Vehicle rear body structure

• US 4,875,733 A
• Filed: 03/09/1988
• Issued: 10/24/1989
• Est. Priority Date: 03/10/1987
• Status: Expired due to Fees

• Current Assignee: Mazda Motor Corporation
• Original Assignee: Mazda Motor Corporation
• Inventors: Maeda, Tatsuo, Nakano, Mitsusou, Chado, Hiroyuki
• Primary Examiner(s): Pedder, Dennis H.
• Application Number:
  US07/166,099
• Time in Patent Office: 594 Days
• Field of Search: 296/187, 296/191, 296/193, 296/195, 296/198, 296/203, 296/209, 296/29, 296/185
• US Class Current: 296/203.04
• CPC Class Codes: B62D 25/025 Side sills thereof
• CPC Class Codes: B62D 25/087 Luggage compartments
• CPC Class Codes: B62D 29/001 characterised by combining metal and synthetic material
• CPC Class Codes: B62D 29/048 Connections therefor, e.g. joints B62D29/045 takes precedence

Abstract

A vehicle rear body structure including a rear side panel assembly comprising a rear inner panel made of a steel sheet and a rear fender made of a plastic material. The rear inner panel is formed at a lower portion with a tire house section. A tire house reinforcement of a closed cross section is formed along the tire house section and contiguous with a belt line reinforcement of a closed cross section formed along an upper edge portion of the rear inner panel. The tire house reinforcement and the belt line reinforcement are also contiguous with a center pillar structure of a closed cross section.

Claims

1. A vehicle rear body structure including a rear inner panel having a bulged portion extending longitudinally, a first reinforcement panel extending longitudinally along the bulged portion and joined with an inner side surface of the rear inner panel to form a belt line reinforcement structure of a closed cross-section, a second reinforcement panel having an arcuate configuration and joined with the inner side surface of the rear inner panel at a lower end portion and joined with the first reinforcement panel at an upper end portion so that a space is formed under a tire housing flange formed at a lower end portion of the second reinforcement for receiving a rear wheel, and the rear inner panel, the first and second reinforcement panels being joined to form a tire housing reinforcement structure of a closed cross-section which extends forwardly to a side sill structure which forms a lower side frame structure of the body structure and extends rearwardly to a lower flange portion of the rear inner panel formed at a rear end portion thereof.