Patent Number: 6,612,467

Title: Tamper-proof chemical dispensing device for high security environments

Abstract: The present invention can be characterized as a tamper-proof apparatus fordispensing a liquid comprising a chamber for storing the liquid; an outletin the chamber for dispensing the liquid; and an outlet shield protectingthe outlet from damage. The present invention can be characterized as amethod of dispensing liquid from a dispensing unit comprising storing aliquid in a supply reservoir within a locked chamber; applying pressure toa plate within the locked chamber through a hole in a top of the lockedchamber; and dispensing the liquid through an outlet in the lockedchamber, the outlet being covered by an outlet shield to protect theoutlet from damage.

Inventors: Wertheim; Mark S (Danville, CA)

Assignee:

International Classification: B67D 5/32 (20060101); B67D 005/00 ()

Expiration Date: 09/02015