| US 7,552,848 B2 | ||
| Automatic dosing device with motor overrunning absorbing means | ||
| Biagio Salvati, Udine (Italy); and Derek Burke, Pordenone (Italy) | ||
| Assigned to Electrolux Home Products Corporation N.V., Zaventem (Belgium) | ||
| Filed on Apr. 12, 2005, as Appl. No. 11/103,955. | ||
| Claims priority of application No. 04101608 (EP), filed on Apr. 19, 2004. | ||
| Prior Publication US 2005/0230427 A1, Oct. 20, 2005 | ||
| Int. Cl. G01F 11/20 (2006.01) | ||
| U.S. Cl. 222—236 [222/412] | 14 Claims |
| 1. An automatic dosing device comprising:
a storage chamber (7) for storing dispensable material,
a dosing screw (2) housed in a housing (3),
guiding means (20),
a movable cursor (24) adapted to move a sealing member (30) which is adapted to tightly close a dispensable substance supply aperture (33) that is formed in the housing (3) and that is in communication with the storage chamber (7), and
overrunning absorbing means (36) configured to be operable for preventing a force acting on the cursor (24) and exceeding a predetermined intensity to be transferred to the sealing member (30) independently of the sealing member position, wherein said cursor (24) and said sealing member (30) are slidably coupled.
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