JPH0210494U - - Google Patents

Info

Publication number
JPH0210494U
JPH0210494U JP8546888U JP8546888U JPH0210494U JP H0210494 U JPH0210494 U JP H0210494U JP 8546888 U JP8546888 U JP 8546888U JP 8546888 U JP8546888 U JP 8546888U JP H0210494 U JPH0210494 U JP H0210494U
Authority
JP
Japan
Prior art keywords
cord
elongation portion
elongation
twisted
outer circumference
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
Application number
JP8546888U
Other languages
Japanese (ja)
Other versions
JPH0322316Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988085468U priority Critical patent/JPH0322316Y2/ja
Publication of JPH0210494U publication Critical patent/JPH0210494U/ja
Application granted granted Critical
Publication of JPH0322316Y2 publication Critical patent/JPH0322316Y2/ja
Expired legal-status Critical Current

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Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案のスチールコードの一実施例を
示す切断端面図、第２図は第１図におけるスチー
ルコードの応力と伸度の関係を示す曲線図、第３
図は本考案のスチールコードにおけるコードの伸
度とＰ／Ｄとの関係を示す曲線図、第４図は本考
案のスチールコードにおける応力と伸びとの関係
を示す曲線図、第５図は本考案の異なる撚り構成
のスチールコードのゴム侵入率と変曲点迄の伸び
率との関係を示す曲線図である。 １…素線、２…スチールコード。 FIG. 1 is a cut end view showing an embodiment of the steel cord of the present invention, FIG. 2 is a curve diagram showing the relationship between stress and elongation of the steel cord in FIG. 1, and FIG.
The figure is a curve diagram showing the relationship between cord elongation and P/D in the steel cord of the present invention, Figure 4 is a curve diagram showing the relationship between stress and elongation in the steel cord of the present invention, and Figure 5 is a curve diagram showing the relationship between cord elongation and P/D in the steel cord of the present invention. It is a curve diagram showing the relationship between the rubber penetration rate and the elongation rate up to the inflection point of steel cords with different twist configurations. 1... Bare wire, 2... Steel cord.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ３本乃至６本の素線を同一方向、同一ピツチで
撚り合せた単層撚りのスチールコードにおいて、
コード外周径と撚りピツチの比が５≦撚りピツチ
Ｐコード外周径Ｄ≦１０で、かつ撚り合せたコー
ドの応力―伸び特性曲線において、１次伸び部分
と２次伸び部分の変曲点が伸度０．５％〜３％の
範囲で、しかも１次伸び部分の引張り剛性Ｅ１が
Ｅ１＝７００〜１８００、２次伸び部分の引張り
剛性Ｅ２がＥ２＝７０００〜１２０００の範囲で
あることを特徴とするスチールコード。 In a single-layer twisted steel cord, 3 to 6 strands are twisted together in the same direction and at the same pitch.
The ratio of the cord outer circumference diameter to the twist pitch is 5≦twist pitch P cord outer circumference diameter D≦10, and in the stress-elongation characteristic curve of the twisted cord, the inflection point of the primary elongation portion and the secondary elongation portion is Moreover, the tensile rigidity E 1 of the primary elongation portion is in the range of E 1 =700 to 1800, and the tensile rigidity E 2 of the secondary elongation portion is in the range of E 2 =7000 to 12000. A steel cord characterized by:
JP1988085468U 1988-06-28 1988-06-28 Expired JPH0322316Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988085468U JPH0322316Y2 (en) 1988-06-28 1988-06-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988085468U JPH0322316Y2 (en) 1988-06-28 1988-06-28

Publications (2)

Publication Number Publication Date
JPH0210494U true JPH0210494U (en) 1990-01-23
JPH0322316Y2 JPH0322316Y2 (en) 1991-05-15

Family

ID=31310136

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988085468U Expired JPH0322316Y2 (en) 1988-06-28 1988-06-28

Country Status (1)

Country Link
JP (1) JPH0322316Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004009760A (en) * 2002-06-03 2004-01-15 Yokohama Rubber Co Ltd:The Pneumatic radial tire

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5590692A (en) * 1978-10-31 1980-07-09 Pirelli Metal cord
JPS5643008A (en) * 1979-09-13 1981-04-21 Bridgestone Corp Pneumatic radial tire

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5590692A (en) * 1978-10-31 1980-07-09 Pirelli Metal cord
JPS5643008A (en) * 1979-09-13 1981-04-21 Bridgestone Corp Pneumatic radial tire

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004009760A (en) * 2002-06-03 2004-01-15 Yokohama Rubber Co Ltd:The Pneumatic radial tire

Also Published As

Publication number Publication date
JPH0322316Y2 (en) 1991-05-15

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