Sami P Nuutinen

US Patent:

7091818, Aug 15, 2006

Filed:

Jul 16, 2001

Appl. No.:

09/905197

Inventors:

Sami Nuutinen - Santa Rosa CA, US

Assignee:

Nokia Networks Oy - Espoo

International Classification:

H01F 27/28

US Classification:

336229, 336221, 336 65, 29595, 296091

Abstract:

The invention relates to a noise suppressor unit for installing a common mode choke for a noise suppressor in a power source module onto a circuit board of the power source module, the module being arranged onto a circuit board of a plug-in unit. The noise suppressor unit includes a holder onto which the common mode choke for the noise suppressor of the power source module is arranged, at least one lifting element for an assembly head or the like of an automatic assembly machine for placing the noise suppressor unit onto the circuit board of the power source module with the automatic assembly machine or the like, and at least one surface mounting element for surface mounting the common mode choke for the noise suppressor onto the circuit board of the power source module.

US Patent:

6879236, Apr 12, 2005

Filed:

Jul 6, 2000

Appl. No.:

10/019235

Inventors:

Sami Nuutinen - Santa Rosa CA, US

Assignee:

Nokia Corporation - Espoo

International Classification:

H01F027/28

US Classification:

336229, 336 65, 336221

Abstract:

The invention relates to a noise suppressor unit () for installing and mounting a common mode choke for a noise suppressor onto a circuit board (). The noise suppressor unit () comprises a circuit board holder (), onto which the toroid () is positioned, the toroid being coiled with at least two coils (), the circuit board holder () comprising connecting plates (), wherein one coil end () at the most is or more coil ends () are connected to each connecting plate () and wherein the connecting plates () are intended to be surface mounted to mounting surface areas in the circuit board (), and wherein the connecting plates () are electrically insulated from each other, and lifting means () for an assembly head or the like of an automatic assembly machine for placing the noise suppressor unit () onto the circuit board () by the automatic assembly machine.