JPS58160807U

JPS58160807U - Pneumatic tires for motorcycles

Info

Publication number: JPS58160807U
Application number: JP5834182U
Authority: JP
Inventors: 大國　伸一朗; 玉田　真一
Original assignee: 株式会社ブリヂストン
Priority date: 1982-04-23
Filing date: 1982-04-23
Publication date: 1983-10-26
Also published as: GB8310957D0; GB2120178A; GB2120178B

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は、この考案の実施例を示す断面図である。１・・・タイヤ、２・・・サイドウオール、３・・・ト
レッド、４・・・カーカス、５・・・ビードリング、６
・・・巻上部、７・・・ベルト、８・・・ステイフナ、
９・・・補強層。FIG. 1 is a sectional view showing an embodiment of this invention. 1... Tire, 2... Sidewall, 3... Tread, 4... Carcass, 5... Bead ring, 6
... Winding part, 7... Belt, 8... Stiffener,
9... Reinforcement layer.

Claims

[Claims for Utility Model Registration] A pair of sidewalls and a tread are connected in a toroidal manner, and each of these parts is arranged at an angle of 50 to 9
reinforced with a carcass consisting of at least one cord ply with organic fiber cords arranged transversely at an angle in the range of 0°, the tread being of substantially the same thickness while extending on both sides over the widest area of the tire; The cord elasticity between the carcass and the carcass is at least 600 along the carcass.
kaf/mm" cord at 30° to the tire's equatorial plane.
In a pneumatic tire further reinforced with a belt consisting of at least one cord layer arranged at an angle within A stiffener containing a tapered rubber filler having a Shore A hardness of at least 60 degrees is placed on these bead rings by winding them up around the buried bead rings in the direction of the rotational axis of the tire and extending toward the tread direction. The rubber thickness of the sidewall at the maximum width position of the carcass is 4 to 8.
A pneumatic tire for motorcycles that is characterized by its throat. 2. The tire according to 1, wherein the ply cord arrangement of the carcass is oriented substantially perpendicular to the equatorial plane of the tire. 3. A tire according to item 1, in which the carcass is laminated alternately at an angle of 60 to 80 degrees with respect to the tire's equatorial plane. The tire according to 1, 2 or 3, which is substantially parallel. 5. The belt consists of two cord layers, the cords are
4. The tire according to 1, 2 or 3, wherein the arrangement is such that the orifices intersect alternately at angles of 15 to 30 degrees with respect to the tire equatorial plane. 6. The belt consists of a metal cord layer 1, 2. 3° Tire described in 4 or 5. 7. The belt consists of a fiber cord layer 1, 2. 3° Tire described in 4 or 5. 8. The belt consists of one metal cord layer and one fiber cord layer 1, 2. 3. Tire according to item 4 or 5. 9. The belt has a diameter of 0.15 mm or less, preferably 0.15 mm or less.
5,6 which has a rubberized layer of cord made of 6 to 25 twisted steel filaments of 12 mm or less
．． Tire according to item 8 or 9. 10 Stiffener is 15° to 3° to the circumference of the tire
At least one reinforcing layer consisting of an inclined arrangement of cords in an angular range of 0° is composited with a rubber filler1
, 2. 3. 4. 5. 6. 7°8 or 9
Tires listed. "11. At least - of each tip in the tread direction of the rubber filler, the reinforcing layer, and the carcass winding section is at least 6 times higher than the radial height h of the sidewall measured from the bead base.
10. The tire according to 10, which has a co-directional height of 0%. 12 At least one of the ends of the rubber filler and the reinforcing layer in the tread direction has a height in the same direction of 50% to 75% of the radial height h of the sidewall measured from the bead base 10' or Tire according to item 11. 13 The sidewall is 5-7 at the carcass maximum width position
1, 2, which has a rubber thickness of mm. 3゜4
,5. 6. 7.8. Tire according to 9.10.11 or 12.