Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1985-01-09
1986-07-01
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15339, 15377, 174 47, 285 7, A47L 928
Patent
active
045971307
ABSTRACT:
A canister vacuum cleaner having electrical conductors extending from electrical circuitry in the canister through the connection of the suction hose thereto through electrical conductors embodied in the suction hose to electrical apparatus associated with a nozzle, such as a brush motor therein. The electrical connection between the hose end and the canister is provided by a first electrical connector mounted to the hose end, and a second electrical connector mounted to the base portion of the canister housing. Both the hose suction connector and the first electrical connector at the hose end are freely installable through a suction inlet passage formed in the cover and are then connected to a source of suction and a second electrical connector mounted in the base. Forces developed in connecting and disconnecting the first electrical connector from the second electrical connector are accommodated by the base portion of the canister housing by virtue of the mounting of the second electrical connector thereto in alignment with the suction inlet opening, whereby automatic connection of the electrical connectors is effected as an incident of the installation of the suction hose connector in the suction inlet opening and there is no need for electrical circuitry in the cover. The cover is relatively lightweight and inexpensive as a result of the improved arrangement and is easily removable since there is no need to break an electrical connection.
REFERENCES:
patent: 3258553 (1966-06-01), Breslin
patent: 3277512 (1966-10-01), Waters
patent: 3375541 (1968-04-01), Fromknecht
patent: 3381652 (1968-05-01), Schaefer et al.
Moore Chris K.
Whirlpool Corporation
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