Cooling device and projector
AssigneeSeiko Epson Corporation
InventorsTakeshi SETO, Atsuya HIRABAYASHI
Life of this patent
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Abstract
A cooling device is provided. The cooling device may include a pump chamber, an inlet flow passage that is used for allowing a fluid to flow into the pump chamber, an outlet flow passage that allows the fluid to flow out from the pump chamber, a pump that includes a fluid resistance element that opens or closes the inlet flow passage between the inlet flow passage and the pump chamber, a circulation flow passage that is used for circulating the fluid from the outlet flow passage to the inlet flow passage, and a first volume adjusting chamber that adjusts pressure of the fluid flowing into the pump chamber.
Claims13
A cooling device comprising:
- a pump chamber of which a volume can be changed;
- an inlet flow passage configured to allow a fluid to flow into the pump chamber;
- an outlet flow passage configured to allow the fluid to flow out from the pump chamber;
- a pump that includes a fluid resistance element configured to open or close the inlet flow passage between the inlet flow passage and the pump chamber;
- a circulation flow passage that is used for circulating the fluid from the outlet flow passage to the inlet flow passage;
- and
- a first volume adjusting chamber that adjusts pressure of the fluid flowing into the pump chamber.
Dependencies are inferred from the claim text.