Primearth Ev Energy Co., Ltd.

Kyowa Leather Cloth Co., Ltd.

Ryutaro Suzuki

Naoki Fukusako

Shozo Fuji

Toru Hanaoka

Masato Yamaoka

A synthetic resin skin material, including a base cloth and a vinyl chloride resin skin layer that is formed on the base cloth and that includes a vinyl chloride resin having a degree of polymerization of 1,600 to 3,000 and includes 3 parts by mass to 20 parts by mass of a silicon-acrylic copolymer with respect to 100 parts by mass of the vinyl chloride resin, and a manufacturing method thereof.

Synthetic resin skin material and manufacturing method thereof

A cooling structure of a battery pack includes an assembled battery including stacked battery modules, an intake passage, and a discharge passage. Ventilation passages extend between adjacent ones of the battery modules. The intake passage extends in a stacking direction of the battery modules and includes an intake port to draw in cooling air from a blower. The discharge passage extends in the stacking direction and includes a discharge port at a first end to discharge the cooling air, which flows through the ventilation passages, to the outside. The first end of the discharge passage and the intake port of the intake passage are located at the same side. The discharge passage is defined by a wall that includes a communication portion disposed at a position toward a second end of the discharge passage opposite to the first end to partially discharge air from the exhaust passage.

Growing community of inventors

Hamamatsu, Japan

Ryutaro Suzuki