JPS62194369U - - Google Patents
Info
- Publication number
- JPS62194369U JPS62194369U JP8341586U JP8341586U JPS62194369U JP S62194369 U JPS62194369 U JP S62194369U JP 8341586 U JP8341586 U JP 8341586U JP 8341586 U JP8341586 U JP 8341586U JP S62194369 U JPS62194369 U JP S62194369U
- Authority
- JP
- Japan
- Prior art keywords
- board
- gymnastics
- leaf spring
- utility
- layer part
- 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
- 230000009191 jumping Effects 0.000 claims description 6
- 239000010410 layer Substances 0.000 claims 7
- 239000002344 surface layer Substances 0.000 claims 5
- 239000003365 glass fiber Substances 0.000 claims 2
- 229920000049 Carbon (fiber) Polymers 0.000 claims 1
- 239000004917 carbon fiber Substances 0.000 claims 1
- 230000008602 contraction Effects 0.000 claims 1
- 239000003822 epoxy resin Substances 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 229920000647 polyepoxide Polymers 0.000 claims 1
- 229920001225 polyester resin Polymers 0.000 claims 1
- 239000004645 polyester resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920001187 thermosetting polymer Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Springs (AREA)
Description
第１図は第１の実施例を示す斜視図、第２図は
第１図における板ばね部を拡大した状態の斜視図
、第３図は第２の実施例を示す斜視図、第４図は
第３図における板ばね部を拡大した状態の斜視図
、第５図は第３の実施例を示す斜視図、第６図は
第５図における板ばね部を拡大した状態の斜視図
である。
図中の符合、Ａ……体操用踏切板、１……跳躍
板、２……底板、３……板ばね部、４……板ばね
部の中間層部、５……板ばね部の表面層部。
Fig. 1 is a perspective view showing the first embodiment, Fig. 2 is an enlarged perspective view of the leaf spring section in Fig. 1, Fig. 3 is a perspective view showing the second embodiment, Fig. 4 3 is an enlarged perspective view of the leaf spring portion in FIG. 3, FIG. 5 is a perspective view showing the third embodiment, and FIG. 6 is an enlarged perspective view of the leaf spring portion in FIG. 5. . Symbols in the diagram: A... Gymnastics takeoff board, 1... Jumping board, 2... Bottom plate, 3... Leaf spring section, 4... Intermediate layer of the leaf spring section, 5... Surface of the leaf spring section. Layer section.
Claims (1)
適宜形状とした板ばね部３を配設して成る体操用
踏切板Ａにおいて、 上記板ばね部３を、ガラス繊維マツト状のもの
から形成した中間層部４と、該中間層部の両面又
は片面にその伸縮方向に沿つて配設されたガラス
繊維、カーボン繊維、芳香族アミノ繊維等よりな
り高弾性率且つ高強度な表面層部５とから構成し
つつ、当該両層部をポリエステル樹脂或いはエポ
キシ樹脂等適宜の熱硬化性樹脂をもつて一体的に
形成してなることを特徴とする体操用踏切板Ａ。 (2) 板ばね部３を、極めてなだらかな略Ｓ字型
形状とし、その中間層部４の両面に表面層部５を
配設して成り、該板ばね部両端を跳躍板１の下面
と底板２の上面とに固着して成る実用新案登録請
求の範囲第１項記載の体操用踏切板Ａ。 (3) 板ばね部３を、極めてなだらかなＳ字型形
状とし、その中間層部４の両面に表面層部５を配
設して成り、該板ばね部下端は底板２の上面に固
着してなるが、その上端は跳躍板１の下面に当接
状態にして成る実用新案登録請求の範囲第１項記
載の体操用踏切板Ａ。 (4) 板ばね部３を、略Ｖ字型形状とし、その中
間層部４の湾曲外面に表面層部５を配設して成り
、該板ばね部両端を跳躍板１の下面と底板２の上
面とに固着して成る実用新案登録請求の範囲第１
項記載の体操用踏切板Ａ。 (5) 板ばね部３を、略Ｕ字型形状とし、その中
間層部４の湾曲外面に表面層部５を配設して成り
、該板ばね部両端を跳躍板１の下面と底板２の上
面とに固着して成る実用新案登録請求の範囲第１
項記載の体操用踏切板Ａ。 (6) 底板２を、一枚板として形成した実用新案
登録請求の範囲第１項乃至第５項記載の体操用踏
切板Ａ。 (7) 底板２を、適当幅でもつて両側に分離して
形成した実用新案登録請求の範囲第１項乃至第５
項記載の体操用踏切板Ａ。 (8) 跳躍板１を、極めてなだらかな湾曲状態に
形成した実用新案登録請求の範囲第１項乃至第７
項記載の体操用踏切板Ａ。 (9) 底板２を、極めてなだらかな湾曲状態に形
成した実用新案登録請求の範囲第１項乃至第８項
記載の体操用踏切板Ａ。[Scope of Claim for Utility Model Registration] (1) A gymnastics take-off board A comprising a jumping board 1 and a bottom board 2, with a suitably shaped leaf spring part 3 disposed between the two boards, the said leaf spring part 3, an intermediate layer part 4 formed from a glass fiber mat-like material, and glass fibers, carbon fibers, aromatic amino fibers, etc. disposed on both sides or one side of the intermediate layer part along the direction of expansion and contraction. The gymnastics is characterized in that it is composed of a surface layer portion 5 having a high elastic modulus and high strength, and both layers are integrally formed with a suitable thermosetting resin such as polyester resin or epoxy resin. Level crossing board A. (2) The leaf spring part 3 has a very gentle, substantially S-shaped shape, and the surface layer part 5 is arranged on both sides of the intermediate layer part 4, and both ends of the leaf spring part are connected to the lower surface of the jumping board 1. A gymnastics stepping board A according to claim 1, which is fixed to the upper surface of a bottom plate 2. (3) The leaf spring part 3 has a very gentle S-shape, and the surface layer part 5 is arranged on both sides of the intermediate layer part 4, and the lower end of the leaf spring is fixed to the upper surface of the bottom plate 2. A gymnastics take-off board A according to claim 1, which is a utility model registered, and has an upper end in contact with the lower surface of a jumping board 1. (4) The leaf spring part 3 is approximately V-shaped, and the surface layer part 5 is arranged on the curved outer surface of the intermediate layer part 4, and both ends of the leaf spring part are connected to the lower surface of the jumping board 1 and the bottom plate 2. The first claim for utility model registration consists of the upper surface of the
Gymnastics stepping board A described in Section 1. (5) The leaf spring part 3 is approximately U-shaped, and the surface layer part 5 is arranged on the curved outer surface of the intermediate layer part 4, and both ends of the leaf spring part are connected to the lower surface of the jumping board 1 and the bottom plate 2. The first claim for utility model registration consists of the upper surface of the
Gymnastics stepping board A described in Section 1. (6) A gymnastics takeoff board A according to claims 1 to 5 of the utility model registration claim, in which the bottom plate 2 is formed as a single plate. (7) Utility model registration claims 1 to 5 in which the bottom plate 2 is formed by separating it into both sides with an appropriate width.
Gymnastics stepping board A described in Section 1. (8) Claims 1 to 7 of the utility model registration in which the spring board 1 is formed in an extremely gently curved state.
Gymnastics stepping board A described in Section 1. (9) A gymnastics take-off board A according to claims 1 to 8 of the utility model registration claim, in which the bottom plate 2 is formed in an extremely gently curved state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8341586U JPS62194369U (en) | 1986-05-31 | 1986-05-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8341586U JPS62194369U (en) | 1986-05-31 | 1986-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62194369U true JPS62194369U (en) | 1987-12-10 |
Family
ID=30936982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8341586U Pending JPS62194369U (en) | 1986-05-31 | 1986-05-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62194369U (en) |
-
1986
- 1986-05-31 JP JP8341586U patent/JPS62194369U/ja active Pending
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