IP Library Granted Patent US 8,520,390
Granted Patent B2
US 8,520,390 · App. 13/074,031 · Granted Aug 27, 2013

Mechanical isolation and thermal conductivity for an electro-magnetic device

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Quick Facts
Patent No.
US 8,520,390
App. No.
13/074,031
Granted
Aug 27, 2013
Kind
B2
Abstract

An electro-magnetic device assembly constituted of an electro-magnetic device; a chassis arranged to sink heat; at least one thermally conductive material in thermal communication with the electro-magnetic device and with the chassis; and at least one mechanically isolating material in contact with the thermally conductive material and with the chassis, the at least one mechanically isolating material arranged to dampen the transmission of vibrations experienced by the chassis, in the direction of the magnetic field of the electro-magnetic device, to the electro-magnetic device.

Claims (45)

1. An electro-magnetic device assembly comprising:

an electro-magnetic device;

a chassis arranged to sink heat;

at least one thermally conductive material in thermal communication with said electro-magnetic device and with said chassis;

at least one bracket secured to said electro-magnetic device, said at least one thermally conductive material in thermal communication with said electro-magnetic device via said at least one bracket; and

at least one mechanically isolating material in mechanical communication with said thermally conductive material and with said chassis, said at least one mechanically isolating material arranged to dampen the transmission of vibrations experienced by said chassis, in the direction of the magnetic field of said electro-magnetic device, to said electro-magnetic device.

2. The electro-magnetic device assembly according to claim 1 , wherein said at least one thermally conductive material exhibits a hardness of no more than 10 durometers on the Shore A scale.

3. The electro-magnetic device assembly according to claim 1 , wherein said at least one mechanically isolating material is thermally conductive.

4. The electro-magnetic device assembly according to claim 1 , wherein said electro-magnetic device exhibits a first face and a second face opposing said first face, and wherein said at least one thermally conductive material comprises:

a first thermally conductive material in thermal communication with at least a major portion of said first face and with said chassis; and

a second thermally conductive material in thermal communication with at least a major portion of said second face and with said chassis.

5. The electro-magnetic device assembly according to claim 4 , wherein said chassis generally surrounds said electro-magnetic device and exhibits a first wall generally parallel with said first face of said electro-magnetic device and a second wall generally parallel with said second face of said electro-magnetic device, and wherein said at least one mechanically isolating material comprises:

a first mechanically isolating material arranged between a portion of said first thermally conductive material and a portion of first wall of said chassis; and

a second mechanically isolating material arranged between a portion of said second thermally conductive material and a portion of second wall of said chassis.

6. The electro-magnetic device assembly according to claim 1 , wherein said at least one bracket comprises a first bracket and a second bracket, and said electro-magnetic device exhibits a first face, a second face opposing said first face, a first side wall arranged to connect a first edge of said first face to a first edge of said second face and a second side wall arranged to connect a second edge of said first face to a second edge of said second face, said second first and second walls generally parallel,

said first bracket secured to the first side wall and in thermal communication therewith and said second bracket secured to the second side wall and in thermal communication therewith, and

wherein said at least one thermally conductive material comprises:

a first thermally conductive material in thermal communication with said first bracket and with said chassis, said first thermally conductive material thereby in said thermal communication with said electro-magnetic device via said first bracket; and

a second thermally conductive material in thermal communication with said second bracket and with said chassis, said second thermally conductive material thereby in said thermal communication with said electro-magnetic device via said second bracket.

7. The electro-magnetic device assembly according to claim 6 , wherein said chassis generally surrounds said electro-magnetic device and exhibits a first wall generally parallel with said first face of said electro-magnetic device and a second wall generally parallel with said second face of said electro-magnetic device, and wherein said at least one mechanically isolating material comprises:

a first mechanically isolating material arranged between a portion of said first thermally conductive material and a portion of the first wall of said chassis; and

a second mechanically isolating material arranged between a portion of said second thermally conductive material and a portion of the second wall of said chassis.

8. A method of providing mechanical isolation and thermal conductivity for an electro-magnetic device, the method comprising:

providing the electro-magnetic device;

providing a chassis arranged to sink heat;

providing at least one thermally conductive material in thermal communication with the electro-magnetic device and with said provided chassis;

securing at least one bracket to said provided electro-magnetic device, said provided at least one thermally conductive material in thermal communication with said provided electro-magnetic device via said secured at least one bracket; and

dampening the transmission of vibrations experienced by said provided chassis, in the direction of the magnetic field of the electro-magnetic device, to the electro-magnetic device by providing at least one mechanically isolating material in contact with said provided at least one thermally conductive material and with said provided chassis.

9. The method according to claim 8 , wherein said provided at least one thermally conductive material exhibits a hardness of no more than 10 durometers on the Shore A scale.

10. The method according to claim 8 , wherein said provided at least one mechanically isolating material is thermally conductive.

11. The method according to claim 8 , wherein the said provided electro-magnetic device exhibits a first face and a second face opposing the first face, and wherein said provided at least one thermally conductive material comprises:

a first thermally conductive material in thermal communication with at least a major portion of the first face and with said chassis; and

a second thermally conductive material in thermal communication with at least a major portion of the second face and with said chassis.

12. The method according to claim 11 , wherein said provided chassis generally surrounds said provided electro-magnetic device, and wherein said provided chassis exhibits a first wall generally parallel with the first face of the electro-magnetic device and a second wall generally parallel with the second face of the electro-magnetic device, and wherein said provided at least one mechanically isolating material comprises:

a first mechanically isolating material arranged between a portion of said first thermally conductive material and a portion of first wall of said chassis; and

a second mechanically isolating material arranged between a portion of said second thermally conductive material and a portion of second wall of said chassis.

13. The method according to claim 8 , wherein said provided electro-magnetic device exhibits a first face, a second face opposing the first face, a first side wall arranged to connect a first edge of the first face to a first edge of the second face and a second side wall arranged to connect a second edge of the first face to a second edge of the second face, the first and second walls generally parallel, and wherein said secured at least one bracket comprises a first bracket and a second bracket, the method further comprising:

securing said first bracket to the first side wall of said provided electro-magnetic device and in thermal communication therewith;

securing said second bracket to the second side wall of said provided electro-magnetic device and in thermal communication therewith, and

wherein said provided at least one thermally conductive material comprises:

a first thermally conductive material in thermal communication with said secured first bracket and with said provided chassis, said first thermally conductive material thereby in said thermal communication with said electro-magnetic device via said secured first bracket; and

a second thermally conductive material in thermal communication with said secured second bracket and with said provided chassis, said second thermally conductive material thereby in said thermal communication with said electro-magnetic device via said secured second bracket.

14. The method according to claim 13 , wherein said provided chassis generally surrounds said provided electro-magnetic device and wherein said provided chassis exhibits a first wall generally parallel with the first face of said provided electro-magnetic device and a second wall generally parallel with the second face of said provided electro-magnetic device, and wherein said at least one mechanically isolating material comprises:

a first mechanically isolating material arranged between a portion of said provided first thermally conductive material and a portion of the first wall of said provided chassis; and

a second mechanically isolating material arranged between a portion of said second thermally conductive material and a portion of the second wall of said provided chassis.

Assignments (11)
NOTICE OF SUCCESSOR AGENT AND ASSIGNMENT OF SECURITY INTEREST IN REEL/FRAME 038589/0305 Recorded Nov 7, 2025
From: BANK OF AMERICA, N.A., AS PREDECESSOR AGENT
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS SUCCESSOR AGENT
Reel/Frame 073506/0385 →
CHANGE OF NAME Recorded Sep 26, 2024
From: MICROSEMI CORP. - MEMORY AND STORAGE SOLUTIONS
To: MERCURY CORP. - MEMORY AND STORAGE SOLUTIONS
Reel/Frame 069065/0921 →
MERGER Recorded Sep 26, 2024
From: MERCURY CORP. - MEMORY AND STORAGE SOLUTIONS
To: MERCURY SYSTEMS, INC.
Reel/Frame 068713/0857 →
RELEASE OF SECURITY INTEREST Recorded May 29, 2018
From: MORGAN STANLEY SENIOR FUNDING, INC.
To: MICROSEMI CORPORATION; MICROSEMI SEMICONDUCTOR (U.S.), INC.; MICROSEMI FREQUENCY AND TIME CORPORATION; MICROSEMI COMMUNICATIONS, INC.; MICROSEMI SOC CORP.; MICROSEMI CORP. - POWER PRODUCTS GROUP; MICROSEMI CORP. - RF INTEGRATED SOLUTIONS
Reel/Frame 046251/0391 →
PARTIAL RELEASE OF SECURITY INTEREST IN PATENTS Recorded May 3, 2016
From: MORGAN STANLEY SENIOR FUNDING, INC.
To: MICROSEMI LLC - RF INTEGRATED SOLUTIONS; MICROSEMI CORPORATION; MICROSEMI CORP. - MEMORY AND STORAGE SOLUTIONS
Reel/Frame 038599/0667 →
SECURITY AGREEMENT Recorded May 2, 2016
From: MERCURY SYSTEMS, INC.; MERCURY DEFENSE SYSTEMS, INC.; MICROSEMI CORP.-SECURITY SOLUTIONS; MICROSEMI CORP.-MEMORY AND STORAGE SOLUTIONS
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 038589/0305 →
REGISTERED IP ASSIGNMENT AGREEMENT Recorded Apr 25, 2016
From: MICROSEMI CORPORATION
To: MICROSEMI CORP. - MEMORY AND STORAGE SOLUTIONS
Reel/Frame 038521/0378 →
PATENT SECURITY AGREEMENT Recorded Feb 3, 2016
From: MICROSEMI CORPORATION; MICROSEMI SEMICONDUCTOR (U.S.) INC. (F/K/A LEGERITY, INC., ZARLINK SEMICONDUCTOR (V.N.) INC., CENTELLAX, INC., AND ZARLINK SEMICONDUCTOR (U.S.) INC.); MICROSEMI FREQUENCY AND TIME CORPORATION (F/K/A SYMMETRICON, INC.); MICROSEMI COMMUNICATIONS, INC. (F/K/A VITESSE SEMICONDUCTOR CORPORATION); MICROSEMI SOC CORP. (F/K/A ACTEL CORPORATION); MICROSEMI CORP. - POWER PRODUCTS GROUP (F/K/A ADVANCED POWER TECHNOLOGY INC.); MICROSEMI CORP. - RF INTEGRATED SOLUTIONS (F/K/A AML COMMUNICATIONS, INC.)
To: MORGAN STANLEY SENIOR FUNDING, INC.
Reel/Frame 037691/0697 →
RELEASE OF SECURITY INTEREST Recorded Jan 19, 2016
From: BANK OF AMERICA, N.A.
To: MICROSEMI CORPORATION; MICROSEMI CORP.-ANALOG MIXED SIGNAL GROUP, A DELAWARE CORPORATION; MICROSEMI SOC CORP., A CALIFORNIA CORPORATION; MICROSEMI SEMICONDUCTOR (U.S.) INC., A DELAWARE CORPORATION; MICROSEMI FREQUENCY AND TIME CORPORATION, A DELAWARE CORPORATION; MICROSEMI COMMUNICATIONS, INC. (F/K/A VITESSE SEMICONDUCTOR CORPORATION), A DELAWARE CORPORATION; MICROSEMI CORP.-MEMORY AND STORAGE SOLUTIONS (F/K/A WHITE ELECTRONIC DESIGNS CORPORATION), AN INDIANA CORPORATION
Reel/Frame 037558/0711 →
SECURITY AGREEMENT Recorded Apr 22, 2015
From: MICROSEMI CORPORATION; MICROSEMI CORP.-ANALOG MIXED SIGNAL GROUP; MICROSEMI SEMICONDUCTOR (U.S.) INC.; MICROSEMI SOC CORP.; MICROSEMI FREQUENCY AND TIME CORPORATION
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 035477/0057 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 7, 2011
From: OKAMOTO, DOUGLAS SEIJI; DASILVA, TIMOTHY J; PLEDGER, LOUIS RAY, JR.
To: MICROSEMI CORPORATION
Reel/Frame 026088/0627 →