Classifying – separating – and assorting solids – Magnetic – Paramagnetic
Patent
1980-07-25
1981-07-21
Hill, Ralph J.
Classifying, separating, and assorting solids
Magnetic
Paramagnetic
15339, B03C 130
Patent
active
042797454
ABSTRACT:
A vacuum cleaner magnet attachment for picking up pins, needles and other magnetic metal material concealed in rugs and carpets is in the form of a longitudinally flexible housing provided with a plurality of magnet-containing pockets laterally spaced apart by thin webs, the attachment being secured to the front lowermost wall of a vacuum cleaner.
REFERENCES:
patent: 2288115 (1942-06-01), Soldanels
patent: 2474036 (1949-06-01), Curley
patent: 2677461 (1954-05-01), Bodey
patent: 3021001 (1962-02-01), Donofrio
patent: 3254440 (1966-06-01), Duggar
patent: 3370365 (1968-02-01), Vosbikian
patent: 3727658 (1973-04-01), Eldridge
patent: 4006512 (1977-02-01), Saulson
Hill Ralph J.
Olson Oliver D.
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