Seals-caps for fuel tanks

Receptacles – Closures – Removable closure guided in rotary movement

Patent

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Details

220295, 220DIG32, 220DIG33, B65D 5300

Patent

active

044163916

ABSTRACT:
A seal cap, particularly for fuel tanks, is provided, having a body comprising a cylindrical prolongation directed toward a fuel tank spout, in which fits a wing supporting element, such wings travelling along a helicoidal gradient located inside the spout, a seal gasket preferably being welded between a shoulder of the element and the lower edge of the cylindrical prolongation, and a U-shaped ring being pushed against the gasket by a spring means which rests upon the inner side of the cap.

REFERENCES:
patent: 3703245 (1972-11-01), Brewer
patent: 4081102 (1978-03-01), Sakai
patent: 4294375 (1981-10-01), Gerdes

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