Car body assembling method and body structure of a vehicle
AssigneeNissan Motor Co., Ltd.
InventorAtsushi Hanyu
Life of this patent
Estimating the term…
Abstract
A roof structure 2 is divided into three roof constituent parts, i.e., a front portion 2F, a center portion 2C and a rear portion 2R, and they are formed by casting and connected to each other and sub-assembled into the roof structure 2. Each of left and right body side structures 3 are divided into three roof constituent parts, i.e., a front portion 3F, a center portion 3C and a rear portion 3R, and they are formed by casting and connected to each other and sub-assembled into the body side structure 3. The roof structure 2 and the left and right body side structures 3 are assembled and connected to each other on a main line, thereby constituting an upper body 1.
Claims19
A body structure of a vehicle comprising:
- a roof structure formed by connecting a plurality of roof parts made of light-metal formed by casting, said roof parts being divided in a longitudinal direction,
- left and right body side structures obtained by connecting a plurality of body side parts made of light-metal formed by casting, said body side parts being divided in a longitudinal direction, wherein
- said left and right body side structures and roof structure are connected to each other and form an upper body,
- said roof structure is divided in the longitudinal direction by left and right roof side rails, said roof structure comprises three roof parts provided with:
- a front portion which includes a roof front rail and left and right front pillar and which mounts a front window shield;
- a center portion which has a roof bow and left and right roof side rails;
- and
- a rear portion comprising a roof rail rear and left and right rear pillar and which mount a rear window shield, and wherein
- division ends of roof side rails of said front portion and said rear portion are superposed on and connected to division end of a roof side rail of said center portion.
A body structure of a vehicle according to claim, 1, wherein
- said left and right body side structures are respectively divided in the longitudinal direction by a roof side rail portion and side sill portion, each of said body side structures comprising three body side parts provided with:
- a front portion having a front pillar as a main body;
- a center portion having a center pillar as a main body;
- and
- a rear portion having a rear pillar as a main body, and wherein
- a division end of each of the roof side rails of the front portion and the rear portion and a division end of the side sill portion are superimposed on and connected to a division end of the roof side rail of the center portion and a division end of the side sill portion, and
- said roof structure and left and right body side structures are connected to each other, cross sections of at least said front pillar, said roof side rail and said rear pillar are closed.
A body structure of a vehicle according to claim 3, wherein
- each of said roof rail front and said roof rail rear of said front and rear portion of said roof structure is integrally provided around a support of an upper end of said window shield with a reinforcing rib.
An upper body structure of a vehicle comprising:
- a roof structure means for connecting a plurality of roof parts divided in a longitudinal direction by left and right roof side rails, said plurality of roof parts comprising a front portion including a roof front rail and left and right front pillars configured to receive a front windshield, a center portion having a roof bow and left and right roof side rails, and a rear portion comprising a roof rail rear and left and right rear pillars configured to receive a rear window, and wherein division ends of roof side rails of said front portion and said rear portion are superposed on and connected to division end of a roof side rail of said center portion, and
- left body side structure means for connecting a plurality of body side parts divided along a longitudinal direction, said plurality of body side parts comprising a front portion having a front pillar, a center portion having a center pillar, and a rear portion having a rear pillar,
- right body side structure means for connecting a plurality of body side parts divided along a longitudinal direction, said plurality of body side parts comprising a front portion having a front pillar, a center portion having a center pillar, and a rear portion having a rear pillar,
- wherein said upper body structure comprises an assembly of said left body side structure means, said right body side structure means and said roof structure means.
Dependencies are inferred from the claim text.