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Patent Searching and Data


Title:
METHOD FOR UNIAXIAL ROTATION MOLDING AND DIE
Document Type and Number:
Japanese Patent JP2004098545
Kind Code:
A
Abstract:

To clarify a method for uniaxial rotation suitable for molding a thin molded product, such as a condom and to clarify particularly a method for uniaxial rotation compression molding and its die.

The method for uniaxial rotation molding having (1) a constitution in which a female die and/or a male die is uniaxially rotated includes a step of using a die having a spiral groove formed on an outer peripheral surface of the male die and/or an inner peripheral surface of the female die, and (2) a step of fixing a preform obtained by molding an unvulcanized or semi-vulcanized natural or synthetic rubber or thermoplastic resin material in a disc-like state, to a lower end of the male die, and uniaxially rotation molding the preform.


Inventors:
ONO MAKOTO
OZEKI IKUHIKO
Application Number:
JP2002265057A
Publication Date:
April 02, 2004
Filing Date:
September 11, 2002
Export Citation:
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Assignee:
FUIISA KK
International Classes:
B42D9/04; A61F6/04; B29C33/42; B29C43/34; B29C43/36; B29K21/00; B29L31/48; (IPC1-7): B29C43/36; B29C33/42; B29C43/34
Attorney, Agent or Firm:
Nobuaki Sakaguchi