Backup-proof fluid distribution apparatus

Details Backup-proof fluid distribution apparatus Backup-proof fluid distribution apparatus

1988-11-14

1990-08-28

Huppert, Michael S.

Dispensing

Including timer

For timing dispensing period

222630, 239338, 261 782, B05B 724

Patent

active

049518542

ABSTRACT:
Apparatus for the distribution of fluid materials, notably liquids such as oils and essential oils, perfumes, and the like, which are typically at least somewhat corrosive vis-a-vis injection heads for the dispensing thereof, includes a distribution nozzle, the geometry and mode of operation of which prevent the backup of distributed material into the dispensing nozzle/system during shutdown, and advantageously a control for the automatic regulation of the starting and stopping of the dispensing function.

REFERENCES:
patent: 3027097 (1962-03-01), Gleason et al.
patent: 4427004 (1984-01-01), Miller
patent: 4658985 (1987-04-01), Madsen et al.
patent: 4671435 (1987-06-01), Stout et al.

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