EP0214970A1 - Revetement a coefficient de friction eleve pour pneumatiques de vehicules - Google Patents

Revetement a coefficient de friction eleve pour pneumatiques de vehicules

Info

Publication number
EP0214970A1
EP0214970A1 EP85902033A EP85902033A EP0214970A1 EP 0214970 A1 EP0214970 A1 EP 0214970A1 EP 85902033 A EP85902033 A EP 85902033A EP 85902033 A EP85902033 A EP 85902033A EP 0214970 A1 EP0214970 A1 EP 0214970A1
Authority
EP
European Patent Office
Prior art keywords
frictional coefficient
granules
high frictional
coefficient coating
tires
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.)
Withdrawn
Application number
EP85902033A
Other languages
German (de)
English (en)
Inventor
Enrico Verzocchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KERATEK Srl
Original Assignee
KERATEK Srl
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 KERATEK Srl filed Critical KERATEK Srl
Publication of EP0214970A1 publication Critical patent/EP0214970A1/fr
Withdrawn legal-status Critical Current

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
    • B60C11/00Tyre tread bands; Tread patterns; Anti-skid inserts
    • B60C11/14Anti-skid inserts, e.g. vulcanised into the tread band

Abstract

Un revêtement à coefficient de friction élevé destiné à être appliqué sur des pneumatiques de véhicules et des corps roulant en général dans le but de les rendre antidérapants sur des surfaces de route mouillées, enneigées ou glacées, comprend un substrat élastique d'adhérence au sol et de support dans lequel sont incorporés plusieurs corps durs ou "granules" ayant une dureté d'au moins 7 Mohs et distribués au hasard sur ce substrat et faisant saillie partiellement à la surface du substrat; ce substrat de support est formé à partir d'au moins un caoutchouc et d'au moins une résine synthétique, les granules comprenant une substance inorganique et ayant la forme de polyhèdres irréguliers pouvant être enveloppés par des sphères idéales d'un diamètre de l'ordre de 1 à 9 mm, de préférence 1 à 3 mm.
EP85902033A 1984-05-22 1985-04-22 Revetement a coefficient de friction eleve pour pneumatiques de vehicules Withdrawn EP0214970A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8421039A IT1209545B (it) 1984-05-22 1984-05-22 Rivestimento ad alto coefficiente d'attrito per pneumatici di ruotedi veicoli e corpi di rotolamento in genere per renderli resistenti allo scivolamento.
IT2103984 1984-05-22

Publications (1)

Publication Number Publication Date
EP0214970A1 true EP0214970A1 (fr) 1987-03-25

Family

ID=11175783

Family Applications (1)

Application Number Title Priority Date Filing Date
EP85902033A Withdrawn EP0214970A1 (fr) 1984-05-22 1985-04-22 Revetement a coefficient de friction eleve pour pneumatiques de vehicules

Country Status (4)

Country Link
EP (1) EP0214970A1 (fr)
DD (1) DD235224A5 (fr)
IT (1) IT1209545B (fr)
WO (1) WO1985005329A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1231167B (it) * 1989-07-21 1991-11-22 Pirelli Pneumatico ad alta aderenza.
DE4229289A1 (de) * 1992-09-02 1994-03-10 Kraiburg Gummi Dev Gmbh Gleisübergangseinrichtung, Formkörper für eine Gleisübergangseinrichtung und Verfahren zur Herstellung eines Formkörpers für eine Gleisübergangseinrichtung
NO177048C (no) * 1993-04-26 1995-07-12 Erling Christensen Slitebane for bildekk
JP3678689B2 (ja) * 2001-09-27 2005-08-03 住友ゴム工業株式会社 ゴム組成物およびそれを用いたタイヤ
EP3094501A4 (fr) 2014-01-16 2017-09-06 Bridgestone Americas Tire Operations, LLC Pneu ayant un stratifié et procédé de fabrication de celui-ci
US20150217522A1 (en) * 2014-02-04 2015-08-06 Vikrant Ragula Methods and devices for improving usable life of wearable surfaces

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1365406A (fr) * 1963-05-20 1964-07-03 élément mobile à garnissage antidéparant
FR2105597A5 (en) * 1970-09-14 1972-04-28 Rochman Henri Anti-skid tyre coating - comprising abrasive filled catalysed rubber
FR2317109A1 (fr) * 1975-07-11 1977-02-04 Daniel Jean Nouveau procede de fabrication de pneumatiques antiderapants

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO8505329A1 *

Also Published As

Publication number Publication date
WO1985005329A1 (fr) 1985-12-05
DD235224A5 (de) 1986-04-30
IT8421039A0 (it) 1984-05-22
IT1209545B (it) 1989-08-30

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Inventor name: VERZOCCHI, ENRICO