Vacuum cleaning apparatus

Details Vacuum cleaning apparatus Vacuum cleaning apparatus

1978-09-14

1980-07-08

Lake, Roy

Geometrical instruments

339 14R, H01R 304

Patent

active

042114578

ABSTRACT:
A vacuum cleaning apparatus comprising a current-carrying vacuum hose provided with a hose connector at one end thereof which has a pigtail-free shielded electrical connector assembly which is installed and self locked in position after assembly of the hose connector and which is particularly adapted to be directly connected with a female electrical connector in a housing assembly of a canister-type vacuum cleaner to thereby provide an economical construction which is also of optimum safety due to its self-locking character and shielding of its protruding metal male electrical connector.

REFERENCES:
patent: 3737623 (1973-06-01), Vallone
patent: 4018493 (1977-04-01), Lyman et al.
patent: 4063790 (1977-12-01), Kleykamp et al.

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