Patent 10151380 was granted and assigned to Mazda Motor Corporation on December, 2018 by the United States Patent and Trademark Office.
A transmission is provided, which includes a transmission case accommodating a transmission mechanism, and a heat exchanger for exchanging heat between oil supplied to a given location inside the transmission case and a heat medium supplied from the outside of the transmission case, the heat exchanger being provided between an external surface and an internal surface of the transmission case.