Patent ID: 6050329
Filing Date: 2000-04-18
Classification: F28F,H01F,Y10S

Abstract:
A cooling fin system for dissipating heat from a fluid, the cooling fin comprising:an enclosure having a wall for containing the fluid; anda plurality of fins spaced along the wall, each of the fins comprising:a pair of substantially parallel, oppositely disposed, sheet-like wall members having facing peripheral edge portions and end portions that are secured together in a fluid tight seal, thesaid wall members being separated to form a liquid tight cavity,one of the wall members having a first outturned flange along the edge of the wall member opposite the peripheral edge portion, the flange being connected to the wall of the enclosure,the other of the wall members having a second outturned flange extending in a direction opposite the first flange, andreinforcing ripples extending radially from the wall of the enclosure, the reinforcing ripples being impressed into at least one of the wall members and extending from near the peripheral edge portion of the wall member to the edge of the wall member opposite the peripheral edge portion, the reinforcing ripples providing reinforcement to the fin to withstand increasing pressure in the enclosure.