IP Library Granted Patent US 9,466,551
Granted Patent B1
US 9,466,551 · App. 13/385,235 · Granted Oct 11, 2016

Heat transferring clamp

Inventors: Daniel T. Reist (Mountville, PA); Scott D. Garner (Lititz, PA); Jens E. Weyant (Hershey, PA); E. Michael Ames (Strasburg, PA)
Assignee: Advanced Cooling Technologies, Inc.
H01L23/473F28D15/0241
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Quick Facts
Patent No.
US 9,466,551
App. No.
13/385,235
Granted
Oct 11, 2016
Kind
B1
Abstract

The apparatus is a heat transferring clamp with a heat pipe connecting the clamp's stationary base part to each moveable clamping part. A connecting heat pipe section between the heat pipe sections in the base part and each clamping part is flexible enough to permit both the required clamping and unclamping movements of the clamping part. The heat pipes thereby provide a superior heat transfer path between a clamped circuit board or other device and an available heat sink.

Claims (16)

1. A heat transferring wedgelock clamp, the heat transferring clamp comprising:

at least one base part with a heat transferring connection to a heat source when the heat transferring wedgelock clamp is in a clamped position;

at least one wedged shaped clamping part moveable from a relaxed position, in which the at least one wedged shaped clamping part is provided proximate the at least one base part, to the clamped position, in which the at least one wedged shaped clamping part is separated from the at least one base part, the at least one wedged shaped clamping part with a heat transferring connection to a heat sink when the clamp is in the clamped position, the at least one wedged shaped clamping part applies a force to lock the heat transferring wedgelock clamp in the clamped position between the heat source and the heat sink; and

at least one heat pipe with a first section attached to the at least one base part and a second section attached to the at least one wedge shaped clamping part and including a third flexible spring section that is flexible and permits the at least one wedge shaped clamping part to move relative to the at least one base part between the relaxed position and the clamped position, the third flexible spring section is flexed without exceeding stress and fatigue requirements as the heat transferring wedgelock clamp is moved to the clamped position.

2. The heat transferring clamp of claim 1 further including at least one additional heat pipe attached to the at least one wedge shaped clamping part to spread heat throughout the at least one wedge shaped clamping part.

3. The heat transferring clamp of claim 1 further including at least one additional heat pipe attached to the at least one base part to spread heat throughout the at least one base part.

4. The heat transferring clamp of claim 1 wherein the heat pipe is constructed as a thermo siphon.

5. The heat transferring clamp of claim 1 wherein the heat pipe is constructed as a vapor chamber.

6. A heat transferring wedgelock clamp comprising:

at least one base part with a heat transferring connection to a heat sink when the heat transferring wedgelock clamp is in a clamped position;

at least one wedged shaped clamping part moveable from a relaxed position, in which the at least one wedged shaped clamping part is provided proximate the at least one base part, to the clamped position, in which the at least one wedged shaped clamping part is separated from the at least one base part, the at least one wedged shaped clamping part with a heat transferring connection to a heat source when the clamp is in the clamped position, the at least one wedged shaped clamping part applies a force to lock the heat transferring wedgelock clamp in the clamped position between the heat source and the heat sink; and

at least one heat pipe with a first section attached to the at least one base part and a second section attached to the at least one wedge shaped clamping part and including a third flexible spring section that is flexible and permits the at least one wedge shaped clamping part to move relative to the at least one base part between the relaxed position and the clamped position, the third flexible spring section is flexed without exceeding stress and fatigue requirements as the heat transferring wedgelock clamp is moved to the clamped position.

7. The heat transferring clamp of claim 6 further including at least one additional heat pipe attached to the at least one wedge shaped clamping part to spread heat throughout the at least one wedge shaped clamping part.

8. The heat transferring clamp of claim 6 further including at least one additional heat pipe attached to the at least one base part to spread heat throughout the at least one base part.

9. The heat transferring clamp of claim 6 wherein the heat pipe is constructed as a thermo siphon.

10. The heat transferring clamp of claim 6 wherein the heat pipe is constructed as a vapor chamber.

Assignments (2)
SECURITY INTEREST Recorded May 19, 2026
From: ADVANCED COOLING TECHNOLOGIES, INC.
To: HPS INVESTMENT PARTNERS, LLC
Reel/Frame 074701/0714 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 9, 2012
From: REIST, DANIEL T.; GARNER, SCOTT D.; WEYANT, JENS E.; AMES, E. MICHAEL
To: ADVANCED COOLING TECHNOLOGIES, INC.
Reel/Frame 027830/0252 →