Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1988-08-17
1989-07-18
Coe, Philip R.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15412, A47L 500
Patent
active
048479420
ABSTRACT:
The arrangement for switching on and off of a vacuum cleaner comprises a switch which is integrated in a printed circuit board disposed below the cover of the vacuum cleaner housing. In the cover there is formed a resilient tongue having an upwardly projecting handle portion so that a bowl-shaped cavity is created in the free end of the resilient tongue. The switch extends into said bowl-shaped cavity and is operated by means of the resilient tongue. The production and mounting of the arrangement for switching on and off of the vacuum cleaner require only low expenditure of labor.
REFERENCES:
patent: 3872539 (1975-03-01), Doyel
patent: 4136270 (1979-01-01), Wernet et al.
patent: 4355483 (1982-10-01), Korzelius
patent: 4631377 (1986-12-01), Imazeki et al.
Coe Philip R.
Progress-Elektrogeraete & Pfeiffer GmbH & Co.
Reinckens Corinne M.
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