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Title:
ENDLESS BELT PRODUCTION DEVICE AND METHOD FOR PRODUCING THE SAME
Document Type and Number:
Japanese Patent JP2014061605
Kind Code:
A
Abstract:

To provide an endless belt production device capable of producing an endless belt (toothed endless belt 1) at a low cost in which the mold releasing operation of an inner die 14 from an outer die 13 can be efficiently performed, and molding time is reduced, and a method for producing the same.

Upon the molding of an endless belt 1, an injection molding method is adopted, attention is paid on the fact that the belt molded body 1A of the endless belt 1 is made to remain at the outer die 13 when the inner die 14 is released from the outer die 13, the formation of a narrow path 27 communicating to a space 23 for belt molding is made possible between the outer die 13 and the inner die 14. Regarding the belt molded body 1A of the endless belt 1 molded in the space 23 for belt molding, a recessed part 30 for flange part formation capable of forming a circumferential direction flange part 31 at the belt edge part thereof located in the side of a movable disk 12 can be formed at the outer die 13, and the inner die 14 is releasable from the outer die 13 by the movable disk 12.


Inventors:
NITTA HARUHIKO
HATANAKA HIDEO
Application Number:
JP2012206541A
Publication Date:
April 10, 2014
Filing Date:
September 20, 2012
Export Citation:
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Assignee:
SATO HOLDINGS CORP
International Classes:
B29C33/44; B29C45/40; B29D29/00; B29L29/00
Domestic Patent References:
JP2000280370A2000-10-10
JPS6260314U1987-04-14