AUTOMATIC ZIPPER DEVICE FOR SHEET MEMBER AND METHOD FOR PRODUCING SHEET PRODUCT

Title:

AUTOMATIC ZIPPER DEVICE FOR SHEET MEMBER AND METHOD FOR PRODUCING SHEET PRODUCT

Document Type and Number:

WIPO Patent Application WO/2012/124779

Kind Code:

A1

Abstract:

In the present invention, a sheet member is automatically joined on a molding drum. Provided is an automatic zipper device (1) comprising a pair of bevel gears (10) which bite and join joining ends of a plurality of sheet members (S) having magnet adsorptive metallic cords and wound around the periphery of a molding drum (D), wherein the device is provided with: an inclined portion following cylinder (12) which is attached to a lateral movement device (20) which moves laterally on the molding drum (D) so as to be laterally movable, and which adjusts the height of the bevel gears (10) corresponding to the inclined surface of the sheet member (S) to be joined; a clamping cylinder (13) which adjusts the degree of biting by the bevel gears (10); a guide magnet rollers (15(1), 15(2)) for introducing the sheet member (S); and a member contact position stabilizing magnet (15(3)) for maintaining the position of the sheet member (S) at a constant position so that the sheet member (S) to be joined can be brought into contact with the bevel gears (10) at a constant angle.

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JP2008068488	HEAT CAULKING APPARATUS
WO/2009/062265	A CUSHIONING STRUCTURE

Inventors:

YAZAWA YUSUKE (JP)

Application Number:

PCT/JP2012/056760

Publication Date:

September 20, 2012

Filing Date:

March 15, 2012

Export Citation:

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Assignee:

BRIDGESTONE CORP (JP)
YAZAWA YUSUKE (JP)

International Classes:

B29C65/56; B29D30/30

Foreign References:

JPS62187020A	1987-08-15
JPH10128868A	1998-05-19
JP2007062041A	2007-03-15
JP2005153349A	2005-06-16
JP2002166479A	2002-06-11

Other References: