US 12,443,247 B2
Connecting element for heat dissipation unit and heat dissipation unit using same
Wen-Ji Lan, New Taipei (TW)
Assigned to ASIA VITAL COMPONENTS CO., LTD., New Taipei (TW)
Filed by ASIA VITAL COMPONENTS CO., LTD., New Taipei (TW)
Filed on May 29, 2023, as Appl. No. 18/202,960.
Prior Publication US 2024/0402769 A1, Dec. 5, 2024
Int. Cl. H01L 23/40 (2006.01); G06F 1/18 (2006.01); G06F 1/20 (2006.01); F16B 41/00 (2006.01)
CPC G06F 1/183 (2013.01) [G06F 1/20 (2013.01); H01L 23/4006 (2013.01); F16B 41/002 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A connecting element for heat dissipation unit, comprising:
a screw including a screw head and a plurality of male threads provided at an upper and a lower end thereof, respectively, a retaining ring located axially closely above the male threads, and a spring having a top end and a bottom end and being externally fitted on around the screw with the bottom end pressed against the retaining ring;
a sleeve having an upper end, a lower end, and a receiving space located between and communicable with the upper and the lower end; the sleeve being provided near the upper end with at least one window, which is radially communicable with the receiving space in the sleeve; and the screw and the spring fitted thereon being disposed in the receiving space of the sleeve; and
a turnable retaining ring being fitted on around the upper end of the sleeve and including an extension section downward extended from a lower rim thereof; a lower end of the extension section further sidewardly extended and curled toward a center of the turnable retaining ring to form at least one tongue; and the tongue being extended into the receiving space via the window of the sleeve to press on the top end of the spring, so that the spring is held between the retaining ring and the turnable retaining ring.