Hand-held battery power sprayer

Details Hand-held battery power sprayer Hand-held battery power sprayer

2006-04-25

2006-04-25

Scherbel, David A. (Department: 3752)

Fluid sprinkling, spraying, and diffusing

Including supply holder for material

Including handle or handgrip for supply container and...

C239S329000, C239S331000, C239S332000, C239S333000, C239S570000, C239S571000, C239S302000, C239S347000, C222S383100, C222S333000, C222S481500, C222S465100, C222S470000

Reexamination Certificate

active

07032841

ABSTRACT:
A hand-held battery power sprayer is formed of a body having a spray nozzle, a trigger, and an internally threaded attachment collar having a passageway therethrough. The attachment collar removably receives a container. As battery powered pump is positioned within the body, the pump having an inlet and an outlet, the outlet being connected by a discharge tube to the spray nozzle and the inlet connected by a suction tube extending through the inlet collar passageway into the interior of a liquid-holding container when the container affixed to the attachment collar. A battery is contained within the body. A switch within the body is actuated by this trigger. Circuitry connects the battery, switch, and pump in series. A passive check valve member normally closes the passageway preventing fluid flow from the container into the body and is displaceable to permit air flow into the container.

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patent: 6502766 (2003-01-01), Streutker et al.
patent: 6811099 (2004-11-01), Krestine et al.

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