Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1988-11-14
1990-05-08
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15315, 153401, 134168C, B08B 302, B08B 904
Patent
active
049225715
ABSTRACT:
A mobile vacuum loading machine has a swivel assembly permitting the boom to be rotated 360.degree. through the use of internal hydraulic and pneumatic passages in the swivel assembly. The hose reel is mounted on the rear of the machine and capable of being swung out outwardly a full 180.degree. and fixedly held at any position through the use of a linkage assembly attached to a hydraulic cylinder.
REFERENCES:
patent: 3150404 (1964-09-01), Johnson
patent: 3348258 (1967-10-01), Daneman
patent: 3613915 (1971-10-01), Vita
patent: 4199837 (1980-04-01), Fisco
patent: 4207647 (1980-06-01), Masters
patent: 4234980 (1980-11-01), DiVito et al.
patent: 4446591 (1984-05-01), Wiedemann
patent: 4525277 (1985-06-01), Poulin
patent: 4669145 (1987-06-01), Kehr
patent: 4805653 (1989-02-01), Krajicek et al.
Aquatech, Inc.
Moore Chris K.
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