INJECTION NOZZLE FOR MOULDS Russian patent published in 1996 - IPC

Abstract RU 2065817 C1

FIELD: mechanical engineering; manufacture of cup-like articles to be further exposed to forming by inflation of fixtures. SUBSTANCE: head 8 of shutoff valve 4 is made in form of truncated cone corresponding to pouring gate hole 5 of mould 6. Head 8 has longitudinal axis which does not coincide with axis of valve channel 7 and is parallel with axis of pouring gate channel 3. Head 8 in working position projects from outlet hole 31 of pouring gate channel 3 and, at end of its travel, gets slacklessly into mould pouring gate hole 5. Longitudinal axes of channels 3 and 7 form angle of approximately 20 degrees. Valve 4 has drive in form of piston 19 installed in cylinder 9, and groove 15 for end of locking screw 17. Rod-type temperature control means 20 are located around channel 3. EFFECT: enlarged operating capabilities. 5 cl, 2 dwg

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RU 2 065 817 C1

Authors

Vinitsio Gudzini[It]

Isino Gudzini[It]

Kerubino Gudzini[It]

Al'Berto Gudzini[It]

Dates

1996-08-27Published

1992-06-26Filed