Name/TitleKnapsack sprayer

About this objectA container having a flanged base with protective webbing, made to be held on the back by straps passing over the shoulders. At the top of it is a large, raised central opening topped by a lift up fitted gauze and lid, surmounted by a folding handle. A small opening near has a screw top. Attached near the bottom of the right hand side is a short vertical cylinder which contains a pump. It is operated by a long angled and forward projecting handle ending in a grip. On the other side is a taller cylinder from the base of which projects a long thick tube which connects with a tube ending in a spray nozzle. A pipe from the pump connects with the container behind the flange and with the left-hand cylinder and thence to the spray nozzle. This object was found by the donor in the attic.

MakerThe Four Oaks Spraying Machine Co.

Maker RoleManufacturer

Place MadeSutton, Coldfield

Medium and MaterialsContainer: Copper
Flange and handle: Iron
Straps: Leather
Tube: Rubber
Tube ending in nozzle: Metal
Handgrip: Wood
Rest of sprayer: Non-ferrous metal

Inscription and MarksStamped inscription on back of container:
THE FOUR OAKS
Sole manufacturers
The Four Oaks Spraying Machine Co.
Sutton Coldfield

MeasurementsContainer: length: 35 cm; breadth: 16.5 cm; height: 34 cm
Container with flange: height: 40 cm
Container with raised central opening: 43.5 cm
Pump cylinder: height: 13.5 cm
Pump cylinder with mechanism: height: 21 cm; diameter: 4 cm
Handle inner length: 22 cm
Handle outer length: 33 cm
Lt. hand cylinder height: 31 cm; diameter: 4 cm
Rubber tube length: 91 cm; diameter: 2 cm
Metal tube length: 68 cm; diameter: 1.2 cm
Straps length: 53 cm; breadth: 3cm; thickness: 0.05 cm

Object numberSTMEA:1999-25

Copyright LicenceAttribution - Non-commercial (cc)