# US 10,308,288 B2 · Side vehicle-body structure of vehicle

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- Number: US 10,308,288 B2
- Document ID: US10308288B2
- Status: Granted
- Kind: B2
- Application number: 15/800,890
- Filed: 2017-11-01
- Published: 2018-08-30
- Granted: 2019-06-04
- Earliest claimed: 2017-02-24
- Assignees: Mazda Motor Corporation
- Applicants: Mazda Motor Corporation
- Inventors: Daisuke Kiyoshita; Shuji Muraoka
- Web page: https://patentgrep.com/patent/US10308288B2

## CPC

- B62D 25/088: {Details of structures as upper supports for springs or dampers}
- B62D 21/15: having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body (bumpers B60R19/02; shock absorbers in general F16F)
- B62D 21/157: {for side impacts}
- B62D 25/02: Side panels {(B62D33/046 takes precedence; sideboards for open load compartments B62D33/023)}
- B62D 25/04: Door pillars {; windshield pillars}
- B62D 27/02: rigid
- B62D: MOTOR VEHICLES; TRAILERS (steering, or guiding on a desired track, of agricultural machines or implements A01B69/00; wheels, castors, axles, increasing wheel adhesion B60B; vehicle tyres, tyre inflation or tyre changing B60C; connections between vehicles of a train or the like B60D; vehicles for use on rail and road, amphibious or convertible vehicles B60F; suspension arrangements B60G; heating, cooling, ventilating or other air treating devices B60H; windows, windscreens, non-fixed roofs, doors or similar devices, protective coverings for vehicles not in use B60J; propulsion plant arrangements, auxiliary drives, transmissions, controls, instrumentation or dashboards B60K; electric equipment or propulsion of electrically-propelled vehicles B60L; power supply for electrically-propelled vehicles B60M; passenger accommodation not otherwise provided for B60N; adaptations for load transportation or to carry special loads or objects B60P; arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general B60Q; vehicles, vehicle fittings or vehicle parts not otherwise provided for B60R; servicing, cleaning, repairing, supporting, lifting, or manoeuvring, not otherwise provided for, B60S; brake arrangements, brake control systems or parts thereof B60T; air-cushion vehicles B60V; motor-cycles, accessories therefor B62J, B62K; testing of vehicles G01M)

## Abstract

A side vehicle-body structure of a vehicle comprises a rear frame, a roof side rail, a rear wheelhouse, a C pillar, and a suspension housing reinforcement which interconnects the C pillar and the rear wheelhouse in a vertical direction, wherein the suspension housing reinforcement comprises a front suspension housing reinforcement which extends downward from a lower end portion of the C pillar along an extension direction of the C pillar and connects to an upper portion of the rear wheelhouse and a rear suspension housing reinforcement which is positioned in back of the front suspension housing reinforcement, extends rearward and downward from a rear portion of the C pillar and/or a rear portion of the front suspension housing reinforcement, and connects to the upper portion of the rear wheelhouse.

## Claims

### Claim 1

A side vehicle-body structure of the vehicle, comprising:
a rear frame extending in a longitudinal direction at a rear lower portion of a vehicle body;
a roof side rail extending in the longitudinal direction at an upper side portion of the vehicle body;
a rear wheelhouse positioned on an outward side, in a vehicle width direction, of the rear frame and covering over a rear wheel;
a rear pillar extending downward from the roof side rail at a rear edge portion of an door opening portion which is positioned adjacently in front of the rear wheelhouse; and
a suspension housing reinforcement interconnecting the rear pillar and the rear wheelhouse in a vertical direction,
wherein said suspension housing reinforcement comprises a front suspension housing reinforcement which extends downward from a lower end portion of said rear pillar along an extension direction of the rear pillar and connects to an upper portion of said rear wheelhouse and a rear suspension housing reinforcement which is positioned in back of said front suspension housing reinforcement, extends rearward and downward from a rear portion of said rear pillar and/or a rear portion of said front suspension housing reinforcement, and connects to the upper portion of said rear wheelhouse,
wherein said rear suspension housing reinforcement has a cutout portion which is configured to extend obliquely rearward and upward at a rear lower end portion thereof, the cutout portion being not directly connected to said rear wheelhouse.

### Claim 2 (depends on 1)

The side vehicle-body structure of the vehicle of claim 1, wherein at least part of a seatbelt retractor is stored inside of said rear pillar.

### Claim 3 (depends on 1)

The side vehicle-body structure of the vehicle of claim 1, wherein said rear suspension housing reinforcement is provided with a high-rigidity portion extending in the longitudinal direction at a joint portion thereof to said rear pillar and/or said front suspension housing reinforcement.