JPS63121502A - Wheel with spike tire - Google Patents
Wheel with spike tireInfo
- Publication number
- JPS63121502A JPS63121502A JP61264380A JP26438086A JPS63121502A JP S63121502 A JPS63121502 A JP S63121502A JP 61264380 A JP61264380 A JP 61264380A JP 26438086 A JP26438086 A JP 26438086A JP S63121502 A JPS63121502 A JP S63121502A
- Authority
- JP
- Japan
- Prior art keywords
- tire
- wheel
- spike
- solid tire
- rod
- 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
- 239000007787 solid Substances 0.000 claims abstract description 22
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 229920001875 Ebonite Polymers 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Landscapes
- Tires In General (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、ホイールの外周にタイヤが取付けられたタイ
ヤ付きホイールに関し、特にタイヤの外周部からスパイ
クを出没させるようにしたスパイクを備えたタイヤ付き
ホイールに関するものである。Detailed Description of the Invention (Field of Industrial Application) The present invention relates to a tire-equipped wheel in which a tire is attached to the outer periphery of the wheel, and in particular to a tire equipped with spikes that cause the spikes to appear and retract from the outer periphery of the tire. This relates to wheels with wheels.
（従来の技術）
従来の技術として、一端がトレッド部に埋込み固着され
他端がトレッド部から外方に突出した多数のスパイクを
有するタイヤを設け、該タイヤを、ホイールの外周部に
取付けてなる構造のものがあった。(Prior art) As a conventional technology, a tire is provided with a large number of spikes, one end of which is embedded and fixed in the tread portion and the other end of which protrudes outward from the tread portion, and the tire is attached to the outer periphery of the wheel. There was a structure.
（発明が解決しようとする問題点）
上記従来のものは、スパイクがトレッド部に突出固定さ
れていたため、スパイクの取外しができず、このためス
パイク付きタイヤとスパイクが装着されていないタイヤ
との２種類を用意し、これら２種類のタイヤを氷雪時と
非氷雪時とによって適宜交換せねばならなかった。(Problems to be Solved by the Invention) In the above-mentioned conventional tire, the spikes were fixed to protrude from the tread portion, so the spikes could not be removed, and as a result, there were two types of tires: one with spikes and one without spikes. It was necessary to prepare different types of tires and replace these two types of tires appropriately depending on whether it is icy or snowy.
このため従来のものは、経費が嵩むとともに多大な手数
を要する欠点があった。For this reason, the conventional method has the drawback of increasing costs and requiring a great deal of effort.
本発明は、上記欠点を解消した新規なスパイクを備えた
タイヤ付きホイールを得ることを目的とする。The object of the present invention is to obtain a wheel with a tire equipped with a novel spike that eliminates the above-mentioned drawbacks.
ｃ問題点を解決するための手段）
本発明は、上記目的を達成するために、以下の如く構成
したものである。c. Means for Solving Problems) In order to achieve the above object, the present invention is constructed as follows.
即ち、ホイールの外周にソリッドタイヤを設け、ホイー
ルの軸心部からホイールおよびソリッドタイヤを貫通す
る作動ロンドを少なくとも周方向に多数配列し、各作動
ロッドの外端部にスパイクを設け、前記ホイールの軸心
部に各作動ロッドを同時にホイールおよびソリッドタイ
ヤに対して半径方向に移動させる駆動機構を設ける構成
にしたものである。That is, a solid tire is provided on the outer periphery of the wheel, a large number of actuating rods are arranged at least in the circumferential direction from the axis of the wheel and passing through the wheel and the solid tire, and spikes are provided at the outer end of each actuating rod. A drive mechanism is provided at the shaft center to simultaneously move each actuating rod in the radial direction relative to the wheel and solid tire.
（作用）
本発明は上記構成にしたものであるから、駆動機構が一
方に作動すれば、各作動ロンドがホイールおよびソリッ
ドタイヤに対して半径方向外方に移動し、スパイクがソ
リッドタイヤの外周から外方に突出し、また、駆動機構
が他方に作動すれば、各作動ロッドがホイ゛−ルおよび
ソリッドタイヤに対して半径方向内方に移動し。(Function) Since the present invention has the above configuration, when the drive mechanism operates in one direction, each actuating rod moves radially outward with respect to the wheel and the solid tire, and the spikes move away from the outer periphery of the solid tire. When the actuating rods project outwardly and actuate the other, each actuating rod moves radially inward relative to the wheel and solid tire.
スパイクがソリッドタイヤの外周から内方に没入するこ
とになる。The spikes will sink inward from the outer periphery of the solid tire.
（実施例） 以下、本発明の実施例を図面に基いて説明する。(Example) Embodiments of the present invention will be described below with reference to the drawings.
まず１図面において、第１図は本発明の実施例を示す説
明用断面図、第２図はその要部断面図である。First, in the drawings, FIG. 1 is an explanatory cross-sectional view showing an embodiment of the present invention, and FIG. 2 is a cross-sectional view of the main part thereof.
第１図において１はディスクホイールであり、環状のリ
ム２とハブ３とを円板状のディスク４により一体的に連
結してなる。In FIG. 1, reference numeral 1 denotes a disc wheel, which is formed by integrally connecting an annular rim 2 and a hub 3 with a disc-shaped disc 4.
上記リム２の外周には硬質ゴム等の弾性体からなるソリ
ッドタイヤ５を取付け、このソリッドタイヤ５およびデ
ィスクホイール１には、多数の作動ロッド６を放射状に
貫通させ、またハブ３の軸心部には駆動機構８を配置す
る。A solid tire 5 made of an elastic material such as hard rubber is attached to the outer periphery of the rim 2, and a large number of operating rods 6 are passed radially through the solid tire 5 and the disc wheel 1. A drive mechanism 8 is disposed therein.
即ち、第１図および第２図に示すように、リム２および
ソリッドタイヤ５にロッド嵌挿孔１ａ・５ａを半径方向
に貫通形成し、このロッド嵌挿孔１ａ・５ａに作動ツロ
ッド６を摺動可能に嵌挿する。That is, as shown in FIGS. 1 and 2, rod insertion holes 1a and 5a are formed radially through the rim 2 and solid tire 5, and the actuating rod 6 is inserted into the rod insertion holes 1a and 5a. Insert movably.
この作動ロッド６は、軸心側で駆動機構８に連結される
金属性の係止ロッド６ａと外周側でソリッドタイヤ５内
を摺動する金属性の保持ロッド６ｂとを、硬質ゴム等の
弾性体６ｃで一体的に連結してなり、保持ロッド６ｂの
外端には。The operating rod 6 is made of elastic material such as hard rubber, and is connected to a metal locking rod 6a connected to the drive mechanism 8 on the axis side and a metal holding rod 6b sliding inside the solid tire 5 on the outer peripheral side. The body 6c is integrally connected to the outer end of the holding rod 6b.
金属性のスパイク７を着脱可能に取付ける。A metal spike 7 is detachably attached.
上記駆動機構８は、一端（右端）が閉塞され他端周部に
多数のスリットが形成されるとともにその内周がテーパ
ー面に形成されたコツプ状のコレット８ａを、ディスク
ホイール１のハブ３軸心部に同心に係止し、このコレッ
ト８ａのテーパ面にテーパー嵌合する円錐状の駆動体８
ｂを、コレット８ａの一端側軸心部にねじ嵌合させ、こ
のねじ部の外端にハンドル８Ｃを取付けてなる。The drive mechanism 8 drives a collet 8a, which has a conical shape with one end (right end) closed and a large number of slits formed around the other end, and whose inner periphery is tapered, to the hub 3 of the disc wheel 1. A conical drive body 8 is concentrically locked to the core and is taperedly fitted to the tapered surface of the collet 8a.
b is threadedly fitted into the axial center of one end of the collet 8a, and the handle 8C is attached to the outer end of this threaded part.
そして、上記コレット８ａの他端部外周部に前述した係
止ロッド６ｂの基端部を連結する。Then, the proximal end of the aforementioned locking rod 6b is connected to the outer circumference of the other end of the collet 8a.
これにより、ハンドル８ｃを介して駆動体８ｂを正逆回
転させて軸方向に往復動させることにより、コレット８
ａの他端側（左部）周壁を半径方向に作動させて各作動
ロッド６を同時に半径方向に移動させ、各スパイク７が
ソリッドタイヤ５の表面から外方に向かって出没するこ
とになる。また、上記弾性体６ｃは、スパイク７がソリ
ッドタイヤ５から外方に突出してこの部に地面側から過
負荷が加わった際に、短縮方向に変形してスパイク・係
止ロッド６ａおよび保持ロッド６Ｃへの衝撃を緩和し、
これらの損傷を防止することになる。As a result, the collet 8 is rotated forward and backward through the handle 8c to cause it to reciprocate in the axial direction.
The other end side (left side) peripheral wall of a is actuated in the radial direction to simultaneously move each actuating rod 6 in the radial direction, so that each spike 7 protrudes and retracts outward from the surface of the solid tire 5. Further, when the spikes 7 protrude outward from the solid tire 5 and an overload is applied to this portion from the ground side, the elastic body 6c deforms in the shortening direction, causing the spike/locking rod 6a and the holding rod 6C. reduce the impact on
This will prevent these damages.
なお、上記駆動体８ｂは、第３図および第４図に示すよ
うに、ディスクホイール１の軸心部内側に固定したブレ
ーキボス９内に油圧シリンダ１０を取付け、このピスト
ンロッド１０ａに駆動体８ｂを連結して軸方向に往復動
させるようにしてもよい。As shown in FIGS. 3 and 4, the driver 8b has a hydraulic cylinder 10 installed in a brake boss 9 fixed inside the axial center of the disc wheel 1, and the driver 8b is attached to the piston rod 10a. They may be connected to each other so as to reciprocate in the axial direction.
前述した駆動機構８は、第５図および第６図に示すよう
にしてもよい。The drive mechanism 8 described above may be configured as shown in FIGS. 5 and 6.
即ち、半径方向に背中合わせに配置した一対の油圧シリ
ンダ１１の各ピストンロッドｌｌａの先端部に、三角径
状のカム１２を取付け、各油圧シリンダ１１の半径方向
外方に多数１例えば１２個のブロック１３を環状に隣接
配置するとともに、各ブロック１３の各当接面の延出方
向を第５図に示すように、ピストンロッド１１ａの往復
動方向に対して、並行する第１当接面ア、外方に向かっ
て拡開傾斜する第２当接面イ、直交する第３当接面つに
形成し、第１当接面アを有する相隣るブロック１３ａ・
１３ａは、前述したカム１２にテーパ嵌合させる。That is, a triangular diameter cam 12 is attached to the tip of each piston rod lla of a pair of hydraulic cylinders 11 arranged back to back in the radial direction, and a large number of blocks (for example, 12) are installed radially outward of each hydraulic cylinder 11. 13 are arranged adjacent to each other in an annular shape, and as shown in FIG. Adjacent blocks 13a are formed with a second contact surface A that expands outward and a third contact surface that intersects with each other, and have a first contact surface A.
13a is tapered fitted to the cam 12 described above.
さらに上記各ブロック１３は、その外周部にコイルばね
等からなる環状の弾性体１６を巻回してこれの弾性力に
より常時軸心方向に移動付勢する。Further, each block 13 has an annular elastic body 16 made of a coil spring or the like wound around its outer periphery, and is always urged to move in the axial direction by the elastic force of the annular elastic body 16.
そして、各ブロック１３の半径方向外方にディスクホイ
ール１に固定された筒状のガイド１４を配置し、このガ
イド１４に前述した作動ロッド６の基端部を摺動可能に
嵌挿するとともに、その基端を各ブロック１３の外周面
に当接させてなる。なお、第５図中１５はガイド１４に
固定したブロック移動ガイドであり、軸心方向に向かっ
てテーバ状に縮小し、その先端部をブロック１３ａ・１
３ａ間に臨ませる。A cylindrical guide 14 fixed to the disk wheel 1 is arranged radially outward of each block 13, and the base end of the aforementioned actuating rod 6 is slidably inserted into this guide 14. Its base end is brought into contact with the outer peripheral surface of each block 13. Note that 15 in FIG. 5 is a block moving guide fixed to the guide 14, which is tapered in the axial direction and whose tip end is connected to the block 13a/1.
Have him appear between 3a.
上記第５図および第６図に示す駆動機端によれば、油圧
シリンダ１１・１１が半径方向に作動されると、各ブロ
ック１３は第５図のベクトルで示すように、軸心Ｏに対
して略放射方向に移動し、これに伴って各作動ロッド６
が半径方向外方に移動し、各スパイク７がソリッドタイ
ヤ５の表面から外方に向かって出没することになる。According to the driving machine end shown in FIGS. 5 and 6 above, when the hydraulic cylinders 11, 11 are operated in the radial direction, each block 13 is moved relative to the axis O as shown by the vector in FIG. The actuating rods 6 move approximately in the radial direction.
moves radially outward, and each spike 7 protrudes and retracts outward from the surface of the solid tire 5.
（発明の効果）
以上の説明から明らかな如く、本発明は、ホイールの軸
心部に設けた駆動機構を作動させることにより、各作動
ロッドを半径方向に移動させてスパイクをソリッドタイ
ヤに対して出没させるようにしたので、一種類のタイヤ
付ホイールでもって、氷雪時と非氷雪時とに対応したタ
イヤを手数を要することなくかつ迅速に得ることができ
る効果を奏する。(Effects of the Invention) As is clear from the above description, the present invention moves each actuating rod in the radial direction by operating a drive mechanism provided at the axial center of the wheel, thereby moving the spikes against the solid tire. Since the tires are made to appear and appear, it is possible to obtain tires suitable for both icy and snowy conditions without any trouble and quickly using a single type of tire-equipped wheel.
第１図は本発明の実施例を示す説明用断面図。
第２図はその要部断面図、第３図および第４図はそれぞ
れ駆動機構部の他の実施例を示す要部断面図、第５図は
駆動機構部のさらに他の実施例を示す説明用正面図、第
６図はその要部断面図である。
１：ディスクホイール、１ａ：ロッド嵌挿孔、２：リム
、３：ハブ、４：ディスク、５：ソリッドタイヤ、５ａ
：ロッド嵌挿孔、６：作動ロッド、６ａ：係止ロッド、
６ｂ＝保持ロンド、６ｃ：弾性体、７：スパイク、８：
駆動機構、８ａ：円筒体、８ｂ：駆動体、８ｃ：ハンド
ル、９ニブレーキボス、１０：油圧シリンダ、１゜ａ：
ピストンロッド。
出願代理人 松 本 久
第 １ 図
第 ２ ｒＭ
第 ３ 図
第 ４ 図FIG. 1 is an explanatory sectional view showing an embodiment of the present invention. FIG. 2 is a sectional view of the main part thereof, FIGS. 3 and 4 are sectional views of the main part showing other embodiments of the drive mechanism section, and FIG. 5 is an explanation showing still another embodiment of the drive mechanism section. The front view and FIG. 6 are sectional views of the main parts thereof. 1: Disc wheel, 1a: Rod insertion hole, 2: Rim, 3: Hub, 4: Disc, 5: Solid tire, 5a
: Rod insertion hole, 6: Operating rod, 6a: Locking rod,
6b=holding rondo, 6c: elastic body, 7: spike, 8:
Drive mechanism, 8a: Cylindrical body, 8b: Drive body, 8c: Handle, 9 Brake boss, 10: Hydraulic cylinder, 1°a:
piston rod. Application agent Hisashi Matsumoto 1 Figure 2 rM Figure 3 Figure 4
Claims (1)
の軸心部からホイールおよびソリッドタイヤを貫通する
作動ロッドを少なくとも周方向に多数配列し、各作動ロ
ッドの外端部にスパイクを設け、前記ホイールの軸心部
に各作動ロッドを同時にホイールおよびソリッドタイヤ
に対して半径方向に移動させる駆動機構を設けたことを
特徴とするスパイクを備えたタイヤ付きホイール。1. A solid tire is provided on the outer periphery of the wheel, a large number of actuating rods are arranged at least in the circumferential direction, passing through the wheel and the solid tire from the axis of the wheel, and a spike is provided at the outer end of each actuating rod, A wheel with tires equipped with spikes, characterized in that a drive mechanism is provided at the shaft center to simultaneously move each actuating rod in the radial direction relative to the wheel and the solid tire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61264380A JPS63121502A (en) | 1986-11-06 | 1986-11-06 | Wheel with spike tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61264380A JPS63121502A (en) | 1986-11-06 | 1986-11-06 | Wheel with spike tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63121502A true JPS63121502A (en) | 1988-05-25 |
Family
ID=17402347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61264380A Pending JPS63121502A (en) | 1986-11-06 | 1986-11-06 | Wheel with spike tire |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63121502A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120104834A1 (en) * | 2010-10-20 | 2012-05-03 | Oto Melara S.P.A. | Variable-diameter wheel |
| JP2019011010A (en) * | 2017-06-30 | 2019-01-24 | 株式会社イームズラボ | Unmanned vehicle tire |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59128403U (en) * | 1983-02-18 | 1984-08-29 | 山部 清一 | Running wheels with spike rods |
-
1986
- 1986-11-06 JP JP61264380A patent/JPS63121502A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59128403U (en) * | 1983-02-18 | 1984-08-29 | 山部 清一 | Running wheels with spike rods |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120104834A1 (en) * | 2010-10-20 | 2012-05-03 | Oto Melara S.P.A. | Variable-diameter wheel |
| US9180733B2 (en) * | 2010-10-20 | 2015-11-10 | Oto Melara S.P.A. | Variable-diameter wheel |
| JP2019011010A (en) * | 2017-06-30 | 2019-01-24 | 株式会社イームズラボ | Unmanned vehicle tire |
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