Check valve assembly for glass forming machinery

Details Check valve assembly for glass forming machinery Check valve assembly for glass forming machinery

1989-10-10

1990-08-14

Lindsay, Robert L.

Glass manufacturing

Blowing means with blow mold

65300, 65318, C03B 914

Patent

active

049484109

ABSTRACT:
A check valve assembly which is to permit flow into a pneumatic cylinder is accessible without taking the cylinder apart. The check valve is located within an insert which is secured to the cylinder head at an exterior surface. Removal of the inserts makes the check valve accessible.

REFERENCES:
patent: 3953187 (1976-04-01), James
patent: 4444578 (1984-04-01), Marroquin
patent: 4509969 (1985-04-01), Abbott
patent: 4678494 (1987-07-01), Nebelung et al.
patent: 4889549 (1989-12-01), Trahan et al.

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