A headrest that facilitates the assembly of a structural member for absorbing impact, and a method for producing the same. The method for manufacturing the headrest having surface material, headrest stay, seal sealing an opening at the bottom of headrest, plate-like impact-absorbing member, one end of which is connected to seal, and foamed body in headrest includes a step of inserting headrest stay in insertion holes and of seal and assembling it, a step of inserting headrest stay and impact-absorbing member through the opening, a step of inserting a circumferential portion of the opening of surface material into seal, a step of injecting a foaming material through injection hole of seal and foaming it, and a step of forming a foamed body by curing the injected foaming material. The opening is sealed when the foaming material impregnates and cures at the circumferential portion of the opening.
Headrest for vehicle seats and method of manufacturing headrest
23.05.2017
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 / B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES , Index-Schema für besondere Gegenstände in Verbindung mit Unterklasse B29C |