17-08-2017 дата публикации
Номер: US20170237231A1
Принадлежит:
A cooler for diode-laser bars comprises a machined base including a water-input plenum and a water-output plenum, and a top plate on which the diode-laser bars can be mounted. A stack of three etched plates is provided between the base and first plate. The stack of etched plates is configured to provide a five longitudinally spaced-apart rows of eight laterally spaced-apart cooling-channels connected to the water-input and water-output plenums. Water flows in the cooling-channels and in thermal contact with the first plate. 1. Cooling apparatus for diode-laser bars , comprising:a base member including a water-input plenum and a water-output plenum;a first plate on which the diode-laser bars can be mounted; anda plurality N of other plates stacked between the base-member and the first plate, the N other plates configured and arranged to provide a plurality M of longitudinally spaced-apart rows, each row including laterally spaced-apart cooling-channels in fluid communication with the water-input and water-output plenums, and in thermal contact with the top plate.2. The apparatus of claim 1 , wherein N is three and the three other plates are designated second claim 1 , third claim 1 , and fourth plates claim 1 , with the second plate including the plurality M of longitudinally spaced-apart rows of laterally spaced-apart cooling-channels and in contact with the first plate claim 1 , and with the third and fourth plates providing fluid communication between the water-input and water-output plenums and the rows of cooling-channels.3. The apparatus of claim 2 , wherein the fourth plate is in contact with the base member and includes M longitudinally spaced-apart inlet-apertures adjacent one edge thereof and M of longitudinally spaced-apart outlet-apertures adjacent an opposite edge thereof claim 2 , the inlet-apertures and outlet-apertures aligned respectively with the inlet-plenum and the output-plenum and in fluid communication therewith.4. The apparatus of claim 3 , ...
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