IP Library Granted Patent US 8,477,502
Granted Patent B2
US 8,477,502 · App. 13/059,960 · Granted Jul 2, 2013

Electronic module

Inventors: Ulrich Single (Penang, MY); Michael Maercker (Stuttgart, DE); Klaus Guenther (Stuttgart, DE); Martin Lohner (Bietigheim-Bissingen, DE); Klaus Dengler (Kornwestheim, DE)
Assignee: Robert Bosch GmbH
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Quick Facts
Patent No.
US 8,477,502
App. No.
13/059,960
Granted
Jul 2, 2013
Kind
B2
Abstract

A portable power tool includes a tool housing, a motor unit located in the tool housing, and an electronic module located in the tool housing. The electronic module includes (i) an electronic module housing having at least one housing component, and (ii) at least one printed circuit board. The at least one printed circuit board is at least partially decoupled relative to the at least one housing component of the electronic module housing.

Claims (33)

1. An electronic module for use in a portable power tool, comprising:

an electronic module housing having at least one housing component; and

at least one printed circuit board,

wherein the at least one printed circuit board is at least partially decoupled relative to the at least one housing component of the electronic module housing,

wherein the at least one housing component includes at least one cooling apparatus,

wherein the electronic module further comprises at least one spacer which spaces the at least one printed circuit board from the at least one cooling apparatus,

wherein the electronic module further comprises at least one semiconductor having at least one semiconductor housing, which has at least one fastening element, with the at least one fastening element configured to position at least the at least one semiconductor, and

wherein the at least one spacer is configured to form a thermal coupling between at least the at least one semiconductor and the at least one printed circuit board.

2. The electronic module as claimed in claim 1 , wherein the at least one housing component forms at least one accommodation region for the at least one printed circuit board.

3. The electronic module as claimed in claim 1 , wherein the at least one spacer connects the at least one printed circuit board to the at least one cooling apparatus.

4. The electronic module as claimed in claim 3 , wherein the at least one spacer is connected to the at least one printed circuit board via a press-fit connection.

5. The electronic module as claimed in claim 3 , wherein the at least one spacer is connected to the at least one cooling apparatus via a force-fitting connection.

6. The electronic module as claimed in claim 5 , wherein the at least one spacer is connected to the at least one cooling apparatus via a releasable connection.

7. The electronic module as claimed in claim 1 , wherein the at least one semiconductor is connected to the at least one cooling apparatus via a clamping connection which is created by the at least one spacer.

8. An electronic module for use in a portable power tool, comprising:

an electronic module housing having at least one housing component; and

at least one printed circuit board,

wherein the at least one printed circuit board is at least partially decoupled relative to the at least one housing component of the electronic module housing,

wherein the at least one housing component includes at least one cooling apparatus,

wherein the electronic module further comprises at least one spacer which spaces the at least one printed circuit board from the at least one cooling apparatus, and

wherein the at least one spacer is configured to center the at least one printed circuit board at least relative to the housing component.

9. The electronic module as claimed in claim 8 , further comprising at least one semiconductor having at least one semiconductor housing, which has at least one fastening element, wherein the at least one fastening element is configured to position at least the at least one semiconductor relative to the at least one housing component.

10. A portable power tool, comprising:

a tool housing;

a motor unit located in the tool housing; and

an electronic module located in the tool housing, said electronic module including (i) an electronic module housing having at least one housing component, and (ii) at least one printed circuit board,

wherein the at least one printed circuit board is at least partially decoupled relative to the at least one housing component of the electronic module housing,

wherein the at least one housing component includes at least one cooling apparatus,

wherein the electronic module further comprises at least one spacer which spaces the at least one printed circuit board from the at least one cooling apparatus, and

wherein the electronic module further comprises at least one semiconductor having at least one semiconductor housing, which has at least one fastening element, with the at least one fastening element configured to position at least the at least one semiconductor.

11. The portable power tool as claimed in claim 10 , wherein the at least one housing component of the electronic module housing forms at least one accommodation region for the at least one printed circuit board.

12. The portable power tool as claimed in claim 10 , wherein the at least one spacer is configured to form a thermal coupling between at least the at least one semiconductor and the at least one printed circuit board.

13. The portable power tool as claimed in claim 10 , wherein the at least one semiconductor is connected to the at least one cooling apparatus via a clamping connection which is created by the at least one spacer.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 12, 2011
From: SINGLE, ULRICH; MAERCKER, MICHAEL; GUENTHER, KLAUS; LOHNER, MARTIN; DENGLER, KLAUS
To: ROBERT BOSCH GMBH
Reel/Frame 026112/0041 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 22, 2011
From: SINGLE, ULRICH; MAERCKER, MICHAEL; GUENTHER, KLAUS; LOHNER, MARTIN
To: ROBERT BOSCH GMBH
Reel/Frame 025998/0553 →
Priority Claims (1)
DE 10 2008 041 366 · Aug 20, 2008 · national
Continuity (1)
Related Publication 20110170258A1 · Jul 14, 2011