Mechanical gas bottle dispensing machine

Details Mechanical gas bottle dispensing machine Mechanical gas bottle dispensing machine

2011-07-12

2011-07-12

Crawford, Gene (Department: 3651)

Article dispensing

Article delivery dependent upon insertion of replacement...

C221S31200B, C221S029000, C221S281000, C221S002000, C221S289000, C221S286000, C221S007000, C221S006000, C221S151000, C221S299000, C221S301000, C221S298000, C194S293000, C194S293000, C194S293000, C194S293000, C194S295000, C193S038000, C312S072000

Reexamination Certificate

active

07975875

ABSTRACT:
An entirely mechanical gas bottle dispensing machine that allows to either only dispense by gravity a filled bottle upon insertion of a first token or dispense a filled bottle with return of an empty bottle upon insertion of a second token.

REFERENCES:
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patent: 6761194 (2004-07-01), Blong
patent: 2003/0042269 (2003-03-01), Blong
patent: 2004/0245278 (2004-12-01), Steffens et al.
patent: 2.101.127 (1972-03-01), None
patent: 2 423 190 (1979-11-01), None
patent: 2 602 355 (1988-02-01), None

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