Slide gate valve unit for casting machine

Details Slide gate valve unit for casting machine Slide gate valve unit for casting machine

2005-11-07

2008-11-25

Bastianelli, John (Department: 3753)

Dispensing

Molten metal dispensing

Flow controllers or assists

C251S174000, C251S195000

Reexamination Certificate

active

07455201

ABSTRACT:
A pressing means for pressing a slide plate against a fixed plate by uniform pressure has simple, strong construction and can be easily assembled. A slide gate valve unit includes a pair of pressing members10having a U-shaped cross section and capable of receiving protrusions11protruding from sides of a base frame secured to the lower surface of the bottom wall of a molten metal container and the lower surfaces of side parts of a slide case4. Elastic members12are extended between upper parts10aof the pressing members and the upper surfaces of the protrusions of the base frame. Side parts of the slide case4are supported on the upper surfaces of the lower parts10bof the pressing members.

REFERENCES:
patent: 4991753 (1991-02-01), Inubushi et al.
patent: 5651909 (1997-07-01), Taira et al.
patent: 5698129 (1997-12-01), Keller et al.
patent: 6276573 (2001-08-01), Tofuku et al.
patent: 59-228971 (1984-12-01), None
patent: 1-38592 (1989-08-01), None
patent: 4-157061 (1992-05-01), None
patent: 10-128525 (1998-05-01), None
patent: 2000-190067 (2000-07-01), None
patent: WO 2005042191 (2005-05-01), None

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