Squeeze bottle self-closing viscous liquid dispensing valve havi

Details Squeeze bottle self-closing viscous liquid dispensing valve havi Squeeze bottle self-closing viscous liquid dispensing valve havi

1982-06-29

1984-10-02

Rolla, Joseph J.

Dispensing

Outlet element operated by pressure of contents

Spring form, resilient or compressible flow controller or...

222147, 222153, 222484, 222496, 222521, B05B 1104

Patent

active

044743149

ABSTRACT:
A self-closing squeeze bottle dispensing valve includes a vent for venting the bottle after squeezing. The valve is made with a cap which can be rotated so as to positively shut-off not only the valve's dispensing orifice, but also its vent, the two shut-offs being simultaneous.

REFERENCES:
patent: 2188184 (1940-01-01), Hogg
patent: 2368836 (1945-02-01), Holwick
patent: 2711271 (1955-06-01), Schlicksupp
patent: 3384276 (1968-05-01), Henningfield
patent: 3412910 (1968-11-01), Hahn
patent: 4061254 (1977-12-01), Nilson
patent: 4065037 (1977-12-01), Haller
patent: 4141475 (1979-02-01), Nilson
patent: 4226342 (1980-10-01), Laauwe et al.
patent: 4239123 (1980-12-01), Mueller et al.

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