Brushing – scrubbing – and general cleaning – Implements – Particular handle
Patent
1978-02-06
1979-10-16
Blum, Daniel
Brushing, scrubbing, and general cleaning
Implements
Particular handle
15 42, A47L 1311, B25G 338
Patent
active
041708032
ABSTRACT:
A floor sweeper having an improved pivotal means for a handle is disclosed. The pivotal means comprises a main body having a concave portion thereon, a holding member having bearing apertures and a leaf spring positioned in a predetermined seat of the concave portion of the main body, wherein the handle is pivotally supported to swing in a desired angle such that shaft members of the handle are received in the bearing apertures of the holding member and base end of the handle is pressed upward by the leaf spring.
REFERENCES:
patent: 822708 (1906-06-01), Wright
patent: 1632481 (1927-06-01), Judge
patent: 3268936 (1966-08-01), Fukuba
patent: 3339220 (1967-09-01), Barry
patent: 3800351 (1974-04-01), Fukuba
Blum Daniel
Hukuba Kogyo Kabushiki Kaisha
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