Liquid dispensing apparatus

Details Liquid dispensing apparatus Liquid dispensing apparatus

1995-06-20

1997-11-11

Kaufman, Joseph

Dispensing

With heating or cooling means

Cooling only

62 501, 222504, 222518, B67D 562

Patent

active

056854595

ABSTRACT:
A liquid dispenser for dispensing liquid cryogen comprises a vessel (10) and a valve/actuator arrangement (16, 18) the valve being positioned within the vessel and operable to obturate or uncover an outlet orifice (14). The actuator (18) being positioned wholly or substantially outside the vessel, but being able to generate a magnetic force within the vessel for moving a magnet on the valve so as to move the valve between open and closed positions.

REFERENCES:
patent: 4962871 (1990-10-01), Reeves
patent: 5074443 (1991-12-01), Fujii et al.
patent: 5356034 (1994-10-01), Schlumberger
patent: 5400601 (1995-03-01), Germain et al.
patent: 5405050 (1995-04-01), Walsh

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