双方に接着剤が塗布されることにな
るので、その曲面の複雑さから接着剤塗布作業は機械化
、自動化が困難で専ら手作業によってなされていた。However, in the above bonding structure, adhesive is applied to either or both of the electromagnetic wave reflecting material and the backup material after they are both shaped into a parabolic shape. The work was difficult to mechanize or automate and was done exclusively by hand.
このため、従来のパラボラアンテナ用電磁波反射体では
工数が多くなり極めて生産性が低いと云う問題があった
。For this reason, conventional electromagnetic wave reflectors for parabolic antennas require a large number of man-hours and have extremely low productivity.
なお、パラボラ形状に成形される前の電磁波反射材の素
材金属シートに接着剤を塗布するようにすれば、この状
態では平板に対する塗布作業となるので機械化、自動化
が容易に可能である。Note that if the adhesive is applied to the metal sheet of the electromagnetic wave reflecting material before it is formed into a parabolic shape, mechanization and automation are easily possible since the application work is performed on a flat plate in this state.
しかしながら、この場合にはパラボラ形状への成形時に
接着剤の流出が起こり、接着強度のばらつき等の不具合
を発生する問題がある。However, in this case, there is a problem in that the adhesive flows out during molding into a parabolic shape, resulting in problems such as variations in adhesive strength.
［発明が解決しようとする問題点］
本発明は上記に鑑み、接着強度のばらつき等の不具合を
発生させることなく生産性を向上させることができるパ
ラボラアンテナ用電磁波反射体を提供することを目的と
する。[Problems to be Solved by the Invention] In view of the above, an object of the present invention is to provide an electromagnetic wave reflector for a parabolic antenna that can improve productivity without causing problems such as variations in adhesive strength. do.
［問題点を解決するための手段］
本発明は金属製の電磁波反射材が接着手段を介して合成
樹脂製のバックアップ材へ結合されてなるパラボラアン
テナ用電磁波反射体において、前記接着手段が電磁波反
射材にパラボラ形状への成形前にあらかじめ接着された
ポリフッ化ビニルフィルムとされてバックアップ材のパ
ラボラ形状への成形時にバックアップ材へ接着される構
成として、パラボラ形状への成形後の接着剤塗布を不要
としている。[Means for Solving the Problems] The present invention provides an electromagnetic wave reflector for a parabolic antenna in which a metal electromagnetic wave reflecting material is bonded to a synthetic resin backup material via an adhesive means, wherein the adhesive means is an electromagnetic wave reflecting member. The polyvinyl fluoride film is pre-adhered to the material before forming it into a parabolic shape, and it is bonded to the backup material when the backup material is formed into a parabolic shape, so there is no need to apply adhesive after forming it into a parabolic shape. It is said that
［作用］
上記構成の本発明では、パラボラ形状に成形される前の
電磁波反射材素材にポリフッ化ビニルフィルムが接着さ
れるので、この接着工程を機械化、自動化することがで
きる。[Function] In the present invention having the above configuration, since the polyvinyl fluoride film is bonded to the electromagnetic wave reflecting material material before being formed into a parabolic shape, this bonding process can be mechanized and automated.
ポリフッ化ビニルフィルムと電磁波反射材素材とを接着
した接着材は、電磁波反射材素材をパラボラ形状に成形
する際に流出することはない。The adhesive used to bond the polyvinyl fluoride film and the electromagnetic wave reflecting material does not flow out when the electromagnetic wave reflecting material is formed into a parabolic shape.
ポリフッ化ビニルフィルムは電磁波反射材素材とともに
パラボラ形状に成形され、ポリフッ化ビニルフィルムが
接着されてパラボラ形状に成形された電磁波反射材はバ
ックアップ材のパラボラ形状への成形時にポリフッ化ビ
ニルフィルムが他に接着剤を要することなくバックアッ
プ材と接着し、これによりバックアップ材と電磁波反射
材とが一体に結合される。The polyvinyl fluoride film is formed into a parabolic shape together with the electromagnetic wave reflecting material, and the electromagnetic wave reflecting material, which is bonded to the polyvinyl fluoride film and formed into the parabolic shape, is bonded to the electromagnetic wave reflecting material when the backup material is formed into the parabolic shape. It adheres to the backup material without requiring an adhesive, and thereby the backup material and the electromagnetic wave reflecting material are integrally combined.
［実施例］
第１図には本発明に係るパラボラアンテナ用電磁波反射
体の第１実施例が示されている。この実施例では、電磁
波反射材１０は厚さ３０〜１５０μｍ（本実施例では１
００μｍ）のアルミニュム箔からなり、表面即ち反射面
にはポリウレタン系やアクリル系の接着剤１２を介して
厚さ２０〜５０μｍ（本実施例では３８μｍ）のポリフ
ッ化ビニルフィルムからなる表面保護膜１４が接着され
ている。[Embodiment] FIG. 1 shows a first embodiment of an electromagnetic wave reflector for a parabolic antenna according to the present invention. In this embodiment, the electromagnetic wave reflecting material 10 has a thickness of 30 to 150 μm (in this embodiment, 1
A surface protective film 14 made of a polyvinyl fluoride film with a thickness of 20 to 50 μm (38 μm in this example) is attached to the surface, that is, the reflective surface, with a polyurethane or acrylic adhesive 12 interposed therebetween. It is glued.
この電磁波反射材１０は裏面にポリウレタン系やアクリ
ル系の接着剤１６を介して厚さ２０〜５０μｍ（本実施
例では３８μｍ）のポリフッ化ビニルフィルムからなる
接着手段としての接着材１８が接着され、この接着材１
８を介して厚さ２〜４ｍｍ（本実施例では３ｍｍ）のＦ
ＲＰ （繊維強化熱硬化性プラスチック）からなるバッ
クアップ材２０に結合されている。This electromagnetic wave reflecting material 10 has an adhesive 18 as an adhesive means made of a polyvinyl fluoride film having a thickness of 20 to 50 μm (38 μm in this example) adhered to the back surface of the material through a polyurethane-based or acrylic-based adhesive 16. This adhesive 1
8 with a thickness of 2 to 4 mm (3 mm in this example)
It is bonded to a backup material 20 made of RP (fiber reinforced thermosetting plastic).
上記表面保護膜１４及び接着材１８として適用されたポ
リフッ化ビニルフィルムは、この実施例では米国デュポ
ン社の「テトラ−」 （商品名）が用いられている。In this embodiment, the polyvinyl fluoride film used as the surface protective film 14 and the adhesive 18 is "Tetra" (trade name) manufactured by DuPont, USA.
次に上記のように構成される本実施例のパラボラアンテ
ナ用電磁波反射体の製造工程について説明する。Next, the manufacturing process of the electromagnetic wave reflector for a parabolic antenna of this embodiment configured as described above will be explained.
電磁波反射材１０はシート状のアルミニュム箔を素材と
し、これをしぼり成形してパラボラ形状（回転放物面形
状）に成形される。この成形に先だってシート状のアル
ミニュム箔の表裏両面に、それぞれ接着剤１２及び接着
材１６を介して、ドライラミネーションにより表面保護
膜１４となるポリフッ化ビニルフィルム及び接着材１８
となるポリフッ化ビニルフィルムが接着されて複合シー
ト材に形成される。The electromagnetic wave reflecting material 10 is made of sheet-like aluminum foil, and is squeezed into a parabolic shape (paraboloid of revolution shape). Prior to this molding, a polyvinyl fluoride film and an adhesive 18, which will become the surface protective film 14, are dry laminated on both the front and back surfaces of the sheet-shaped aluminum foil with an adhesive 12 and an adhesive 16, respectively.
A polyvinyl fluoride film is adhered to form a composite sheet material.
この複合シート材が製造される工程においては、ポリフ
ッ化ビニルフィルムは平坦なシート状のアルミニュム箔
に接着されることになるので、アルミニュム箔とポリフ
ッ化ビニルフィルムの双方又はいずれか一方への接着剤
１２．１６の塗布作業は機械化、自動化された作業によ
ってなされ、接着剤１２．１６を塗布した後の上記両者
の結合も機械化、自動化された作業によってなされる。In the process of manufacturing this composite sheet material, the polyvinyl fluoride film is bonded to a flat sheet of aluminum foil, so adhesives are applied to the aluminum foil and/or the polyvinyl fluoride film. The application work of 12.16 is done by mechanized and automated work, and the above-mentioned bonding after applying the adhesive 12.16 is also done by mechanized and automated work.
この実施例に用いられたポリフッ化ビニルフィルムとし
てのテトラ−は標準製品で表裏両面に表面粗度を大きく
する表面処理が施されているので、接着剤１２．１６と
の接着性が高い。The polyvinyl fluoride film used in this example, Tetra, is a standard product and has been subjected to surface treatment to increase surface roughness on both the front and back surfaces, so it has high adhesion to the adhesive 12.16.
上記のようにして製造された複合シート材は、後工程で
しぼり加工により所定のパラボラ形状に予備成形され、
これにより両面にポリフッ化ビニルフィルムが接着され
た電磁波反射材１０が製造される。The composite sheet material manufactured as described above is preformed into a predetermined parabolic shape by squeezing in a subsequent process.
As a result, an electromagnetic wave reflecting material 10 having polyvinyl fluoride films adhered to both surfaces is manufactured.
一方、バックアップ材２０はＳＭＣ（シート・モールデ
ィング・コンパウンド）とされたＦＲＰを素材とし、こ
れを圧縮加熱して所定のパラボラ形状に成形される。こ
の成形の際には、上記のようにして所定のパラボラ形状
に成形されて両面にポリフッ化ビニルフィルムが接着さ
れた電磁波反射材１０がバックアップ材２０の成形型に
設置される。この成形の際の条件は本実施例では、圧縮
圧力が面圧で約５０ｋｇ／ｃｎｆ、加熱温度が１４０℃
、圧縮加熱硬化時間が４分間、成品肉厚（全体厚さ）を
３ｍｍとした。On the other hand, the backup material 20 is made of FRP made of SMC (sheet molding compound), and is compressed and heated to be molded into a predetermined parabolic shape. During this molding, the electromagnetic wave reflecting material 10, which has been molded into a predetermined parabolic shape as described above and has polyvinyl fluoride films adhered to both surfaces, is placed in the mold for the backup material 20. In this example, the conditions for this molding are that the compression pressure is approximately 50 kg/cnf in terms of surface pressure, and the heating temperature is 140°C.
The compression heating curing time was 4 minutes, and the product wall thickness (total thickness) was 3 mm.
これにより、バックアップ材２０の成形と同時に電磁波
反射材１０が接着材１８を介してバンクアップ材２０に
結合され、バックアップ材２０と電磁波反射材１０が一
体となったパラボラアンテナ用電磁波反射体が製造され
る。As a result, the electromagnetic wave reflecting material 10 is bonded to the bank up material 20 via the adhesive 18 at the same time as the backup material 20 is formed, and an electromagnetic wave reflecting body for a parabolic antenna in which the backup material 20 and the electromagnetic wave reflecting material 10 are integrated is manufactured. be done.
ここで、接着材１８としてのテトラ−は、前述のように
標準製品で表裏両面に表面粗度を大きくする表面処理が
施されているので、バックアップ材２０との接着性が高
く、電磁波反射材１０をバックアップ材２０へ強固に結
合する。Here, as described above, Tetra as the adhesive material 18 is a standard product and has been subjected to surface treatment to increase the surface roughness on both the front and back surfaces, so it has high adhesiveness with the backup material 20 and is an electromagnetic wave reflecting material. 10 is firmly connected to the backup material 20.
このように、接着剤の塗布作業がパラボラ形状への成形
前になされ、パラボラ形状への成形後には一切不要とな
るので、塗布作業及び塗布作業後の接合作業を機械化、
自動化することが可能となって、生産性が著しく向上さ
れるとともに、製品精度も安定する。In this way, the adhesive application work is done before forming into the parabolic shape, and is completely unnecessary after forming into the parabolic shape, so the application work and the bonding work after the application work can be mechanized.
It becomes possible to automate, significantly improving productivity and stabilizing product accuracy.
また、本実施例では表面保護膜１４にも、ポリフッ化ビ
ニルフィルムを用い、上記のようにして電磁波反射材１
０に接着しているので、以下のような優れた効果を有す
る。Further, in this embodiment, a polyvinyl fluoride film is also used for the surface protection film 14, and the electromagnetic wave reflecting material 1 is
0, it has the following excellent effects.
即ち、従来のパラボラアンテナ用電磁波反射体では表面
保護膜は薄厚であることを要求されることから塗装によ
る塗膜形成が採用されていたので、塗装のための電磁波
反射材の素地処理や下塗りが必要とされ、作業設備や作
業工数が多い欠点かあった。また、使用過程における塗
膜の劣化が早いので比較的短期間の定期的な再塗装を要
し、メインテナンスに手間を要する欠点があった。In other words, in conventional electromagnetic wave reflectors for parabolic antennas, the surface protective film was required to be thin, so a coating film was formed by painting. However, the drawback was that it required a large amount of work equipment and man-hours. Furthermore, since the coating film deteriorates quickly during use, it requires periodic repainting over a relatively short period of time, resulting in a drawback that maintenance is labor-intensive.
これに対し、本実施例では、塗装のような手間や設備を
要さず、耐久性が高いことから実質的にメインテナンス
が不要となる。In contrast, this embodiment does not require labor or equipment such as painting, and has high durability, so maintenance is virtually unnecessary.
さらに、本実施例ではこの表面保護膜１４が接着材１８
と同一のポリフッ化ビニルフィルムとしてのテトラ−か
らなるので材料点数が低減されるとともに、両者は同一
工程で電磁波反射材１０に接着されるので極めて効率的
である。Furthermore, in this embodiment, this surface protective film 14 is
Since it is made of the same polyvinyl fluoride film as tetra, the number of materials is reduced, and both are bonded to the electromagnetic wave reflecting material 10 in the same process, which is extremely efficient.
なお、上記製造条件においては、接着材１８としてのポ
リフッ化ビニルフィルムは以下に列記する条件を満たす
ことが要求されるが、テトラ−はそれらを全て満足して
いる。In addition, under the above manufacturing conditions, the polyvinyl fluoride film as the adhesive material 18 is required to satisfy the conditions listed below, and Tetra satisfies all of them.
（１）耐熱性； バックアップ材２０のパラボラ形 状への成形時に高熱にさらされる ので、これに耐えることが要求さ れる（１４０℃以上）。(1) Heat resistance; Parabolic shape of backup material 20 exposed to high heat when forming into shapes Therefore, it is required to withstand this (over 140℃).
ポリエチレン、塩化ビニル、ポリ プロピレン等の汎用プラスチック はこの条件を満足しない。polyethylene, vinyl chloride, poly General-purpose plastics such as propylene does not satisfy this condition.
（２）伸張性； 複合シート材とされた後にパラボ ラ形状に予備成形される際に伸び を要求される（伸び率５％以上）。(2) Stretchability; Parabolic after being made into composite sheet material elongates when preformed into a la shape. (elongation rate of 5% or more).
（３）接着性； 別途接着剤を要することなくバラ クアップ材２０との結合強度を確 保することが要求される。(3) Adhesiveness; Comes apart without the need for additional adhesive. Check the bonding strength with the backup material 20. is required to be maintained.
テトラ−では前述のように別途加 工を要することなく標準製品で充 分な接着性が確保されている。In Tetra, as mentioned above, additional Can be filled with standard products without requiring any engineering work. Adhesive properties are ensured.
なお、表面保護膜１４として、ウレタン系フィルム、ア
クリル系フィルム、ポリフッ化ビニルフィルム以外の他
のフッ素系フィルム、オレフィン系フィルム、ポリエス
テル系フィルム、塩化ビニル系フィルム、等を用いても
前記実施例と同様の効果を得ることができる。Note that even if a urethane film, an acrylic film, a fluorine film other than a polyvinyl fluoride film, an olefin film, a polyester film, a vinyl chloride film, etc. are used as the surface protective film 14, the same effect as in the above embodiments can be achieved. A similar effect can be obtained.
また、接着剤１２．１６として、他にエポキシ系、ゴム
系、エチレンビニルアセテート系、等の使用も可能であ
る。Furthermore, as the adhesive 12.16, it is also possible to use other adhesives such as epoxy, rubber, and ethylene vinyl acetate.
また、電磁波反射材１０として、本実施例のアルミニュ
ウム箔は低コストの割に反射率が高くコストパフォーマ
ンスに優れるが、他にもアルミニュム以外の金属箔、金
属板、金属網、金属繊維、等を使用することもできる。Further, as the electromagnetic wave reflecting material 10, the aluminum foil of this embodiment has a high reflectance and excellent cost performance considering its low cost, but other metal foils, metal plates, metal nets, metal fibers, etc. other than aluminum may also be used. You can also use
また、バックアップ材２０としてＦＲＰは寸法安定性（
形状保持性）、耐久性、対風圧強度、耐衝撃性に優れて
おり、ＳＭＣに代えてＴＭＣ（シック・モールディング
・コンパラン）’） やＢＭＣ（バルク・モールディン
グ・コンパウンド）とされたＦＲＰやＦＲＴＰ （繊維
強化熱可塑性樹脂）、熱硬化性樹脂、熱可塑性樹脂、等
の使用が可能である。In addition, FRP as the backup material 20 has dimensional stability (
It has excellent shape retention), durability, wind pressure strength, and impact resistance, and is used instead of SMC as TMC (thick molding compound) and BMC (bulk molding compound). It is possible to use fiber-reinforced thermoplastic resins), thermosetting resins, thermoplastic resins, etc.
第２図には本発明の第２実施例が示されており、この実
施例では表面保護膜１４が塗膜によって形成されている
点が前記実施例と相違している。この塗膜からなる表面
保護膜１４は電磁波反射体の製造工程の最終工程で黒色
の塗料を膜厚２０〜７０μｍ（本実施例では３０μｍ〉
で電磁波反射材１０の表面に塗布することで形成されて
いる。FIG. 2 shows a second embodiment of the present invention, which differs from the previous embodiment in that the surface protective film 14 is formed by a coating film. The surface protective film 14 made of this coating film is made by applying black paint to a thickness of 20 to 70 μm (30 μm in this example) in the final step of the manufacturing process of the electromagnetic wave reflector.
It is formed by coating the surface of the electromagnetic wave reflecting material 10 with.
［発明の効果］
以上に説明した通り本発明に係るパラボラアンテナ用電
磁波反射体では、接着強度のばらつき等の不具合を発生
させることなく生産性を向上させることができる効果を
有する。[Effects of the Invention] As explained above, the electromagnetic wave reflector for a parabolic antenna according to the present invention has the effect of improving productivity without causing problems such as variations in adhesive strength.
第１図は本発明の第１実施例を示すパラボラアンテナ用
電磁波反射体の中央部周辺の断面図、第２図は本発明の
第２実施例を示すパラボラアンテナ用電磁波反射体の中
央部周辺の断面図である。
１０・・・電磁波反射材、
１６・・・接着剤、
１８・・・接着材、
２０・・・バックアップ材。FIG. 1 is a cross-sectional view of the central portion of an electromagnetic wave reflector for a parabolic antenna according to a first embodiment of the present invention, and FIG. 2 is a sectional view of the central portion of an electromagnetic wave reflector for a parabolic antenna according to a second embodiment of the present invention. FIG. 10... Electromagnetic wave reflecting material, 16... Adhesive, 18... Adhesive material, 20... Backup material.
Claims (3)
脂製のバックアップ材へ結合されてなるパラボラアンテ
ナ用電磁波反射体において、前記接着手段が電磁波反射
材にパラボラ形状への成形前にあらかじめ接着されたポ
リフッ化ビニルフィルムとされてバックアップ材のパラ
ボラ形状への成形時にバックアップ材へ接着されること
を特徴とするパラボラアンテナ用電磁波反射体。(1) In an electromagnetic wave reflector for a parabolic antenna in which a metal electromagnetic wave reflector is bonded to a synthetic resin backup material via an adhesive means, the adhesive means is attached to the electromagnetic wave reflector in advance before forming the electromagnetic wave reflector into a parabolic shape. An electromagnetic wave reflector for a parabolic antenna, characterized in that it is an adhesive polyvinyl fluoride film and is adhered to a backup material when the backup material is molded into a parabolic shape.
の範囲（１）記載のパラボラアンテナ用電磁波反射体。(2) The electromagnetic wave reflector for a parabolic antenna according to claim (1), wherein the electromagnetic wave reflector is made of aluminum foil.
特許請求の範囲（１）記載のパラボラアンテナ用電磁波
反射体。(3) The electromagnetic wave reflector for a parabolic antenna according to claim (1), wherein the backup material is made of fiber-reinforced plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32324187A JPS63211802A (en) | 1987-12-21 | 1987-12-21 | Electromagnetic wave reflecting body for parabolic antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32324187A JPS63211802A (en) | 1987-12-21 | 1987-12-21 | Electromagnetic wave reflecting body for parabolic antenna |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59279404A Division JPS61152104A (en) | 1984-12-25 | 1984-12-25 | Electromagnetic wave reflector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63211802A true JPS63211802A (en) | 1988-09-02 |
Family
ID=18152578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP32324187A Pending JPS63211802A (en) | 1987-12-21 | 1987-12-21 | Electromagnetic wave reflecting body for parabolic antenna |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63211802A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02111913U (en) * | 1989-02-27 | 1990-09-07 | ||
| JPH0492813U (en) * | 1990-12-29 | 1992-08-12 | ||
| WO2025100388A1 (en) * | 2023-11-08 | 2025-05-15 | Ａｇｃ株式会社 | Electromagnetic wave reflection film |
-
1987
- 1987-12-21 JP JP32324187A patent/JPS63211802A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02111913U (en) * | 1989-02-27 | 1990-09-07 | ||
| JPH0492813U (en) * | 1990-12-29 | 1992-08-12 | ||
| WO2025100388A1 (en) * | 2023-11-08 | 2025-05-15 | Ａｇｃ株式会社 | Electromagnetic wave reflection film |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4933131A (en) | Method of fabricating composite structures | |
| US4842670A (en) | Molded vacuum bag for debulking and autoclaving laminates of complex shapes | |
| US4822436A (en) | Apparatus for debulking and autoclaving laminates of complex shapes | |
| US2668327A (en) | Method of making a curved honeycomb product | |
| US3472730A (en) | Heat-curable filament-reinforced resinous sheeting and laminating process using same | |
| US3616185A (en) | Glass fiber articles with a protective layer of polyurethane and method of preparation | |
| US2479342A (en) | Composite structure for use in aircraft construction | |
| US10780672B2 (en) | Localized panel stiffener | |
| JPS61152104A (en) | Electromagnetic wave reflector | |
| US20190316006A1 (en) | Fiber matrix adhesive tape | |
| US3926708A (en) | Method of manufacturing high strength fiber reinforced thermo plastic parts | |
| CN111051051B (en) | Composite structures for local reinforcement | |
| CZ295554B6 (en) | Sealing system with a sealing profile and adhesive strip | |
| US4019941A (en) | Method of constructing conveyor belting | |
| US1712965A (en) | Laminated board and method of making same | |
| JP2019072947A5 (en) | ||
| EP2170627A1 (en) | Method of attaching wheel overlays | |
| US9156237B2 (en) | Attachable elastomeric pad | |
| CN211641179U (en) | A kind of composite material board with strong bond | |
| JP3162541B2 (en) | Manufacturing method of honeycomb core | |
| CN110744871A (en) | A kind of composite material board with strong bond | |
| JP3208839U (en) | louver | |
| JPH0518283B2 (en) | ||
| JPH01184999A (en) | Electromagnetic wave reflector | |
| JP7198590B2 (en) | Resin-containing material structure and method for manufacturing resin-containing material structure |