Title:
COOLING DEVICE AND PROJECTOR
Document Type and Number:
Japanese Patent JP2020148416
Kind Code:
A
Abstract:
To provide a cooling device capable of enhancing cooling efficiency of an object to be cooled, and to provide a projector.SOLUTION: A cooling device includes an evaporation part, a condensation part, an evaporation pipe and a liquid pipe. The evaporation part includes: a housing in which a liquid-phase working fluid flows; a wick which is provided in the housing, and which transports the liquid-phase working fluid; a reservoir for storing the liquid-phase working fluid which has flowed in the housing; and a groove including a plurality of flow passages where the working fluid which has changed into a gaseous phase from the liquid phase flows, and connected to the wick. The wick includes a plurality of through-holes for penetrating the wick from the reservoir along a first direction toward the groove, and for transporting the liquid-phase working fluid stored in the reservoir in the first direction.SELECTED DRAWING: Figure 8
Inventors:
SHIMIZU KATSUYA
IMAOKA NORIO
IMAOKA NORIO
Application Number:
JP2019046948A
Publication Date:
September 17, 2020
Filing Date:
March 14, 2019
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
F28D15/02; F28D15/04; G03B21/14; G03B21/16; H05K7/20
Domestic Patent References:
| JP2018096615A | 2018-06-21 | |||
| JP2012193912A | 2012-10-11 | |||
| JP2018110200A | 2018-07-12 | |||
| JPH06194075A | 1994-07-15 | |||
| JP2005300038A | 2005-10-27 |
Foreign References:
| US20060279706A1 | 2006-12-14 | |||
| CN207816069U | 2018-09-04 |
Attorney, Agent or Firm:
Intellectual Property Office