IE39970B1 - Pneumatic tyres - Google Patents

Pneumatic tyres

Info

Publication number
IE39970B1
IE39970B1 IE104174A IE104174A IE39970B1 IE 39970 B1 IE39970 B1 IE 39970B1 IE 104174 A IE104174 A IE 104174A IE 104174 A IE104174 A IE 104174A IE 39970 B1 IE39970 B1 IE 39970B1
Authority
IE
Ireland
Prior art keywords
shore
hardness
rubber
resilience
sidewall
Prior art date
Application number
IE104174A
Other versions
IE39970L (en
Original Assignee
Dunlop Ltd
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 by Dunlop Ltd filed Critical Dunlop Ltd
Publication of IE39970L publication Critical patent/IE39970L/en
Publication of IE39970B1 publication Critical patent/IE39970B1/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C13/00Tyre sidewalls; Protecting, decorating, marking, or the like, thereof
    • B60C13/02Arrangement of grooves or ribs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tires In General (AREA)

Abstract

1471883 Pneumatic tyres DUNLOP Ltd 10 May 1974 [15 May 1973] 23193/73 Heading B7C A pneumatic tyre comprises sidewalls reinforced with substantially radial cords, e.g. of steel, textile, or glass, and a surface of each, sidewall is corrugated such that the crests 9 lie in substantially radial planes. As illustrated the external surface of each sidewall is corrugated with p = 2a (the ratio p/a preferably lies in the range 2À5 to 1À5), and a= approximately 55% of t (it is preferred that a is > than 70% of t). The tread rubber has a hardness of 65 Shore A and resilience of 50%, the sidewall rubber 8 has a hardness of 55 Shore A and resilient of 80-90%, the bead rubber has a hardness of 80 Shore A and resilience of 65%, and the rubber of the liner 7 has a hardness of 55 Shore A and resilience of 80%. The tyre is of the kind described in Specification No. 1,408,567. The corrugations are sinusoidal in section, although each corrugation in section may be triangular, square, or semicircular. The beads may have toes extensions 10 disclosed more fully in Specification No. 1,395,714. [GB1471883A]
IE104174A 1973-05-15 1974-05-15 Pneumatic tyres IE39970B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2319373A GB1471883A (en) 1973-05-15 1973-05-15 Pneumatic tyres

Publications (2)

Publication Number Publication Date
IE39970L IE39970L (en) 1974-11-15
IE39970B1 true IE39970B1 (en) 1979-02-14

Family

ID=10191663

Family Applications (1)

Application Number Title Priority Date Filing Date
IE104174A IE39970B1 (en) 1973-05-15 1974-05-15 Pneumatic tyres

Country Status (9)

Country Link
JP (1) JPS5048603A (en)
BE (1) BE814886A (en)
DE (1) DE2423622A1 (en)
FR (1) FR2229562B1 (en)
GB (1) GB1471883A (en)
IE (1) IE39970B1 (en)
IT (1) IT1021012B (en)
LU (1) LU70044A1 (en)
NL (1) NL7406315A (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51116505A (en) * 1975-04-04 1976-10-14 Fuji Heavy Ind Ltd Automotive tyre
US4111249A (en) * 1976-11-08 1978-09-05 Grumman Aerospace Corporation Band reinforced radial tire
US4405007A (en) * 1977-06-27 1983-09-20 The Goodyear Tire & Rubber Company Pneumatic safety tire
PT68279A (en) * 1977-08-15 1978-08-01 Goodyear Tire & Rubber Pneumatic tire and pneumatic tire mounted on a rim
CA1128410A (en) * 1979-12-03 1982-07-27 Thomas N.H. Welter Compression sidewall tire
JP2983606B2 (en) * 1990-10-16 1999-11-29 株式会社ブリヂストン Pneumatic tire
JP2887172B2 (en) * 1990-12-19 1999-04-26 株式会社ブリヂストン Pneumatic tire
JP4490561B2 (en) * 2000-07-14 2010-06-30 住友ゴム工業株式会社 Pneumatic tire
JP4658736B2 (en) * 2005-08-19 2011-03-23 住友ゴム工業株式会社 Run flat tire
US8522844B2 (en) 2005-09-13 2013-09-03 Bridgestone Corporation Pneumatic tire with heat dissipating side portion
EP2141031B1 (en) * 2007-03-12 2016-03-09 Bridgestone Corporation Pneumatic tire
EP2399761B1 (en) * 2009-02-18 2016-09-28 Bridgestone Corporation Tire
FR3008353B1 (en) * 2013-07-12 2015-07-31 Michelin & Cie PNEUMATIC FOR BIKE
ES2689273T3 (en) * 2013-09-24 2018-11-13 Chengdu Youyang Electromechanical Product Design Co. Ltd. Multi-chamber tire
FR3011199B1 (en) * 2013-10-02 2015-09-11 Michelin & Cie PNEUMATIC FOR BIKE
DE102014203426A1 (en) * 2014-02-26 2015-08-27 Continental Reifen Deutschland Gmbh vehicle tires
US10442252B2 (en) * 2015-04-09 2019-10-15 Jeffrey P Douglas Tire with high strength corrugated sidewalls
CN115091797A (en) * 2022-06-17 2022-09-23 北京化工大学 Outward type tire toe opening sealing structure and vulcanization molding equipment thereof
CN115091798B (en) * 2022-06-17 2023-06-27 北京化工大学 Tire 3D copying capsule-free vulcanization shaping process and device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1462984A (en) * 1922-11-15 1923-07-24 Frank G Schenuit Tire casing

Also Published As

Publication number Publication date
LU70044A1 (en) 1974-10-01
DE2423622A1 (en) 1974-12-05
FR2229562B1 (en) 1978-08-04
NL7406315A (en) 1974-11-19
FR2229562A1 (en) 1974-12-13
IT1021012B (en) 1978-01-30
JPS5048603A (en) 1975-04-30
GB1471883A (en) 1977-04-27
IE39970L (en) 1974-11-15
BE814886A (en) 1974-09-02

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