HOSE UNIT FOR GARBAGE TRUCK OF VACUUM ACTION Russian patent published in 2010 - IPC A47L9/24 

FIELD: personal use articles.

SUBSTANCE: hose unit is intended for garbage truck of vacuum action. Hose unit comprises part of suction hose, which is able to extend in longitudinal direction, when exposed to action of longitudinal stretching force, and to return into configuration reduced in longitudinal direction as such stretching force is released, support element passing along hose unit and arranged with the possibility of interaction with it to limit at least part of it in reduced configuration and part of suction hose that may not be extended in normal use. Part of suction hose subject to extension is connected to handle for connection to tool for cleaning or rigid adapter, and support element comprises part of handle or is connected to handle that produces chamber, in which at least part of extended hose may be located when in reduced configuration. End of extensible part of suction hose distanced from suction hose part that may not be extended is arranged with the possibility of motion in chamber in longitudinal direction, but is designed for retention near open end of chamber. End of extensible suction hose part is arranged with the possibility of full release from chamber. Support element comprises clamp arranged with the possibility to hold end of extensible suction hose part at chamber free end and full release of suction hose part from chamber.

EFFECT: invention provides for the possibility to form reasonable length of hose and to improve convenience in use of vacuum machine.

11 cl, 7 dwg