Structure of a front body of a motor vehicle and a method of assembling a vehicle body

A method of assembling a vehicle body comprising the steps of:

• inserting a first unit comprising at least a cowl member and a windshield wiper system provided in said cowl member into the front of a vehicle body side member of a closed sectional construction extending in the widthwise direction of said vehicle body with connecting right and left front pillars;
• mounting both side ends of said first unit to said vehicle body;
• inserting a second unit comprising at least an instrument panel and a steering system from an opening of a vehicle door into a passenger compartment to be disposed in the rear of said vehicle side member of a closed sectional construction;
• and
• mounting both side ends of said second unit to said vehicle body.

A structure of a front body of a motor vehicle comprising:

• a vehicle body side member of a closed sectional construction extending in the widthwise direction of a vehicle body between right and left front pillars of said vehicle body;
• a first unit provided in the front part of said vehicle body side member, said first unit having at least a cowl member and a windshield wiper system attached to said cowl member, an end part of said first unit being fixed to said vehicle body;
• and
• a second unit provided in the rear part of said vehicle body side member, said second unit having at least an instrument panel and a steering system, an end part of said second unit being fixed to said vehicle body;
• and
• a brake pedal bracket and a brake pedal supported by said brake pedal bracket, said brake pedal bracket including a first bracket fixed to a lower part of said cowl member and a second bracket of which one end is connected to said first bracket and the other end is connected to said vehicle body side member.

A structure of a front body of a motor vehicle comprising:

• a vehicle body side cowl member of a closed sectional construction extending in the widthwise direction of a vehicle body between right and left front pillars of said vehicle body, wherein said vehicle body side cowl member includes a closed sectional construction formed by an upper panel and a lower panel, said upper panel including a vertical wall part extending substantially in a vertical direction, a supporting part which extends to the rear and upward obliquely from the upper end of said vertical wall part and supports around the lower end part of a windshield, and an upper wall part extending rearwardly from the rear end of said supporting part, and said lower panel comprises a bottom wall part which extends in the longitudinal direction and is connected to the lower end of said upper panel, a vertical wall part which stands up and extends upward form the rear end of said bottom wall part, and a flange part which extends rearwardly from the upper end of said vertical wall part and is connected to said upper wall part of said upper panel;
• a first unit provided in the front part of said vehicle body side member, said first unit having at least a cowl member and a windshield wiper system attached to said cowl member, an end part of said first unit being fixed to said vehicle body, said vehicle body side cowl member contacting said cowl member to form a cowl box;
• and
• a second unit provided in the rear part of said vehicle body side member, said second unit having at least an instrument panel and a steering system, an end part of said second unit being fixed to said vehicle body.

A structure of a front body of a motor vehicle comprising:

• a vehicle body side member of a closed sectional construction extending in the widthwise direction of a vehicle body between right and left front pillars of said vehicle body;
• a first unit provided in the front part of said vehicle body side member, said first unit having at least a cowl member and a windshield wiper system attached to said cowl member, an end part of said first unit being fixed to said vehicle body, said vehicle body side cowl member contacting said cowl member to form a cowl box, said cowl member of said first unit having a front wall part extending in the vertical direction at approximately the same position as a dash panel of said vehicle body, a bottom wall part extending rearwardly from the lower end of said front wall part, and a rear wall part which extends upward from the rear end of said bottom wall part and contact a front part of said upper panel;
• and
• a second unit provided in the rear part of said vehicle body side member, sand second unit having at least an instrument panel and a steering system, an end part of said second unit being fixed to said vehicle body.

A structure of a front body of a motor vehicle comprising:

• a vehicle body side member of a closed sectional construction extending in the widthwise direction of a vehicle body between right and left front pillars of said vehicle body;
• a first unit provided in the front part of said vehicle body side member, said first unit having a cowl member, a brake pedal bracket, a brake pedal, a brake multiplier system and a windshield wiper system attached to said cowl member, a dash member fixed on the underside of said cowl member to constitute a part of a dash panel of said vehicle body, to which said dash member said brake pedal, said brake pedal bracket, and said brake multiplier system are attached, said dash member including a projecting part which projects forwardly, said brake multiplier system being provided in an engine compartment side of said projecting part and said brake pedal being supported in a passenger compartment side of said projecting part through said brake pedal bracket which faces said projecting part of said dash member with a predetermined distance by a spacer member and which is fixed by screwing a studbolt into a nut with said studbolt piercing into said passenger compartment through said spacer member from said brake multiplier system, an end part of said first unit being placed fixedly to said vehicle body;
• and a second unit provided in the rear part of said vehicle body side member, said second unit having at least an instrument panel, an air conditioning system and a steering system, an end part of said second unit being placed fixedly to said vehicle body.

A structure of a front body of a motor vehicle comprising:

• a vehicle body side member of a closed sectional construction extending in the widthwise direction of a vehicle body between right and left front pillars of said vehicle body;
• a first unit provided in the front part of said vehicle body side member, said first unit having at least a cowl member and a windshield wiper system attached to said cowl member, an end part of said first unit being placed fixedly to said vehicle body;
• and
• a second unit provided in the rear part of said vehicle body side member, said second unit having at least an instrument panel and a steering system, an end part of said second unit being fixed to said vehicle body;
• and
• a positioning portion which determines a position in the longitudinal direction of said vehicle which receives a side part of said cowl member and is formed to diverge and face upwardly in said vehicle body, the side part of said cowl member being fixed to said positioning portion through a bonding material, said positioning portion including front and rear channels which extend in the vertical direction and open facing to each other having wider distance in the upper part, flange parts which engage both of said channels respectively being formed in the side part of said cowl member.