Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1993-05-25
1994-11-15
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15412, A47L 928
Patent
active
053635345
ABSTRACT:
A vacuum cleaner is provided which comprises a housing (100) provided with an electric motor (110) and with an electronic circuit (120) for controlling the electric motor (110), which housing (100) is constructed for the connection of a suction tube (200) with a remote control circuit (210) for controlling the electronic circuit (120), the electronic circuit (120) being adapted to control the electric motor (110) both in the presence and in the absence of the suction tube (200).
REFERENCES:
patent: 3579706 (1971-05-01), Hetland
patent: 3855665 (1974-12-01), Schwartz
patent: 4419783 (1983-12-01), Steffen
patent: 4654924 (1987-04-01), Getz et al.
patent: 4672367 (1987-06-01), Damstra
patent: 4914327 (1990-04-01), Dekker
patent: 4959556 (1990-09-01), Dekker et al.
Damstra Ate K.
Dekker Jan H.
Bartlett Ernestine C.
Moore Chris K.
U.S. Philips Corporation
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