To provide a heated toilet seat device capable of preventing the radiation of heat from a toilet seat by providing a protrusion on the toilet seat.
In this heated toilet seat device 4 as defined in claim 1, a heating means 7 for heating a top surface 6 of the toilet seat 5 is provided inside the toilet seat 5 on which a user can defecate/pass urine while he/she seats himself/herself. The outward protruding protrusion 15 is provided on an outside surface 14 of the toilet seat 5. The device 4 is provided with a turnable toilet seat lid 8 for covering the toilet seat 5. An outer end 9 of the lid 8 is protruded with respect to an outer end 14 of the toilet seat 5, and a downward protruding piece 10, which protrudes downward, is provided on an under surface of the outer end 9. Characteristically, an under surface 17 of the protruding piece 10 is brought into close contact with a top surface 16 of the protrusion 15 when the lid 8 is closed.
SUZUKI MASATO
NISHIZAKI YOSHIHIRO
SATO YASUSHI
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