JP3098803B2 - Composite plate and method of manufacturing the same - Google Patents
Composite plate and method of manufacturing the sameInfo
- Publication number
- JP3098803B2 JP3098803B2 JP03165057A JP16505791A JP3098803B2 JP 3098803 B2 JP3098803 B2 JP 3098803B2 JP 03165057 A JP03165057 A JP 03165057A JP 16505791 A JP16505791 A JP 16505791A JP 3098803 B2 JP3098803 B2 JP 3098803B2
- Authority
- JP
- Japan
- Prior art keywords
- synthetic resin
- resin foam
- plywood
- producing
- composite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Veneer Processing And Manufacture Of Plywood (AREA)
- Laminated Bodies (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は床材や壁材等に使用する
ことのできる複合板に関し、更に詳しくは２枚の合板間
に合成樹脂発泡体層を積層せしめた複合板及びその製造
方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a composite board which can be used as a floor material or a wall material, and more particularly, to a composite board having a synthetic resin foam layer laminated between two plywood sheets and a method for producing the same. About.
【０００２】[0002]
【従来の技術】従来、床材や壁材等には、合板の層中に
合成樹脂発泡体層を積層せしめて防音性、遮音性及び保
温性等を持たせた複合板がある。これらの複合板の製造
方法は、合成樹脂発泡体を所定の厚みに加工し、これを
接着剤により２枚の合板の間に貼り合わせて積層するの
が一般的であった。2. Description of the Related Art Conventionally, flooring materials, wall materials, and the like include a composite board in which a synthetic resin foam layer is laminated in a plywood layer to provide soundproofing, sound insulation, heat insulation, and the like. In the production method of these composite plates, it was common to process a synthetic resin foam to a predetermined thickness, and to laminate the two between the two plywoods with an adhesive.
【０００３】従って、従来の製造方法は、合成樹脂発泡
体を所定の厚みに加工する工程と、加工した合成樹脂発
泡体の両面を上下両方の合板に接着する工程が必要であ
り、製造手間を要するという欠点を有していた。Therefore, the conventional manufacturing method requires a step of processing the synthetic resin foam to a predetermined thickness and a step of bonding both surfaces of the processed synthetic resin foam to both upper and lower plywoods. It had the disadvantage of costing.
【０００４】[0004]
【発明が解決しようとする課題】そこで、本発明者等
は、上記の欠点を解決すべく鋭意検討を重ねた結果、２
枚の合板の間に二次製品化された合成樹脂発泡体を積層
せしめるのではなく、合成樹脂発泡体原料を、２枚の合
板の間に充填して発泡硬化せしめることにより、合成樹
脂発泡体を加工する工程と、合成樹脂発泡体を合板に接
着する工程とを省略することができることを見出し、本
発明に到達した。従って、本発明の第１の目的は、製造
容易な複合板を提供することにある。本発明の第２の目
的は、新規な複合板の製造方法を提供することにある。The inventors of the present invention have conducted intensive studies to solve the above-mentioned drawbacks.
Processing synthetic resin foam by filling synthetic resin foam raw material between two plywoods and foam-curing, instead of laminating a synthetic resin foam made into a secondary product between two plywoods And the step of bonding the synthetic resin foam to the plywood can be omitted, and arrived at the present invention. Accordingly, a first object of the present invention is to provide a composite plate that is easy to manufacture. A second object of the present invention is to provide a novel method for manufacturing a composite board.
【０００５】[0005]
【課題を解決するための手段】本発明の上記の諸目的
は、上層の合板と下層の合板との間に合成樹脂発泡体層
を積層せしめる複合板の製造方法であって、該複合板の
４辺を囲む如く下側熱板上に設けた型枠内に載置された
下層の合板上にスペーサー片を配し、前記型枠内に合成
樹脂発泡体原料を充填した後上層の合板を載置し、次い
で前記合成樹脂発泡体原料を加熱して発泡せしめると共
に圧締することを特徴とする複合板の製造方法によって
達成された。SUMMARY OF THE INVENTION The above objects of the present invention are a method of manufacturing a composite board in which a synthetic resin foam layer is laminated between an upper plywood and a lower plywood.
It was placed in the form provided on the lower hot plate so as to surround the four sides.
Placing spacer pieces on the lower plywood and synthesizing in the mold
After filling the resin foam raw material, place the upper plywood, and then
When the synthetic resin foam material is heated and foamed in
The present invention has been attained by a method for manufacturing a composite plate, which comprises:
【０００６】以下、本発明の複合板及びその製造方法を
図面に基づいて詳述するが、本発明はこれによって限定
されるものではない。図１は、本発明の複合板の断面構
成を示す図である。図中、符号（１）は上層の合板、符
号（２）は下層の合板、及び符号（３）は合成樹脂発泡
体層を示し、符号（１０）は本発明の複合板の全体を示
す。Hereinafter, the composite plate of the present invention and a method for producing the same will be described in detail with reference to the drawings, but the present invention is not limited thereto. FIG. 1 is a diagram showing a cross-sectional configuration of the composite plate of the present invention. In the drawing, reference numeral (1) denotes an upper plywood, reference numeral (2) denotes a lower plywood, reference numeral (3) denotes a synthetic resin foam layer, and reference numeral (10) denotes the entire composite plate of the present invention.
【０００７】本発明の複合板は、上層の合板（１）と下
層の合板（２）との間に合成樹脂発泡体原料を充填して
発泡硬化せしめ、２枚の合板の間に合成樹脂発泡体層
（３）を形成せしめたものである。[0007] The composite board of the present invention is prepared by filling a synthetic resin foam material between an upper plywood (1) and a lower plywood (2) and foaming and hardening the same. The layer (3) is formed.
【０００８】本発明において使用する合板は、公知の木
質合板の中から適宜選択して使用することができ、通常
は３層〜７層からなる、厚みが２．５〜１２ｍｍの木質
合板を使用する。又、合成樹脂発泡体層（３）側の面
は、合成樹脂発泡体が付着し易いように粗面化処理を施
すこともできる。[0008] The plywood used in the present invention can be appropriately selected from known wood plywood, and is usually a wood plywood consisting of 3 to 7 layers and having a thickness of 2.5 to 12 mm. I do. The surface on the side of the synthetic resin foam layer (3) may be subjected to a surface roughening treatment so that the synthetic resin foam easily adheres.
【０００９】本発明において使用する合成樹脂発泡体原
料は、ポリウレタン樹脂発泡体、ポリオレフィン樹脂発
泡体、及び不飽和ポリエステル樹脂発泡体等の合成樹脂
発泡体を製造するのに使用する公知の原料の中から適宜
選択して使用することができるが、特に、合板との接着
性の観点からポリウレタン樹脂を使用することが好まし
い。又、本発明においては、合成樹脂発泡体原料に、セ
ルロース繊維やマイカ等の添加剤を混合することもでき
る。The synthetic resin foam raw materials used in the present invention include known raw materials used for producing synthetic resin foams such as polyurethane resin foams, polyolefin resin foams, and unsaturated polyester resin foams. , But it is particularly preferable to use a polyurethane resin from the viewpoint of adhesiveness to plywood. In the present invention, additives such as cellulose fiber and mica may be mixed with the synthetic resin foam raw material.
【００１０】本発明の複合板は、例えば、上層の合板
（１）の上面に化粧単板を、下層の合板（２）の下面に
緩衝材を更に積層せしめることにより、直貼り用の遮音
性木質床材として使用することができる他、防音壁、保
温壁等いろいろな用途に使用することができる。従っ
て、合成樹脂発泡体原料の種類、合成樹脂発泡体の発泡
倍率等は、複合板の使用目的によって適宜決定されるも
のである。[0010] The composite board of the present invention is, for example, a sound insulating property for direct bonding by further laminating a decorative veneer on the upper face of the upper plywood (1) and a cushioning material on the lower face of the lower plywood (2). In addition to being used as a wooden flooring material, it can be used for various purposes such as soundproof walls and heat insulating walls. Therefore, the type of the synthetic resin foam raw material, the expansion ratio of the synthetic resin foam, and the like are appropriately determined depending on the purpose of use of the composite plate.
【００１１】以下、本発明の複合板の製造方法を順を追
って説明する。図２は、本発明の複合板の製造方法を示
す図である。図中、符号（４）は型枠、符号（６）は合
成樹脂発泡体原料、符号（７）は熱プレス機の下側熱
板、符号（８）は熱プレス機の上側熱板、及び符号
（９）はストッパーを示し、他の符号は図１と同義であ
る。Hereinafter, the method for producing a composite plate according to the present invention will be described step by step. FIG. 2 is a diagram illustrating a method for manufacturing a composite plate according to the present invention. In the drawing, reference numeral (4) denotes a mold, reference numeral (6) denotes a synthetic resin foam raw material, reference numeral (7) denotes a lower hot plate of a hot press machine, reference numeral (8) denotes an upper hot plate of the hot press machine, and Reference numeral (9) indicates a stopper, and other reference numerals are the same as those in FIG.
【００１２】先ず、複合板の４辺を囲む如く設けた型枠
（４）を熱プレス機の下側熱板（７）に載置又は固定す
る。型枠（４）は、上層の合板（１）と下層の合板
（２）との間に充填する合成樹脂発泡体の原料（６）が
周囲に漏れ出すのを防止するためのものであり、合板の
４辺に隙間が生じないように形成することが好ましい。First, a mold (4) provided so as to surround four sides of the composite plate is placed or fixed on a lower hot plate (7) of a hot press. The formwork (4) is for preventing the raw material (6) of the synthetic resin foam to be filled between the upper plywood (1) and the lower plywood (2) from leaking to the periphery. It is preferable to form the plywood so that no gap is formed on the four sides.
【００１３】型枠（４）は、複合板の大きさに合わせて
調整することができるようにすることが好ましく、又、
合成樹脂発泡体原料（６）が発泡硬化した後、取り外し
が容易となるように分解組立が可能なものを使用するこ
とが好ましい。型枠（４）の材質は、木製、合成樹脂
製、及び金属製等の何れであっても良い。The formwork (4) is preferably adapted to be adjustable in accordance with the size of the composite board.
After the synthetic resin foam raw material (6) is foamed and hardened, it is preferable to use one that can be disassembled and assembled so that it can be easily removed. The material of the mold (4) may be any of wooden, synthetic resin, metal and the like.
【００１４】このようにして形成した型枠（４）内に、
図３に示した如く下層の合板（２）を挿入し、この上に
スペーサー片（５）を載置又は固定する。スペーサー片
（５）は、合成樹脂発泡体原料（６）を発泡させるまで
の間、上層の合板（１）の自重により合成樹脂発泡体原
料（６）が押し出されないようにすると共に、製品間の
バラツキをなくすためものであり、その目的を達成する
限りにおいて材質、数、配置、及び形状等を限定するも
のではない。In the mold (4) thus formed,
As shown in FIG. 3, a lower plywood (2) is inserted, and a spacer piece (5) is placed or fixed thereon. The spacer piece (5) prevents the synthetic resin foam material (6) from being extruded by the weight of the upper plywood (1) until the synthetic resin foam material (6) is foamed. The material, number, arrangement, shape, and the like are not limited as long as the object is achieved.
【００１５】ただし、その厚みは、合成樹脂発泡体層の
所望の厚みを越えるものであってはならない。又、本発
明においては、熱プレス機の下側熱板（７）に下層の合
板（２）を載置してから、その後に下層の合板（２）の
周囲に型枠（４）を配置して次の工程に移行することも
できる。However, its thickness must not exceed the desired thickness of the synthetic resin foam layer. In the present invention, the lower plywood (2) is placed on the lower hot plate (7) of the hot press machine, and then the mold (4) is placed around the lower plywood (2). Then, the process can proceed to the next step.
【００１６】次に、型枠（４）内に合成樹脂発泡体原料
（６）を充填し、次いでスペーサー片（５）を介して上
層の合板（１）を載置する。合成樹脂発泡体原料（６）
は、所望の厚み及び密度の合成樹脂発泡体を積層せしめ
るのに見合う量を適宜計量して充填する。Next, the synthetic resin foam raw material (6) is filled in the mold (4), and then the upper plywood (1) is placed via the spacer pieces (5). Synthetic resin foam raw material (6)
Is appropriately measured and filled in an amount suitable for laminating a synthetic resin foam having a desired thickness and density.
【００１７】本発明の製造方法においては、このように
して形成せしめた積層体を加熱・圧締して合成樹脂発泡
体原料（６）を発泡せしめるが、積層体の上面に所定の
圧力をかけた状態で合成樹脂発泡体原料（６）を加熱し
て発泡させ、発泡と圧締を同時に行っても、合成樹脂発
泡体原料（６）を加熱して発泡硬化せしめた後に積層体
の上面に所定の圧力をかけて加熱・圧締しても良い。In the manufacturing method of the present invention, the laminated body thus formed is heated and pressed to foam the synthetic resin foam raw material (6), but a predetermined pressure is applied to the upper surface of the laminated body. Even if the synthetic resin foam material (6) is heated and foamed in a state where the foaming is performed and the foaming and pressing are simultaneously performed, the synthetic resin foam material (6) is heated and foamed and hardened, and then, is formed on the upper surface of the laminate. Heating and pressing may be performed by applying a predetermined pressure.
【００１８】加熱及び加圧条件は、使用する合成樹脂発
泡体原料の種類により相違するが、例えばウレタン樹脂
発泡体原料を使用する場合には加熱温度を４０℃〜８０
℃、圧力を１〜５ｋｇ／ｃｍ2 とし、加熱加圧時間を５
〜１５分の範囲とすることが好ましい。The heating and pressurizing conditions differ depending on the type of synthetic resin foam material to be used. For example, when a urethane resin foam material is used, the heating temperature is set at 40 ° C. to 80 ° C.
° C, the pressure is 1-5 kg / cm 2 , and the heating and pressing time is 5
It is preferable to set the range to 15 minutes.
【００１９】合成樹脂発泡体原料（６）が発泡硬化した
後に圧締を行う場合には、上側熱板（８）で合成樹脂発
泡体原料（６）を加熱して発泡させた後、上側熱板
（８）を下降させて複合板が所望の厚みとなるまで合成
樹脂発泡体を圧縮する。[0019] When the synthetic resin foam material (6) performs a clamping after foaming and curing, after foamed by heating synthetic resin foam material (6) on the side heating plates (8), the upper The hot plate (8) is lowered to compress the synthetic resin foam until the composite plate has the desired thickness.
【００２０】本発明においては、型枠（４）の外側に複
合板の完成厚みと同じ高さを有するストッパー（９）を
配置することができ、これにより複合板の厚みが一定に
なるようにすることができる。ストッパー（９）の材質
は、圧縮によって変位が生じないものを使用し、形状・
数等は上記の条件を満足する限り特に限定されるもので
はない。以上のようにして、上層の合板（１）と下層の
合板（２）との間に所望の厚みで、所望の密度の合成樹
脂発泡体層（３）を積層することができる。In the present invention, a stopper (9) having the same height as the completed thickness of the composite plate can be arranged outside the formwork (4) so that the thickness of the composite plate becomes constant. can do. The stopper (9) is made of a material that does not generate displacement due to compression.
The number and the like are not particularly limited as long as the above conditions are satisfied. As described above, a synthetic resin foam layer (3) having a desired thickness and a desired density can be laminated between the upper plywood (1) and the lower plywood (2).
【００２１】[0021]
【作用】本発明の複合板は、上層の合板（１）、下層の
合板（２）、及び型枠（４）で合成樹脂発泡体原料
（６）を囲ったまま熱プレス機にかけて合成樹脂発泡体
原料（６）を発泡させてなるので、上層の合板（１）と
下層の合板（２）が、そのまま成形型枠として機能し、
合成樹脂発泡体を加工する工程を必要としない。The composite board of the present invention is obtained by subjecting a synthetic resin foam to a hot press while surrounding the synthetic resin foam material (6) with the upper plywood (1), the lower plywood (2), and the formwork (4). Since the body material (6) is foamed, the plywood (1) of the upper layer and the plywood (2) of the lower layer function as a molding form as it is,
There is no need to process a synthetic resin foam.
【００２２】又、合成樹脂発泡体原料（６）は接着剤と
しての機能も有するので上層の合板（１）と下層の合板
（２）の間で発泡硬化した合成樹脂発泡体は合板に強固
に接着する。更に、本発明の複合板の製造方法は合成樹
脂発泡体原料（６）を加熱して発泡させると共に圧締す
るので、複合板の厚みを容易に調整することができる。Since the synthetic resin foam raw material (6) also has a function as an adhesive, the synthetic resin foam foamed and cured between the upper plywood (1) and the lower plywood (2) is firmly attached to the plywood. Glue. Further, in the method for producing a composite board of the present invention, the synthetic resin foam raw material (6) is heated and foamed and pressed, so that the thickness of the composite board can be easily adjusted.
【００２３】[0023]
【実施例】以下、本発明の複合板の製造方法を、実施例
に基づいて詳述するが、本発明はこれによって限定され
るものではない。EXAMPLES Hereinafter, the method for producing a composite plate of the present invention will be described in detail with reference to examples, but the present invention is not limited thereto.
【００２４】実施例１．熱プレス機の下側熱板（７）の
上に型枠（４）を配置し、この中に厚みが９ｍｍの下層
の合板（２）を型枠（４）内に挿入した。次に、厚みが
１．２ｍｍの合成樹脂製のスペーサー片（５）を下層の
合板（２）の上の４箇所に均等に載置し、次いで発泡ウ
レタン樹脂原料（６）（ポリウレタン化成株式会社製商
品名：ＥＣ−７Ｘの原料溶液）を充填した。Embodiment 1 FIG. The mold (4) was placed on the lower hot plate (7) of the hot press, and the lower plywood (2) having a thickness of 9 mm was inserted into the mold (4). Next, spacer pieces (5) made of a synthetic resin having a thickness of 1.2 mm are evenly placed on four places on the lower plywood (2), and then a urethane foam raw material (6) (Polyurethane Chemical Co., Ltd.) (Trade name: EC-7X raw material solution).
【００２５】次に、上層の合板として厚みが２．５ｍｍ
の合板（１）をスペーサー片（５）を介して載置した
後、型枠（４）の外側に高さが１２．５ｍｍのストッパ
ー（９）を配置した。このストッパー（９）に熱プレス
機の上側熱板（８）を載置し、これに２．５ｋｇ／ｃｍ
2 の圧力を加えた状態のまま積層体の上面及び下面を５
０℃で１０分間加熱した。Next, the thickness of the upper plywood is 2.5 mm.
After the plywood (1) was placed via the spacer piece (5), a stopper (9) having a height of 12.5 mm was arranged outside the mold (4). The upper hot plate (8) of the hot press is placed on this stopper (9), and 2.5 kg / cm
While the pressure of 2 is applied, the upper and lower surfaces of the
Heat at 0 ° C. for 10 minutes.
【００２６】以上の如くして、合成樹脂発泡体原料
（６）を上層の合板（１）と下層の合板（２）との間で
発泡硬化させて合成樹脂発泡体層（３）を形成し、本発
明の複合板を得た。得られた複合板の接着強度を測定し
たところ、従来の接着剤により積層せしめた複合板に劣
らず、十分な接着強度を有することが確認された。As described above, the synthetic resin foam raw material (6) is foamed and cured between the upper plywood (1) and the lower plywood (2) to form a synthetic resin foam layer (3). Thus, a composite plate of the present invention was obtained. When the adhesive strength of the obtained composite board was measured, it was confirmed that the composite board had sufficient adhesive strength as compared with the composite board laminated with the conventional adhesive.
【００２７】[0027]
【発明の効果】以上詳述した如く、本発明の複合板は、
合成樹脂発泡体を独立に製造する工程と、合成樹脂発泡
体層を合板に接着する工程とを必要とすることなく製造
されるので原料単位を低減することができると共に、製
造時間が短縮されるので大量の用途に好適である。又、
本発明の複合板の製造方法は、合成樹脂発泡体原料を２
枚の合板の間で発泡させると共に圧締するので、容易に
所望の厚みの複合板を製造することができる。As described in detail above, the composite board of the present invention is:
Since it is manufactured without the need for a step of independently manufacturing a synthetic resin foam and a step of bonding a synthetic resin foam layer to plywood, it is possible to reduce raw material units and shorten the manufacturing time Therefore, it is suitable for mass use. or,
The method for producing a composite board according to the present invention comprises the steps of:
Since the plywood is foamed and pressed between the plywoods, a composite board having a desired thickness can be easily manufactured.
【図１】本発明の複合板の断面構成を示す図である。FIG. 1 is a diagram showing a cross-sectional configuration of a composite plate of the present invention.
【図２】本発明の複合板の製造方法を示す図である。FIG. 2 is a view showing a method for producing a composite plate of the present invention.
【図３】本発明の複合板の製造方法における型枠内の状
態を示す斜視図である。FIG. 3 is a perspective view showing a state in a mold in the method of manufacturing a composite plate according to the present invention.
１ 上層の合板 ２ 下層の合板 ３ 合成樹脂発泡体層 ４ 型枠 ５ スペーサー片 ６ 発泡体原料 ７ 下側熱板 ８ 上側熱板 ９ ストッパー １０ 複合板1 layer of plywood 2 lower plate 3 synthetic resin foam layer 4 Formwork 5 spacer piece 6 foam material 7 the lower heating plate 8 on the side heating plate 9 stopper 10 composite board
───────────────────────────────────────────────────── フロントページの続き (72)発明者 西村 東彦 山口県岩国市飯田町２−８−１ 山陽国 策パルプ株式会社内 (56)参考文献 特開 昭62−267111（ＪＰ，Ａ) 特開 平２−127037（ＪＰ，Ａ) 特開 平３−82509（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) B32B 1/00 - 35/00 B29C 39/00 - 39/44 B27D 1/00 - 1/10 ──────────────────────────────────────────────────続 き Continuation of the front page (72) Inventor Higashihiko Nishimura 2-8-1 Iida-cho, Iwakuni-shi, Yamaguchi Prefecture Sanyo Kokusaku Pulp Co., Ltd. (56) References JP-A-62-267111 (JP, A) JP-A-2-127037 (JP, A) JP-A-3-82509 (JP, A) (58) Fields investigated (Int. Cl. 7 , DB name) B32B 1/00-35/00 B29C 39/00- 39/44 B27D 1/00-1/10
Claims (6)
脂発泡体層を積層せしめる複合板の製造方法であって、
該複合板の４辺を囲む如く下側熱板上に設けた型枠内に
載置された下層の合板上にスペーサー片を配し、前記型
枠内に合成樹脂発泡体原料を充填した後上層の合板を載
置し、次いで前記合成樹脂発泡体原料を加熱して発泡せ
しめると共に圧締することを特徴とする複合板の製造方
法。1. A method for producing a composite board, comprising laminating a synthetic resin foam layer between an upper plywood and a lower plywood,
After placing spacer pieces on a lower plywood placed in a mold provided on a lower hot plate so as to surround four sides of the composite plate, and filling the mold with a synthetic resin foam material A method for producing a composite board, comprising placing an upper layer of plywood, and then heating and foaming the synthetic resin foam raw material and pressing.
め、次いで加熱・圧締する請求項１に記載の複合板の製
造方法。2. The method for producing a composite board according to claim 1, wherein the synthetic resin foam raw material is heated to foam, and then heated and pressed.
ると同時に圧締する請求項１に記載の複合板の製造方
法。3. The method for manufacturing a composite board according to claim 1, wherein the synthetic resin foam raw material is heated and foamed, and simultaneously pressed.
段が、下側熱板と上側熱板からなる熱プレス機である請
求項１〜３の何れかに記載の複合板の製造方法。4. The method for producing a composite plate according to claim 1, wherein the means for heating and pressing the synthetic resin foam material is a hot press comprising a lower hot plate and an upper hot plate. .
さを有するストッパーを配置して熱プレス機の上側熱板
と下側熱板とが一定の間隔になる如く制限する請求項４
に記載の複合板の製造方法。5. A stopper having the same height as the finished thickness of the composite plate is arranged outside the formwork so as to limit the upper and lower hot plates of the hot press machine so as to have a constant interval. 4
3. The method for producing a composite plate according to item 1.
樹脂発泡体側の表面が粗面化処理されている請求項１〜
５の何れかに記載の複合板の製造方法。6. The synthetic resin foam-side surface of the upper plywood and / or the lower plywood is roughened.
5. The method for producing a composite board according to any one of the above items 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03165057A JP3098803B2 (en) | 1991-06-10 | 1991-06-10 | Composite plate and method of manufacturing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03165057A JP3098803B2 (en) | 1991-06-10 | 1991-06-10 | Composite plate and method of manufacturing the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05193036A JPH05193036A (en) | 1993-08-03 |
| JP3098803B2 true JP3098803B2 (en) | 2000-10-16 |
Family
ID=15805031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP03165057A Expired - Fee Related JP3098803B2 (en) | 1991-06-10 | 1991-06-10 | Composite plate and method of manufacturing the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3098803B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8088043B2 (en) | 2007-09-07 | 2012-01-03 | Nike, Inc. | Wearable device assembly having athletic functionality |
| US9122250B2 (en) | 2009-04-26 | 2015-09-01 | Nike, Inc. | GPS features and functionality in an athletic watch system |
| US9141087B2 (en) | 2009-04-26 | 2015-09-22 | Nike, Inc. | Athletic watch |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7222727B2 (en) * | 2019-01-24 | 2023-02-15 | 日東電工株式会社 | Low dielectric substrate material and manufacturing method thereof |
-
1991
- 1991-06-10 JP JP03165057A patent/JP3098803B2/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8088043B2 (en) | 2007-09-07 | 2012-01-03 | Nike, Inc. | Wearable device assembly having athletic functionality |
| US8370549B2 (en) | 2007-09-07 | 2013-02-05 | Nike, Inc. | Wearable device assembly having athletic functionality |
| US8408436B2 (en) | 2007-09-07 | 2013-04-02 | Nike, Inc. | Wearable device assembly having athletic functionality |
| US8469862B2 (en) | 2007-09-07 | 2013-06-25 | Nike, Inc. | Wearable device assembly having athletic functionality |
| US9122250B2 (en) | 2009-04-26 | 2015-09-01 | Nike, Inc. | GPS features and functionality in an athletic watch system |
| US9141087B2 (en) | 2009-04-26 | 2015-09-22 | Nike, Inc. | Athletic watch |
| US9329053B2 (en) | 2009-04-26 | 2016-05-03 | Nike, Inc. | Athletic watch |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05193036A (en) | 1993-08-03 |
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