Gas separation – With means facilitating transportability or handling of... – Handle feature for apparatus or part thereof
Patent
1984-07-16
1986-01-28
Prunner, Kathleen J.
Gas separation
With means facilitating transportability or handling of...
Handle feature for apparatus or part thereof
15350, 55369, 55379, 55473, 55508, 55DIG3, B01D 4602
Patent
active
045668841
ABSTRACT:
A vacuum cleaner bag support in which a compression spring is itself supported in the interior of the upper terminus of an outer bag and carries a bag top support which resiliently maintains the bag elevated against lateral expansion thereof. An ornamental bag top member may be carried on the upper terminus of the outer bag and attached to the bag top support for movement therewith.
REFERENCES:
patent: 1936761 (1933-11-01), Hoover
patent: 2010898 (1935-08-01), Ruemelin
patent: 2073489 (1937-03-01), Leathers
patent: 2352504 (1944-06-01), White
patent: 2738538 (1956-03-01), Vance
patent: 2829734 (1958-04-01), Brace
patent: 3277634 (1966-10-01), Wheaton
patent: 4342575 (1982-08-01), Scott
Glenn, III W. K.
Jones John E.
Bell Edward L.
Prunner Kathleen J.
Schmidt Edward P.
Smith Robert E.
The Singer Company
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