Household appliance
First Claim
Patent Images
1. A laundry appliance comprising a casing, a rotatable drum mounted within said casing, and a vibration damper fixed to a top side of said casing to reduce vibrations transmitted to the casing;
- said vibration damper comprising a supporting frame fixed rigidly to said top side of the casing and downwardly depending therefrom, at least one oscillating mass housed inside said supporting frame, and elastic supporting means connecting said oscillating mass to said supporting frame in compression under full weight of said mass;
said oscillating mass comprising a body with sides supported on respective underlying surfaces of the supporting frame by a respective portion of said elastic supporting means in compression under weight of said body, said elastic supporting means comprising at least one block of viscoelastic polymeric gel.
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Abstract
Laundry washing machine (1) provided with a casing (2) and with a vibration damper (7) which is fixed to the casing (2) so as to reduce vibrations transmitted to the latter; the vibration damper (7) comprising a supporting frame (8) rigidly fixed to the casing (2), an oscillating mass (9) housed inside the supporting frame (8), and at least one block (10) of viscoelastic polymeric gel interposed between the oscillating mass (9) and the supporting frame (8) to floating support the oscillating mass (9).
18 Citations
19 Claims
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1. A laundry appliance comprising a casing, a rotatable drum mounted within said casing, and a vibration damper fixed to a top side of said casing to reduce vibrations transmitted to the casing;
- said vibration damper comprising a supporting frame fixed rigidly to said top side of the casing and downwardly depending therefrom, at least one oscillating mass housed inside said supporting frame, and elastic supporting means connecting said oscillating mass to said supporting frame in compression under full weight of said mass;
said oscillating mass comprising a body with sides supported on respective underlying surfaces of the supporting frame by a respective portion of said elastic supporting means in compression under weight of said body, said elastic supporting means comprising at least one block of viscoelastic polymeric gel. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
- said vibration damper comprising a supporting frame fixed rigidly to said top side of the casing and downwardly depending therefrom, at least one oscillating mass housed inside said supporting frame, and elastic supporting means connecting said oscillating mass to said supporting frame in compression under full weight of said mass;
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11. A laundry appliance comprising a casing, a rotatable drum mounted within said casing, and a vibration damper fixed to an upper side of said casing to reduce vibrations transmitted to the casing;
- said vibration damper comprising a supporting frame fixed rigidly to said upper side of the casing and downwardly depending therefrom, an oscillating mass, and at least one elastic support connecting said oscillating mass to said supporting frame in compression under full weight of said mass, said oscillating mass comprising a body with sides supported on respective underlying surfaces of the supporting frame by respective portions of said at least one elastic support.
- View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
Specification