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Title:
METHOD AND DEVICE FOR FORMING ELEMENT FOR TRANSMISSION BELT
Document Type and Number:
Japanese Patent JP2010137240
Kind Code:
A
Abstract:

To provide a method and a device for forming an element for a transmission belt, capable of improving durability of the element by preventing edge-contact between the saddle surface of the element and the inner periphery surface of a ring.

The method is directed for forming an element 1 constituting a transmission belt B by annularly arranging a plurality of plate-like pieces opposed to each other while aligning their postures and by binding the pieces with rings 9. In the method for forming an element for a transmission belt, the element 1 having a saddle surface 10, which is brought into contact with an inner periphery surface 9a of the ring 9 when bound with the ring 9, is formed by press-forming in which a plate-like material 25 is compacted and punched. In the method, the material 25 is arranged in such a state that a plate face 25a of the material 25 is inclined relative to a plane P orthogonal to the pressing direction in press-forming, and press-forming is conducted under the state to form the element 1.

COPYRIGHT: (C)2010,JPO&INPIT


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Inventors:
KOBAYASHI DAISUKE
Application Number:
JP2008313703A
Publication Date:
June 24, 2010
Filing Date:
December 09, 2008
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
International Classes:
B21D28/00; B21D22/02; B21D28/02; F16G5/16
Domestic Patent References:
JP2002361348A2002-12-17
JP2003247606A2003-09-05
JPS63281723A1988-11-18
Attorney, Agent or Firm:
Watanabe strong