Gas separation – Flexible or collapsible bag type – With flow line coupling means
Patent
1984-01-06
1985-09-03
Prunner, Kathleen J.
Gas separation
Flexible or collapsible bag type
With flow line coupling means
55374, 55DIG2, B01D 4602, B01D 4652
Patent
active
045390266
ABSTRACT:
A dirt collecting bag is disclosed having a face plate or collar with a slotted configuration along one of its edges to aid in mechanical transfer of it from a storage magazine to a bag mounting and transfer apparatus in a vacuum cleaner.
REFERENCES:
patent: 1380907 (1921-06-01), Hoover
patent: 1443449 (1923-01-01), Wise et al.
patent: 2646855 (1953-07-01), Senne
patent: 2847084 (1958-08-01), Wolfskill et al.
patent: 2975862 (1961-03-01), Goldberg
patent: 2995206 (1961-08-01), Smithson
patent: 3328942 (1967-07-01), Waters
patent: 3616621 (1971-11-01), Fesco
Farley Richardson B.
Kreske Gerald H.
Prunner Kathleen J.
The Hoover Company
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