Pedal air-filling type backpack sprayer

The utility model relates to a pedal air-filling type backpack sprayer for solving the problem of consuming extra force and labor of the prior backpack sprayer, which comprises a pressure water tank, a spraying pipe, wherein, the pressure water tank is connected with a flexible inlet pipe. The flexi...

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Bibliographic Details
Main Author WENCAI YUAN
Format Patent
LanguageEnglish
Published 12.09.2007
Subjects
APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
ATOMISING APPARATUS
NOZZLES
PERFORMING OPERATIONS
SPRAYING APPARATUS
SPRAYING OR ATOMISING IN GENERAL
TRANSPORTING
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Summary:The utility model relates to a pedal air-filling type backpack sprayer for solving the problem of consuming extra force and labor of the prior backpack sprayer, which comprises a pressure water tank, a spraying pipe, wherein, the pressure water tank is connected with a flexible inlet pipe. The flexible inlet pipe is connected with an elastic air-filling cushion arranged on the sole by a uni-directional valve that is arranged on the elastic air-filling cushion. The utility model comprises a water tank, a pressure jar and the spray pipe and a water charging device connected with the pressure jar, which is characterized in that the water charging device comprises a pressure pipe, wherein, the bottom of the pressure pipe is connected with the pressure jar and the inlet pipe by the uni-directional valve. The top of the pressure pipe is connected with the elastic air-filling cushion arranged on the sole by the flexible inlet pipe. The utility model is easy to operate with two feet stepping down, and charges repeatedly without extra force and labor, thereby avoiding harm of sprayed liquid, leakage and flooding, and has the advantages of low production and using cost, low maintenance expenditure, simple structure, long life span and convenient maintenance.
Bibliography:Application Number: CN2006223279U