It is obtained a headrest and a vehicle seat provided therewith and a method of manufacturing a headrest, that can reduce load to a neck portion of a vehicle occupant at a time of a rear collision while ensuring NV performance. A first urethane and a second urethane are disposed at an inner side of a headrest skin of a vehicle seat, and structure a headrest pad. The first urethane is embedded in the second urethane, and is elastically deformable, and supports a mass body. An elastic coefficient of the second urethane is set to be higher than that of the first urethane.
Headrest and vehicle seat provided therewith, and method of manufacturing headrest
2017-01-10
Patent
Elektronische Ressource
Englisch
IPC: | B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B29K Index-Schema für Formmassen oder Materialien für Verstärkungen, Füllstoffe oder vorgeformte Teile, z.B. Einlagen in Verbindung mit den Unterklassen B29B, B29C oder B29D , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS / B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES , Index-Schema für besondere Gegenstände in Verbindung mit Unterklasse B29C |
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