Panasonic Intellectual Property Management Co., Ltd.

Tomonari Nebashi

Hayata Onaga

Masato Maede

Shozo Ochi

Ryo Ishikawa

A cooling unit includes a unit main body including a bottom portion, a peripheral wall portion rising from the peripheral edge of the bottom portion, and a seal for sealing an opening of the unit main body. The unit main body is joined to the seal through a plasticized region, and a void is defined in the peripheral wall portion of the unit main body.

Cooling unit and method for manufacturing cooling unit

To improve cooling capability, power conversion apparatusthat converts a direct current voltage into an alternating current voltage includes: first substrateon which power conversion circuitis mounted; second substrateon which driving circuitthat drives power conversion circuitis mounted; and shield platethat is disposed between first substrateand second substrate, and first substrateis a metal substrate.

Growing community of inventors

Tokyo, Japan

Tomonari Nebashi