Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1977-12-15
1979-10-23
Moore, Christopher K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15335, A47L 528
Patent
active
041715535
ABSTRACT:
A stalk vacuum cleaner having a casing and an air-suction socket at the lower end portion of the casing, wherein the dirt is fed from the top to a dust bag arranged in the upper end portion of the casing of the stalk vacuum cleaner under the action of a suction system arranged at the lower end portion of the casing of the stalk vacuum cleaner by means of a riser tube. The riser tube is in the form of a movable hose constituting a fixed component of the casing of the vacuum cleaner. The lower end of the hose is detachably connected to the air-suction socket.
REFERENCES:
patent: 1763397 (1930-06-01), Hutchinson
patent: 1936761 (1933-11-01), Hoover
patent: 2175647 (1939-10-01), Replogle
patent: 2266075 (1941-12-01), Replogle
patent: 2343056 (1944-02-01), Harlett
patent: 2867833 (1959-01-01), Duff
patent: 2876481 (1959-03-01), Gerber et al.
Moore Christopher K.
Smith, Jr. John C.
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