Side sill for vehicle

A side sill for a vehicle, comprising:

• a side sill inner panel;
• a side sill outer panel coupled to the side sill inner panel;
• a first cushioning member disposed between the side sill inner panel and the side sill outer panel and constituting a plurality of closed cross-sections arranged in a width direction of the side sill;
• and
• a second cushioning member inserted into one of the plurality of closed cross-sections of the first cushioning member and extending in the width direction of the first cushioning member,
• wherein the first cushioning member includes a main body formed by bending a single plate, and at least one partition member connecting both surfaces of the main body,
• wherein a plurality of beads are formed on the main body and the partition member,
• wherein the main body includes a support surface that is located opposite to an open portion of the main body and located between the both surfaces,
• wherein the support surface of the main body and the partition member are spaced apart from each other to form a first closed cross-section between the support surface and the partition member,
• wherein a length of the partition member in a height direction is formed equal to a length in a height direction between both surfaces in the support surface of the main body.

A side sill for a vehicle, comprising:

• a side sill inner panel;
• a side sill outer panel coupled to the side sill inner panel;
• a first cushioning member disposed between the side sill inner panel and the side sill outer panel and constituting a plurality of closed cross-sections arranged in a width direction of the side sill;
• and
• a second cushioning member inserted into one of the plurality of closed cross-sections of the first cushioning member and extending in the width direction of the first cushioning member,
• wherein the first cushioning member includes a main body formed by bending a single plate, and at least one partition member connecting both surfaces of the main body,
• wherein a plurality of beads are formed on the main body and the partition member,
• wherein the main body includes a support surface that is located opposite to an open portion of the main body and located between the both surfaces,
• wherein the support surface of the main body and the partition member are spaced apart from each other to form a first closed cross-section between the support surface and the partition member,
• wherein a flange provided on the main body is bonded to the side sill inner panel, and a welded portion is formed between the flange and the side sill inner panel, and
• wherein a second closed cross-section is formed between the first cushioning member and the side sill inner panel.

A side sill for a vehicle, comprising:

• a side sill inner panel;
• a side sill outer panel coupled to the side sill inner panel;
• a first cushioning member disposed between the side sill inner panel and the side sill outer panel and constituting a plurality of closed cross-sections arranged in a width direction of the side sill;
• and
• a second cushioning member inserted into one of the plurality of closed cross-sections of the first cushioning member and extending in the width direction of the first cushioning member,
• wherein the first cushioning member includes a main body formed by bending a single plate, and at least one partition member connecting both surfaces of the main body, and
• a plurality of beads are formed on the main body and the partition member,
• wherein the plurality of beads of the main body extend in the width direction of the side sill from both surfaces of the main body and are arranged spaced apart from each other along a longitudinal direction of the main body,
• wherein the plurality of beads of the partition member extend in a height direction of the side sill and are arranged spaced apart from each other along a length direction of the partition member.

A side sill for a vehicle, comprising:

• a side sill inner panel;
• a side sill outer panel coupled to the side sill inner panel;
• and
• a first cushioning member disposed between the side sill inner panel and the side sill outer panel and constituting a plurality of closed cross-sections arranged in a width direction of the side sill,
• wherein the first cushioning member includes a main body formed by bending a single plate, and at least one partition member connecting both surfaces of the main body,
• a plurality of beads are formed on the main body and the partition member,
• the plurality of beads of the main body extend in the width direction of the side sill from both surfaces of the main body and are arranged spaced apart from each other along a longitudinal direction of the main body,
• the plurality of beads of the partition member extend in a height direction of the side sill and are arranged spaced apart from each other along a length direction of the partition member, and
• when the first cushioning member includes a plurality of partition members, at least one of the plurality of partition members is disposed between a portion of the main body where the bead is formed on one side and a portion of the main body where the bead is formed on the other side within the main body.

A side sill for a vehicle, comprising:

• a side sill inner panel;
• a side sill outer panel coupled to the side sill inner panel;
• a first cushioning member disposed between the side sill inner panel and the side sill outer panel and constituting a plurality of closed cross-sections arranged in a width direction of the side sill;
• and
• a second cushioning member inserted into one of the plurality of closed cross-sections of the first cushioning member and extending in the width direction of the first cushioning member,
• wherein the first cushioning member includes a main body formed by bending a single plate, and at least one partition member connecting both surfaces of the main body,
• a plurality of beads are formed on the main body and the partition member,
• the second cushioning member is disposed in a second closed cross-section formed between the first cushioning member and the side sill inner panel,
• the second cushioning member is formed by bending both sides to have a certain width in the width direction of the side sill,
• one flange of the second cushioning member is fixed to a partition member most adjacent to the side sill inner panel in the first cushioning member, and the other flange of the second cushioning member is fixed to the side sill inner panel, and
• a plurality of beads extending in the width direction of the side sill and arranged spaced apart from each other along a length direction of the second cushioning member are formed on the second cushioning member.

A side sill for a vehicle, comprising:

• a side sill inner panel;
• a side sill outer panel coupled to the side sill inner panel;
• a first cushioning member disposed between the side sill inner panel and the side sill outer panel and constituting a plurality of closed cross-sections arranged in a width direction of the side sill;
• and
• a second cushioning member inserted into one of the plurality of closed cross-sections of the first cushioning member and extending in the width direction of the first cushioning member,
• wherein the first cushioning member includes a main body formed by bending a single plate, and at least one partition member connecting both surfaces of the main body,
• a plurality of beads are formed on the main body and the partition member,
• the second cushioning member is disposed in a second closed cross-section formed between the first cushioning member and the side sill inner panel,
• the second cushioning member is formed of a tubular-member having a predetermined length in the width direction of the side sill and a predetermined width in a longitudinal direction of the side sill, and
• the second cushioning member is fixed to the side sill inner panel.

A side sill for a vehicle, comprising:

• a side sill inner panel;
• a side sill outer panel coupled to the side sill inner panel;
• a first cushioning member disposed between the side sill inner panel and the side sill outer panel and constituting a plurality of closed cross-sections arranged in a width direction of the side sill;
• and
• a second cushioning member inserted into one of the plurality of closed cross-sections of the first cushioning member and extending in the width direction of the first cushioning member,
• wherein the first cushioning member includes a main body formed by bending a single plate, and at least one partition member connecting both surfaces of the main body,
• a plurality of beads are formed on the main body and the partition member, and
• the second cushioning member is disposed in a second closed cross-section formed between the first cushioning member and the side sill inner panel, and
• thickness of the second cushioning member is formed thicker than that of the partition member constituting the first cushioning member.