Device for manufacturing optical disc, method of...

Details Device for manufacturing optical disc, method of... Device for manufacturing optical disc, method of...

2007-12-04

2007-12-04

Gupta, Yogendra N. (Department: 1722)

Plastic article or earthenware shaping or treating: apparatus

Control means responsive to or actuated by means sensing or...

Temperature control

C425S552000, C425S810000, C264S001330

Reexamination Certificate

active

11093084

ABSTRACT:
In an optical disc molding device, a heating medium from a low-temperature controller is made to flow in temperature controlling flow passages (passages3a) formed at locations corresponding to boundary parts of two fixed molds7mounted parallel to each other on a fixed platen3and in temperature controlling flow passages (passages6a) formed at locations corresponding to boundary parts of two movable molds8mounted parallel to each other on a movable platen6to supplement heat exchange.

REFERENCES:
patent: 4971548 (1990-11-01), Asai
patent: 08-224763 (1996-09-01), None
patent: 2000-37729 (2000-02-01), None
patent: 2000-71301 (2000-03-01), None
patent: 2001-232666 (2001-08-01), None
patent: 2003-71899 (2003-03-01), None
patent: 0537959 (2003-06-01), None
patent: 0550161 (2003-09-01), None
patent: 0558490 (2003-10-01), None
English abstract and computer translation of JP 2003-71899.
English abstract and computer translation of JP 2001-232666.

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