US2008233000A1PendingUtilityA1

Aluminum alloy in mold for tire and tire mold

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Assignee: BRIDGESTONE CORPPriority: Mar 23, 2007Filed: Mar 5, 2008Published: Sep 25, 2008
Est. expiryMar 23, 2027(~0.6 yrs left)· nominal 20-yr term from priority
Inventors:Masashi Yano
B29L 2030/00C22C 21/08B29C 33/38
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Claims

Abstract

An aluminum alloy for a tire mold comprises Mg: 3.0-6.0 mass %, Si: 0.2-4.5 mass % and the balance being Al and inevitable impurities.

Claims

exact text as granted — not AI-modified
1 . An aluminum alloy for a tire mold comprising Mg: 3.0-6.0 mass %, Si: 0.2-4.5 mass % and the balance being Al and inevitable impurities. 
     
     
         2 . An aluminum alloy for a tire mold according to  claim 1 , which further contains at least one of Cu: not more than 0.10 mass %, Zn: not more than 0.10 mass %, Fe: not more than 0.10 mass %, Mn: not more than 0.10 mass %, Ni: not more than 0.05 mass %, Ti: 0.01-0.30 mass %, Sn: not more than 0.05 mass %, Cr: not more than 0.10 mass %, B: not more than 0.10 mass %, Ag: not more than 0.10 mass % and Ca: not more than 0.10 mass %. 
     
     
         3 . A tire mold for use in vulcanization building of a tire, which comprises an aluminum alloy as claimed in  claim 1 . 
     
     
         4 . A tire mold for use in vulcanization building of a tire, which comprises an aluminum alloy as claimed in  claim 2 .

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