JPS63212102A - Hollow wheel - Google Patents
Hollow wheelInfo
- Publication number
- JPS63212102A JPS63212102A JP62046151A JP4615187A JPS63212102A JP S63212102 A JPS63212102 A JP S63212102A JP 62046151 A JP62046151 A JP 62046151A JP 4615187 A JP4615187 A JP 4615187A JP S63212102 A JPS63212102 A JP S63212102A
- Authority
- JP
- Japan
- Prior art keywords
- wall part
- thickness
- side wall
- tyre
- wheel
- 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.)
- Granted
Links
- DOSMHBDKKKMIEF-UHFFFAOYSA-N 2-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]-5-[3-[3-[4-(1-methylindol-3-yl)-2,5-dioxopyrrol-3-yl]indol-1-yl]propylsulfamoyl]benzenesulfonate Chemical compound C1=CC(=[N+](CC)CC)C=C2OC3=CC(N(CC)CC)=CC=C3C(C=3C(=CC(=CC=3)S(=O)(=O)NCCCN3C4=CC=CC=C4C(C=4C(NC(=O)C=4C=4C5=CC=CC=C5N(C)C=4)=O)=C3)S([O-])(=O)=O)=C21 DOSMHBDKKKMIEF-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000013013 elastic material Substances 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052742 iron Inorganic materials 0.000 abstract description 4
- 229920003051 synthetic elastomer Polymers 0.000 abstract description 2
- 239000005061 synthetic rubber Substances 0.000 abstract description 2
- 239000012858 resilient material Substances 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 1
- 241000209094 Oryza Species 0.000 description 5
- 235000007164 Oryza sativa Nutrition 0.000 description 5
- 235000009566 rice Nutrition 0.000 description 5
- 229920001971 elastomer Polymers 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003466 welding 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、乗用型田植機等の各種作業機に装着される中
空車輪に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a hollow wheel mounted on various working machines such as a riding rice transplanter.
従来の中空車輪においては、側壁部と接地側壁部との厚
みが同じであって、例えば、水田圃場や路上において横
滑り方向の対地性能が悪いものであった。In conventional hollow wheels, the thickness of the side wall portion and the ground contacting side wall portion are the same, and the ground performance in the skidding direction is poor, for example, in a paddy field or on the road.
この発明は、上記問題点を解決すべく円環状リム１に弾
性材よりなるタイヤ２を被覆若しくは装着してなる中空
車輪において、該タイヤ２の側壁部３と接地側壁部４と
の交差部５の厚みＨを接地側壁部４の厚みｈよりも厚く
したことを特徴とする中空車輪
〔発明の効果〕
タイヤ２の側壁部３と接地側壁部４との交差部５の厚み
Ｈを接地側壁部４の厚みｈよりも厚くしたものであるか
ら、例えば、水田圃場などで車輪を用いて、横滑り方向
の力が作用したときに、該タイヤ２の側壁部３と接地側
壁部４との交差部５が厚く形成されているので、車輪が
横滑りを起こすのを阻止し優れた対地性能を発揮するこ
とができる。In order to solve the above-mentioned problems, the present invention provides a hollow wheel in which a tire 2 made of an elastic material is covered or attached to an annular rim 1. A hollow wheel characterized in that the thickness H of the tire 2 is thicker than the thickness h of the ground contact side wall 4 [Effect of the invention] The thickness H of the intersection 5 between the side wall 3 and the ground contact side wall 4 of the tire 2 is set to Since the tire is thicker than the thickness h of tire 2, for example, when a wheel is used in a paddy field and a force in the direction of skidding is applied, the intersection of the side wall 3 and the ground contact side wall 4 of the tire 2 5 is formed thickly, it is possible to prevent the wheels from skidding and exhibit excellent ground performance.
以下、図面に示すこの発明の一実施例について説明する
。An embodiment of the present invention shown in the drawings will be described below.
６は乗用型田植機Ａの車輪７に車輪を装着するための鉄
性円管状のボスであって、車輪７に装着するためのピン
８を通す孔（図示せず）が設けられている。Reference numeral 6 denotes an iron tubular boss for attaching the wheel to the wheel 7 of the riding rice transplanter A, and is provided with a hole (not shown) through which a pin 8 for attaching to the wheel 7 passes.
１は鉄製の板材よりなる円環状リムであって、前記ボス
６と４本の鉄パイプ材よりなるスポーク１０・・・によ
り溶接連結されて一体化されている。、２は合成ゴムそ
の他の弾性材料にて形成されたチュウブレスのタイヤで
あって、上記の円環状リム１の凹部の内側にその基端部
１１・１１が填め込まれている。Reference numeral 1 denotes an annular rim made of a plate made of iron, which is integrally connected to the boss 6 by welding through spokes 10 made of four iron pipes. , 2 is a chewless tire made of synthetic rubber or other elastic material, and its base end portions 11 are fitted inside the recess of the annular rim 1.
１２はタイヤ内部に空気を入れる為の一般的なバルブで
ある。12 is a general valve for injecting air into the tire.
タイヤ２は、側壁部３と接地側壁部４との交差部５の厚
みＨを接地側壁部４の厚みｈよりも厚く形成してあり、
該接地側壁部４と交差部５との外側方（接地側）には平
面視Ｔ字状の推進用のラグ１３・・・が一定間隔に一体
的に形成されている。そして、ラグ１３・１３間には背
の低いリブ１４が設けられている。In the tire 2, the thickness H of the intersection portion 5 between the side wall portion 3 and the ground contact side wall portion 4 is formed to be thicker than the thickness h of the ground contact side wall portion 4,
T-shaped propulsion lugs 13 in plan view are integrally formed at regular intervals on the outer side (ground contact side) of the grounding side wall portion 4 and the intersection portion 5. A short rib 14 is provided between the lugs 13.
一方、乗用型田植機Ａは乗用型牽引車１５の後部にリン
ク機構１６を介して田植作業機１７を上下動自在に装着
して構成されている。On the other hand, the riding-type rice transplanter A is constructed by mounting a rice-transplanting machine 17 on the rear part of a riding-type tractor 15 via a link mechanism 16 so as to be vertically movable.
乗用型牽引車１５は、前記の車輪を前輪及び後輪として
用いており１機体上には平面上のステップ１８が設けら
れ、操行ハンドル１９・操縦席２０等により構成されて
いる。The passenger type towing vehicle 15 uses the aforementioned wheels as front wheels and rear wheels, has a planar step 18 on its body, and is constituted by a steering handle 19, a driver's seat 20, and the like.
田植作業機１７は、一般的なものであって、フレームを
兼ねた植付部伝動ケース２１、左右往復動自在の苗タン
ク２２、整地フロート２３・・・、及び苗植付具２４・
・・等により構成されている。The rice transplanting machine 17 is a general type, and includes a planting part transmission case 21 that also serves as a frame, a seedling tank 22 that can freely reciprocate from side to side, a soil leveling float 23, and a seedling planting tool 24.
It is composed of...etc.
上記のように構成された車輪にあっては、円環状リム１
に弾性材よりなるチュウブレスのタイヤ２を装着し、タ
イヤ２の側壁部３と接地側壁部４との交差部５の厚みＨ
を接地側壁部４の厚みｈよりも厚くしたものであるから
、水田圃場などで車輪に横滑り方向の力が作用したとき
、該タイヤ２の側壁部３と接地側壁部４との交差部５が
厚く形成されている為、車輪が横滑りを起こすのを阻止
し優れた対地性能を発揮する。また、交差部５の厚みＨ
が厚く形成されているので、第１図におけるＢ方向の衝
撃力に対しても良好に衝撃を吸収し、走行性能−が安定
している。In the wheel configured as described above, the annular rim 1
A tubeless tire 2 made of an elastic material is mounted on the tire 2, and the thickness H of the intersection 5 between the side wall 3 of the tire 2 and the ground contact side wall 4 is
is made thicker than the thickness h of the ground contact side wall 4, so when a force in the direction of skidding is applied to the wheel in a paddy field etc., the intersection 5 between the side wall 3 and the ground contact side wall 4 of the tire 2 is Because it is thick, it prevents the wheels from skidding and provides excellent ground performance. Also, the thickness H of the intersection 5
Since it is formed thickly, it can absorb the impact force in the direction B in FIG. 1 well, and the running performance is stable.
第３図に示す例は、第２実施例であって、上記の平面視
Ｔ字状の推進用のラグ１３・・・に換えて、平面視Ｚ状
のラグ１３″・・・を用いており、このようなラグ１３
′にすると、推進力が増大すると共に、路上ではラグ間
隔が狭いので走行が安定する。The example shown in FIG. 3 is a second embodiment, in which lugs 13'', which are Z-shaped in plan view, are used instead of the T-shaped propulsion lugs 13 in plan view. 13 rugs like this
When set to '', the propulsive force increases and the lug spacing is narrow, making driving stable on the road.
第４図に示す例は、第３実施例であって、上記の平面視
Ｔ字状の推進用のラグ１３・・・及び平面視Ｚ状のラグ
１３′・・・のラグ中央部を弧状に切欠き。The example shown in FIG. 4 is a third embodiment, in which the center portions of the propulsion lugs 13, which are T-shaped in plan view, and the lugs 13', which are Z-shaped in plan view, are shaped like an arc. Notch in.
ラグの対地支持力を増大すべく構成している。It is constructed to increase the ground support capacity of the lug.
第５図に示す例は、第４実施例であって、上記。The example shown in FIG. 5 is the fourth embodiment, and is the same as described above.
のチュウブレスタイヤに換えて、円環状リム１を被覆す
るタイヤ２の内部に一体的に中空部２５を形成したもの
を示す。そして、その製造方法を述べると、先ず、タイ
ヤ２を構成する左右側部２６・２７を各々型により生ゴ
ムのままで成型する。この２分割された左右側部２６・
２７は、製造する車輪の全周を４つに分けた長さの円弧
状に形成する。そして、左右側部２６・２７は、円環状
リム１の全周を被覆するようにリム被覆部２８・２９形
成されていると共に、その接地外周部に一定の間隔で第
１実施例と同じラグ１３・・・が一体内に形成されてい
る。In place of the tubeless tire shown in FIG. 1, a hollow portion 25 is integrally formed inside a tire 2 that covers an annular rim 1. To describe the manufacturing method, first, the left and right side portions 26 and 27 constituting the tire 2 are molded using molds using raw rubber. This two-divided left and right side portion 26.
27 is formed into an arc shape with a length that divides the entire circumference of the wheel to be manufactured into four parts. The left and right side parts 26 and 27 are formed with rim covering parts 28 and 29 so as to cover the entire circumference of the annular rim 1, and the same lugs as in the first embodiment are arranged at regular intervals on the outer periphery of the ground. 13... are formed in one piece.
そして、車輪の左右成形型間にボス６と４本のスポーク
１０・・・により溶接連結されて一体化された円環状リ
ム１及び左右側部２６・２７を各々４つ入れて、中空部
２５に一定圧の圧縮空気を送り込みながら、左右成形型
にてプレス成型して、生ゴムを硫化して車輪を製造する
。Then, the annular rim 1 and four left and right side parts 26 and 27, which are welded and connected by the boss 6 and four spokes 10, are inserted between the left and right molds of the wheel, and the hollow part 25 While feeding compressed air at a constant pressure, press molding is performed using left and right molds to sulfurize the raw rubber and manufacture wheels.
図面は、この発明の一実施例を示すもので、第１図は要
部断面図、第２図は要部平面図、第３図は第２実施例を
示す要部平面図、第４図は第３実施例を示す要部断面図
、第５図は第４実施例を示す要部断面図、第６図はこの
発明の車輪を用いた乗用型田植機の平面図である。尚、
図中の符号は次の通りである。
１は円環状リム、２はタイヤ、３は側壁部、４は接地側
壁部、５は交差部である。
第Ｚ履The drawings show one embodiment of the present invention; FIG. 1 is a sectional view of the main part, FIG. 2 is a plan view of the main part, FIG. 3 is a plan view of the main part showing the second embodiment, and FIG. 4 is a plan view of the main part. 5 is a sectional view of a main part showing a third embodiment, FIG. 5 is a sectional view of a main part showing a fourth embodiment, and FIG. 6 is a plan view of a riding type rice transplanter using wheels of the present invention. still,
The symbols in the figure are as follows. 1 is an annular rim, 2 is a tire, 3 is a side wall portion, 4 is a ground contact side wall portion, and 5 is an intersection portion. No. Z shoes
Claims (1)
装着してなる中空車輪において、該タイヤ２の側壁部３
と接地側壁部４との交差部５の厚みＨを接地側壁部４の
厚みｈよりも厚くしたことを特徴とする中空車輪。In a hollow wheel formed by covering or mounting a tire 2 made of an elastic material on an annular rim 1, a side wall portion 3 of the tire 2 is provided.
A hollow wheel characterized in that the thickness H of the intersection 5 between the ground contact side wall part 4 and the ground contact side wall part 4 is made thicker than the thickness h of the ground contact side wall part 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62046151A JP3001888B2 (en) | 1987-02-27 | 1987-02-27 | Agricultural wheels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62046151A JP3001888B2 (en) | 1987-02-27 | 1987-02-27 | Agricultural wheels |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63212102A true JPS63212102A (en) | 1988-09-05 |
| JP3001888B2 JP3001888B2 (en) | 2000-01-24 |
Family
ID=12738979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62046151A Expired - Lifetime JP3001888B2 (en) | 1987-02-27 | 1987-02-27 | Agricultural wheels |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3001888B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002225151A (en) * | 2001-02-05 | 2002-08-14 | Ohtsu Tire & Rubber Co Ltd :The | Method for manufacturing tire |
| US9108469B2 (en) * | 2007-10-01 | 2015-08-18 | Bridgestone Americas Tire Operations, Llc | Irrigation tire |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59140105A (en) * | 1983-01-31 | 1984-08-11 | Bridgestone Corp | Pneumatic tire for rice planting machine |
| JPS59137802U (en) * | 1983-03-05 | 1984-09-14 | オ−ツタイヤ株式会社 | Flat rubber tire for driving in wetlands |
| JPS6112801U (en) * | 1984-06-28 | 1986-01-25 | 株式会社ブリヂストン | agricultural wheels |
-
1987
- 1987-02-27 JP JP62046151A patent/JP3001888B2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59140105A (en) * | 1983-01-31 | 1984-08-11 | Bridgestone Corp | Pneumatic tire for rice planting machine |
| JPS59137802U (en) * | 1983-03-05 | 1984-09-14 | オ−ツタイヤ株式会社 | Flat rubber tire for driving in wetlands |
| JPS6112801U (en) * | 1984-06-28 | 1986-01-25 | 株式会社ブリヂストン | agricultural wheels |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002225151A (en) * | 2001-02-05 | 2002-08-14 | Ohtsu Tire & Rubber Co Ltd :The | Method for manufacturing tire |
| US9108469B2 (en) * | 2007-10-01 | 2015-08-18 | Bridgestone Americas Tire Operations, Llc | Irrigation tire |
| US9649886B2 (en) | 2007-10-01 | 2017-05-16 | Bridgestone Americas Tire Operations, Llc | Irrigation tire |
| US9873291B2 (en) | 2007-10-01 | 2018-01-23 | Bridgestone Americas Tire Operations, Llc | Irrigation tire |
| US10272724B2 (en) | 2007-10-01 | 2019-04-30 | Bridgestone Americas Tire Operations, Llc | Irrigation tire |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3001888B2 (en) | 2000-01-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |