| 摘要 |
FIELD: engines and pumps. ^ SUBSTANCE: kitchenware device case incorporates a drive motor. The cup accommodates a tools shaft with a clutch made up of a driving half-coupling fitted on the drive motor shaft and a driven half-coupling fitted on the tools shaft, both half-couplings mate. The said device case is provided with a duct with a hole for cooling air. Note that the device is provided with a cover designed to be opened to open the hole and to close to stop the hole, the cover being moved to the open position by engagement of the aforesaid half-couplings. ^ EFFECT: improved cooling of the working tools. ^ 14 cl, 7 dwg |
