Seat assembly having improved trim appearance and method and tool for making the same

US11155191B2 · kind B2 · utility

Assignee

• Lear Corporation · US

Inventors

• Ashford A. Galbreath · Troy, US
• Asad S. Ali · Troy, US
• Gregory Alan Lymburner · Carleton, US
• Paul S. Severinski · Milleville Beach, US
• Gary Rock · Canton, US
• James B. Clauser · Oakland Charter Township, US
• Louella Ann Patterson · Auburn Hills, US
• Thomas A. Welch, Sr. · Ortonville, US

Key dates

• Filing date: Nov 15, 2018
• Grant date: Oct 26, 2021
• Expiry date: Aug 6, 2039

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B29L2031/3002
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

A seat assembly having improved trim appearance is provided as well as a method and mold tool for making the seat assembly. In certain embodiments, the seat assembly has at least one narrow trench having a substantially constant width of up to 5 mm, which provides for better tolerances when installing a trim cover on the cushion and provides improved appearance and comfort. In certain embodiments, the mold tool has at least one tool insert that is configured to create the at least one narrow trench with a substantially constant width in the cushion.