JP3326457B2 - Vehicle wheel - Google Patents
Vehicle wheelInfo
- Publication number
- JP3326457B2 JP3326457B2 JP01893994A JP1893994A JP3326457B2 JP 3326457 B2 JP3326457 B2 JP 3326457B2 JP 01893994 A JP01893994 A JP 01893994A JP 1893994 A JP1893994 A JP 1893994A JP 3326457 B2 JP3326457 B2 JP 3326457B2
- Authority
- JP
- Japan
- Prior art keywords
- spoke
- vehicle wheel
- rim
- rim portion
- present
- 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
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この発明は、ハブ部とスポーク部
とリム部とを備え、前記スポーク部が中空構造となるよ
うに一体鋳造された車両用ホイールに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle wheel having a hub portion, a spoke portion, and a rim portion, wherein the spoke portion is integrally formed so as to have a hollow structure.
【０００２】[0002]
【従来の技術】従来におけるこの種の車両用ホイールＷ
にあっては、図４に示すように、中空スポーク部２の先
端をリム部３におけるウェル部31内周面によって閉塞
し、リム部３内におけるタイヤの空気漏れを防止してい
る。2. Description of the Related Art Conventional vehicle wheels W of this kind
In FIG. 4, as shown in FIG. 4, the distal end of the hollow spoke portion 2 is closed by the inner peripheral surface of the well portion 31 in the rim portion 3 to prevent air leakage of the tire in the rim portion 3.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、かかる
従来の車両用ホイールＷにあっては、その構造上、スポ
ーク部２とリム部３との連設部が肉厚とならざるを得
ず、この結果、鋳造するにあたって、この部分に引け巣
が発生しやすいという不都合を有した。However, in such a conventional vehicle wheel W, the continuous portion between the spoke portion 2 and the rim portion 3 must be thick due to its structure. As a result, when casting, there was a disadvantage that shrinkage cavities are easily generated in this portion.
【０００４】この発明の課題は、かかる不都合を解消す
るために、中子（スポーク部の中空部を形成するための
中子）の容量を大きくすることなくスポーク部とリム部
との連設部を肉薄とし、鋳造するにあたってこの部分に
引け巣の発生するのを防止した車両用ホイールを提供す
ることである。[0004] An object of the present invention is to solve the inconvenience by providing a continuous portion between the spoke portion and the rim portion without increasing the capacity of the core (core for forming the hollow portion of the spoke portion). It is an object of the present invention to provide a vehicle wheel in which shrinkage cavities are prevented from being generated in this portion when casting is performed.
【０００５】また、別の課題は、リム部のタイヤ側空間
を大きくとって、タイヤの空気容量を増大し、タイヤの
クッション性を向上させた車両用ホイールを提供するこ
とである。Another object of the present invention is to provide a vehicle wheel in which the space on the tire side of the rim portion is increased to increase the air capacity of the tire and improve the cushioning properties of the tire.
【０００６】[0006]
【課題を解決するための手段】前記課題を達成するため
に、この発明の車両用ホイールにおいては、ハブ部と中
空スポーク部とリム部とを一体鋳造した車両用ホイール
において、前記リム部のウェル部に所要数の透孔を所定
間隔で設けるとともにこの透孔の周縁部に前記スポーク
部の先端開口を連設し、且つ、前記スポーク部の内部に
おける前記リム部近傍に隔壁を設けたものである。According to the present invention, there is provided a vehicle wheel according to the present invention, wherein a hub portion, a hollow spoke portion and a rim portion are integrally cast. A required number of through-holes are provided at predetermined intervals in the portion and a front end opening of the spoke portion is continuously connected to a peripheral portion of the through-hole, and a partition is provided near the rim portion inside the spoke portion. is there.
【０００７】[0007]
【作用】この発明に係る車両用ホイールは上記のように
構成されているため、スポーク部とリム部との連設部を
肉薄とすることができるとともにリム部のタイヤ側空間
を大きくとることができる。Since the vehicle wheel according to the present invention is constructed as described above, the connecting portion between the spoke portion and the rim portion can be made thinner and the space on the tire side of the rim portion can be increased. it can.
【０００８】[0008]
【実施例】図１〜図３において、Ｗは鋳造製二輪車用ホ
イール、１はこのホイールＷのハブ部である。また、2,
2,…は中空状のスポーク部であり、前記ハブ部１から放
射状に延びている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In FIGS. 1 to 3, W is a wheel for a cast motorcycle, and 1 is a hub portion of the wheel W. Also, 2,
2, ... are hollow spokes extending radially from the hub 1.
【０００９】３はリム部であり、そのウェル部31を介し
て前記スポーク部2,2,…の先端部に一体形成されてい
る。また、４は透孔であり、前記ウェル部31に所定間隔
で形成されている。そして、前記スポーク部２の先端開
口はこのウェル部31の透孔４の周縁部に気密状に連設し
ている。５は隔壁であり、前記スポーク部２の内部にお
けるリム部３の近傍に形成されている。この隔壁５はス
ポーク部２の内部を気密状に仕切り補助室51を構成して
いる。この補助室51はタイヤ空気の滞留室として機能す
る。Reference numeral 3 denotes a rim portion, which is formed integrally with the spoke portions 2, 2,... Via a well portion 31 thereof. Reference numeral 4 denotes a through hole, which is formed at a predetermined interval in the well portion 31. The distal end opening of the spoke 2 is connected to the periphery of the through hole 4 of the well 31 in an airtight manner. Reference numeral 5 denotes a partition wall, which is formed inside the spoke portion 2 and near the rim portion 3. The partition 5 forms an auxiliary chamber 51 which partitions the inside of the spoke portion 2 in an airtight manner. The auxiliary chamber 51 functions as a tire air retention chamber.
【００１０】[0010]
【発明の効果】この発明の車両用ホイールは、ハブ部と
中空スポーク部とリム部とを一体鋳造した車両用ホイー
ルにおいて、前記リム部のウェル部に所要数の透孔を所
定間隔で設けるとともにこの透孔の周縁部に前記スポー
ク部の先端開口を連設し、且つ、前記スポーク部の内部
における前記リム部近傍に隔壁を設けたため、スポーク
部とリム部との連設部を肉薄とすることができる。According to the vehicle wheel of the present invention, a required number of through holes are provided at predetermined intervals in a well portion of the rim portion in a vehicle wheel in which a hub portion, a hollow spoke portion and a rim portion are integrally cast. Since the leading end opening of the spoke portion is connected to the periphery of the through hole and a partition is provided near the rim portion inside the spoke portion, the connecting portion between the spoke portion and the rim portion is made thin. be able to.
【００１１】よって、中子（スポーク部の中空部を形成
するための中子）の容量を大きくすることなくスポーク
部とリム部との連設部を肉薄とし、鋳造するにあたって
この部分に引け巣の発生するのを防止した車両用ホイー
ルを提供することができる。Therefore, the connecting portion between the spoke portion and the rim portion is made thin without increasing the capacity of the core (core for forming the hollow portion of the spoke portion), and the shrinkage nest is formed in this portion when casting. It is possible to provide a vehicle wheel in which generation of the vehicle is prevented.
【００１２】また、この発明に係る車両用ホイールはリ
ム部のタイヤ側空間を大きくとることができるため、タ
イヤの空気容量を増大し、タイヤのクッション性を向上
させることができる。Further, since the vehicle wheel according to the present invention can provide a large space on the tire side of the rim portion, the air capacity of the tire can be increased, and the cushioning property of the tire can be improved.
【図１】この発明の車両用ホイールの部分断面正面図で
ある。FIG. 1 is a partial cross-sectional front view of a vehicle wheel of the present invention.
【図２】図１におけるIIーII線断面図である。FIG. 2 is a sectional view taken along line II-II in FIG.
【図３】図１におけるIII ーIII 線断面図である。FIG. 3 is a sectional view taken along line III-III in FIG.
【図４】図２に相当する従来例の図である。FIG. 4 is a diagram of a conventional example corresponding to FIG. 2;
１ ハブ部 ２ スポーク部 ３ リム部 31 ウェル部 ４ 透孔 ５ 隔壁 Ｗ 車両用ホイール。 DESCRIPTION OF SYMBOLS 1 Hub part 2 Spoke part 3 Rim part 31 Well part 4 Through hole 5 Partition wall W Wheel for vehicles.
フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) B60B 1/06 Continuation of front page (58) Field surveyed (Int.Cl. 7 , DB name) B60B 1/06
Claims (1)
体鋳造した車両用ホイールにおいて、前記リム部のウェ
ル部に所要数の透孔を所定間隔で設けるとともにこの透
孔の周縁部に前記スポーク部の先端開口を連設し、且
つ、前記スポーク部の内部における前記リム部近傍に隔
壁を設けたことを特徴とする車両用ホイール。1. A vehicle wheel in which a hub portion, a hollow spoke portion and a rim portion are integrally molded, a required number of through holes are provided at predetermined intervals in a well portion of the rim portion, and a peripheral portion of the through hole is provided with a predetermined number of through holes. A wheel for a vehicle, wherein a spoke tip is continuously provided, and a partition is provided near the rim inside the spoke.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP01893994A JP3326457B2 (en) | 1994-01-18 | 1994-01-18 | Vehicle wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP01893994A JP3326457B2 (en) | 1994-01-18 | 1994-01-18 | Vehicle wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07205602A JPH07205602A (en) | 1995-08-08 |
| JP3326457B2 true JP3326457B2 (en) | 2002-09-24 |
Family
ID=11985619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP01893994A Expired - Fee Related JP3326457B2 (en) | 1994-01-18 | 1994-01-18 | Vehicle wheel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3326457B2 (en) |
-
1994
- 1994-01-18 JP JP01893994A patent/JP3326457B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07205602A (en) | 1995-08-08 |
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