Method for producing a head restraint and head restraint
US9296134B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 25, 2011 |
| Grant date | Mar 29, 2016 |
| Priority date | — |
| Expiry date | Feb 8, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB33Y80/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a method for producing a head restraint, in particular a motor vehicle head restraint, wherein the head restraint has a cover and a foam material, wherein the foam material fills out the cover at least in some areas, wherein the method comprises the following steps: producing a prototype mold, wherein the prototype mold comprises at least two parts, wherein when the parts of the prototype mold are assembled, the prototype mold has an inner surface that faces the interior of the prototype mold and an outer surface, producing the cover, assembling the parts of the prototype mold in such a way that the cover is arranged in the interior of the prototype mold, and introducing the foam material into the interior of the cover, wherein the foam material is at least partially liquid when said foam material is introduced into the interior of the cover.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.