Vacuum cleaner has a motor, fan and dust container mounted in cylindrical housing within spherical outer housing by which it is maneuvered by handle attached to axis

摘要

The motor (5), fan (6) and dust collection bag (7) with the electrical supply cable drum (10) are contained in a cylindrical housing (3), stabilized by a weight (12) by which the outer housing (1) is able to rotate through bearings (8,9) when moved by the handle (17).