Plastic article or earthenware shaping or treating: apparatus – Reshaping – resizing or vulcanizing means for tire – tire... – Sectional female mold including locking or clamping assembly...
Patent
1991-10-09
1993-02-16
Hart, Charles
Plastic article or earthenware shaping or treating: apparatus
Reshaping, resizing or vulcanizing means for tire, tire...
Sectional female mold including locking or clamping assembly...
425 54, 425595, B29C 3500
Patent
active
051869535
ABSTRACT:
A closing device (9) (52) for axially connecting two half casings (7, 8) of a tire curing mold (1), the closing device (9) (52) featuring a number of calibrated hydraulic cylinders (19), each rigidly connected to a peripheral outer flange (12) on one of the half casings (7, 8), and having a rod (37) extending through a respective opening (41) (54) formed axially through a flange element (18) (53) on the other of the half casings (7, 8); each rod (37) having a head (42) (56) movable in relation to the flange element (18) (53) to and from a position of axial engagement with the flange element (18) (53) itself.
REFERENCES:
patent: 3154814 (1964-11-01), Fike
patent: 3918861 (1975-11-01), Klose
patent: 4601648 (1986-07-01), Amano et al.
Patent Abstracts of Japan vol. 6, No. 242 (M-175) (1120) Nov. 30, 1982.
Patent Abstracts of Japan vol. 8, No. 104 (M-296) (1541) May 16, 1984.
Bridgestone Corporation
Hart Charles
Ruf Ernst H.
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