Drain discharge device in a tire curing machine

Details Drain discharge device in a tire curing machine Drain discharge device in a tire curing machine

1983-07-06

1984-05-01

Flint, Jr., J. Howard

Plastic article or earthenware shaping or treating: apparatus

Reshaping, resizing or vulcanizing means for tire, tire...

Toroidal or annular female shaping means and coacting means...

425 58, B29D 2900, B29H 500

Patent

active

044458347

ABSTRACT:
An improved drain discharge device in a tire curing machine is described here, in which a drain discharge blind bore communicating with drain discharge paths provided in an upper ring and a bladder fastener, respectively, both mounted at the top end of a rod of a center cylinder and clamping the top end of a bladder therebetween and having a drain port at its lower end is provided within the rod of the center cylinder, also the center cylinder is provided with a spacer formed integrally with the center cylinder and having a drain discharge port at its lower end, and between the spacer and the rod is provided a movable sleeve covering the drain port which sleeve is slidable relative to the respective ones of the spacer and the rod and has its sliding surfaces sealed.

REFERENCES:
patent: 3170191 (1965-02-01), Burkhart
patent: 3659973 (1972-05-01), Yoshida et al.
patent: 3690795 (1972-09-01), Yoshida et al.
patent: 4184823 (1980-01-01), Williams

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