Method for applying a bladder release agent between a green tire and a bladder in a tire curing machine

US9517577B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9517577-B2
Application numberUS-201615092882-A
CountryUS
Kind codeB2
Filing dateApr 7, 2016
Priority dateAug 7, 2013
Publication dateDec 13, 2016
Grant dateDec 13, 2016

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

A lubricating system indirectly applies a bladder release agent to a green tire and cures the green tire in a tire curing machine. The system includes a deposition device and a curing bladder. The deposition device directly applies bladder release agent on to a deposition bladder. The deposition bladder is inflated within the green tire in order to deposit the bladder release agent on to an inner surface of the green tire. The curing bladder subsequently receives the green tire with bladder release agent deposited therein and cures the green tire.

First claim

Opening claim text (preview).

What is claimed is: 1. A method for indirectly applying bladder release agent to a green tire and curing the green tire, the method comprising the steps of: directly applying bladder release agent on to a deposition bladder; inflating the deposition bladder within the green tire in order to deposit the bladder release agent on to an inner surface of the green tire; providing a pre-cure bladder deposition machine disposed along a conveyor system between a tire building machine and a curing bladder, the deposition bladder being part of the pre-cure bladder deposition machine; and subsequently curing the green tire with bladder release agent deposited therein.

Assignees

Inventors

Classifications

  • Flexible cores therefor, e.g. bladders, bags, membranes, diaphragms (elastic cores or mandrels for shaping of plastics B29C33/505; bags for isostatic pressing in compression moulding B29C43/12, B29C43/3642) · CPC title

  • Details or accessories for the flexible cores not otherwise provided for · CPC title

  • Uncured, e.g. green · CPC title

  • Pretreatment of tyres or parts thereof, e.g. preheating, irradiation, precuring · CPC title

  • Accessories, details or auxiliary operations not otherwise provided for · CPC title

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Frequently asked questions

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What does patent US9517577B2 cover?
A lubricating system indirectly applies a bladder release agent to a green tire and cures the green tire in a tire curing machine. The system includes a deposition device and a curing bladder. The deposition device directly applies bladder release agent on to a deposition bladder. The deposition bladder is inflated within the green tire in order to deposit the bladder release agent on to an inn…
Who is the assignee on this patent?
Goodyear Tire & Rubber
What technology area does this patent fall under?
Primary CPC classification B29C33/58. Mapped technology areas include Operations & Transport.
When was this patent published?
Publication date Tue Dec 13 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).