US Patent 7866689 Vehicle seat frame structure and method of manufacturing same
Patent 7866689 was granted and assigned to Lear Corporation on January, 2011 by the United States Patent and Trademark Office.
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This invention relates to a method of manufacturing seat back frame, wherein a pair of side back frame portions are first provided. Also provided is a first upper back frame portion having an upper surface defining a first profile is provided, and a second upper back frame portion having an upper surface defining a second profile. The second profile is different from the first profile. A desired profile of a vehicle seat back frame is then determined. After the determination, one of the first and the second upper back frame portions is selected for attachment to the pair of side back frame portions corresponding to the desired vehicle seat back frame profile determined previously. The selected one of the first and the second upper back frame portions is secured to the pair of side back frame portions.
US Patent 07866689 Vehicle seat frame structure and method of manufacturing same US Patent 7866689 Vehicle seat frame structure and method of manufacturing same
US Patent 07866689 Vehicle seat frame structure and method of manufacturing same
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