| 摘要 |
A coffee grinder-dispenser consisting of a support base containing a grinding chamber, said base housing: an electric motor (8), to the shaft (10) of which a second shaft (26) is rotoidally constrained but axially free, for rotating the driven grinding wheel (28), a sleeve (32) within which said second shaft (26) rotates freely but is axially restrained, said sleeve (32) having its threaded lateral surface (46) cooperating with a threaded portion (48) rigid with the base, said driven grinding wheel being axially constrained to said sleeve (32), a fixed grinding wheel (40) facing said driven grinding wheel (28) in the interior of the grinding chamber (36), said fixed grinding wheel being fixed in a determined position to the base frame in a non removable manner, characterised by comprising means (34, 38) for axially rotating said sleeve (32). |
