Leaf blower back pack frame

Details Leaf blower back pack frame Leaf blower back pack frame

1990-01-30

1991-04-30

Cusick, Ernest G.

Package and article carriers

Carried by animate bearer

Flaccid attaching means looped around neck or crossing shoulder

153275, 224907, 224210, 224270, B05B 310

Patent

active

050110586

ABSTRACT:
A leaf blower having a back pack frame. The frame can support a leaf blower unit on an operator's back with the use of shoulder straps. The frame generally has an L-shape with an intake restrictor ring that can cooperate with an air intake section of a blower mounted to the back pack frame to substantially prevent intrusion of foreign objects into the blower unit and to reduce noise emanating from the blower air intake section.

REFERENCES:
patent: 1981076 (1934-11-01), Sells
patent: 2519936 (1950-08-01), Sayre
patent: 2520559 (1950-08-01), Osius
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patent: 3165774 (1965-01-01), Barba
patent: 3219129 (1965-11-01), Yamada
patent: 3331090 (1967-07-01), Reiber et al.
patent: 4290165 (1981-09-01), Hiramatsu et al.
patent: 4483070 (1984-11-01), Junkermann
patent: 4572414 (1986-02-01), Blatt
patent: 4644654 (1987-02-01), Howe et al.
patent: 4651903 (1987-03-01), Paglisi
patent: 4658778 (1987-04-01), Gamoh et al.
patent: 4662551 (1987-05-01), Dudley et al.
patent: 4748712 (1988-06-01), DiGiovanni
McCulloch Advertisement for "Super Air Stream V Back Pack Gas Blower Makes a Clean Sweep of Yard Work." 2 pages (1987).
McCulloch User Manual for "Super Air Stream V and Eager Beaver Gas-Powered Back-Pack Blower". 16 pages (1987).

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