Patent ID: 9502722
Filing Date: 2016-11-22
CPC Classification: H01M,Y02E

Claim Text:
1. A heating device for an end plate of a fuel cell stack, the device comprising: a coolant circulator disposed within the end plate; and a coolant outlet manifold through which a high temperature coolant flows through the coolant circulator to transfer thermal energy of the coolant to the end plate and unit cells adjacent to the end plate, wherein the coolant circulator includes: wherein one or more multiple coolant inlets is integrally formed with a vane for guiding the flow of the coolant, and wherein the vane at the coolant inlet is configured to extend into the coolant outlet manifold and an extending end of the vane is spaced away from the bottom of the coolant outlet manifold to allow only a portion of coolant flowing through a coolant outlet manifold into the coolant circulator.