Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1975-05-09
1976-06-29
Moore, Christopher K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15402, A47L 906
Patent
active
039655253
ABSTRACT:
Mounted on the front of an upright vacuum cleaner nozzle is a rake for lifting the pile of a shag rug as the vacuum cleaner is pulled in a backward direction. Provision is made for selectively lengthening or shortening the rake to match the width of the nozzle and for angularly positioning the rake either up out of the way or into engagement with the rug pile at the optimum raking angle.
REFERENCES:
patent: 3825972 (1974-07-01), MacFarland
Brissette Edward C.
Smith, Jr. Edwin W.
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