Mold with movable core insert

Details Mold with movable core insert Mold with movable core insert

2008-05-06

2008-05-06

Gupta, Yogendra N. (Department: 1791)

Plastic article or earthenware shaping or treating: apparatus

Press forming apparatus having opposed press members

Opposed, registering, coacting mold cavities

C425S19200R, C425S193000, C425S195000, C425S808000

Reexamination Certificate

active

07367793

ABSTRACT:
A mold includes a first board (10), a second board (20), and a core insert (30). The first board is mounted on the second board, and the core insert is slidably mounted between the first board and the second board, under the control of an adjusting apparatus (40). The adjusting apparatus includes a movable block (41), an elastic component (42), and an adjusting screw (43).

REFERENCES:
patent: 2304984 (1942-12-01), Wood
patent: 2532501 (1950-12-01), Johnson
patent: 2559860 (1951-07-01), Fay
patent: 3412432 (1968-11-01), Fuglsang-Madsen
patent: 3481000 (1969-12-01), Barfuss
patent: 5259742 (1993-11-01), Ichikawa et al.
patent: 5773041 (1998-06-01), Singh et al.
patent: 6749416 (2004-06-01), Arndt et al.
patent: 7165961 (2007-01-01), Jachimski

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