Molding machine with expandable chamber and locking means

Details Molding machine with expandable chamber and locking means Molding machine with expandable chamber and locking means

1979-10-18

1981-01-20

Flint, Jr., J. Howard

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 17, 425 24, 4254519, 425595, 425589, 425406, B29H 504

Patent

active

042459710

ABSTRACT:
A molding machine in which first and second mold bodies which defines a chamber in a closed position thereof are carried by respective first and second supports and are moved along a predetermined path of travel with a locking post having a locking element being carried by a first of the supports and a second locking element being carried by the second support and being moved generally transversely to an axis of the locking post, the locking post having a threaded end portion and a nut rotatable thereon for axially adjusting the position of the locking post, and a stationary guide bar being embraced by a generally U-shaped guide element carried by the first locking element to prevent rotation of the locking post and the first locking element during the rotation of the threaded nut.

REFERENCES:
patent: Re18808 (1933-04-01), Brundage
patent: 776846 (1904-12-01), Hyer
patent: 1844962 (1932-02-01), Kuhlke
patent: 1895296 (1933-01-01), Shook et al.
patent: 1914004 (1933-06-01), Brasket
patent: 2000406 (1935-05-01), Michelson
patent: 2319479 (1943-05-01), Ryder
patent: 2869179 (1959-01-01), Van Hardesveldt
patent: 3135998 (1964-06-01), Fowler et al.
patent: 3184794 (1965-05-01), Sherkin
patent: 3310842 (1967-03-01), Fischbach
patent: 3394434 (1968-07-01), Hast-Still
patent: 3540524 (1970-11-01), Bachelier
patent: 3932100 (1976-01-01), Blindkeim
patent: 4022554 (1977-05-01), MacMillan

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