Electrically powered power window unit

• US 5,245,258 A
• Filed: 11/07/1991
• Issued: 09/14/1993
• Est. Priority Date: 07/11/1989
• Status: Expired due to Fees

• Current Assignee: Brose Fahrzeugteile GmbH & Company KG Hallstadt (Brose)
• Original Assignee: Brose Fahrzeugteile GmbH & Company KG Hallstadt (Brose)
• Inventors: Freisleben, Bernd, Jurgens, Gerhard, Brandt, Carsten, Becker, Herbert, Wagner, Klaus, Schelhorn, Gerhard, Kurzendorfer, Reiner
• Primary Examiner(s): Ro, Bentsu
• Application Number:
  US07/777,235
• Time in Patent Office: 677 Days
• Field of Search: 318/9, 318/10, 318/11, 318/12, 318/14, 318/15, 318/264, 318/265, 318/266, 318/286, 318/466, 318/467, 318/468, 318/469, 318/558
• US Class Current: 318/266
• CPC Class Codes: E05F 15/697 Motor units therefor, e.g. geared motors
• CPC Class Codes: E05Y 2900/55 Windows
• CPC Class Codes: H02K 11/215 Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
• CPC Class Codes: H02K 11/33 Drive circuits, e.g. power electronics H02K11/38 takes precedence
• CPC Class Codes: H02K 2211/03 Machines characterised by circuit boards, e.g. pcb
• CPC Class Codes: H02K 5/143 for cooperation with commutators
• CPC Class Codes: H02K 5/225 Terminal boxes or connection arrangements specially adapted for submersible motors H02K5/132
• CPC Class Codes: H02K 7/1166 comprising worm and worm-wheel structural association with bearings specially adapted for worm gear drives H02K7/081

Abstract

An electric-motor-driven window operating system for installation in motor vehicle doors with a drive unit (2) arranged in a damp-proof housing (1) and connected to a rotation speed sensor (30) and controllable by an electronic control and regulating unit (4). The electronic control and regulating unit (4), the drive unit (2) and the rotation speed sensor (3; 30, 31, 32) are arranged in a common damp-proof housing (1).

Claims

1. Electrically powered power window unit for installation in motor vehicles, said unit comprising:

an essentially moisture tight housing;

a drive unit located within the housing;

an electronic control and regulating system located within the housing, said electrically powered power window unit being controllable via the electronic control and regulating system;

a circuit board, the electronic control and regulating system being located on the circuit board;

a connector portion of the housing, the connector portion having an interior, the circuit board being insertable or pluggable into the connector portion;

a power and signal bushing fastened to the circuit board, the power and signal bushing extending through the front side of the connector portion when the circuit board is inserted into the connector portion;

an electromotor;

the drive unit comprising a transmission; and

the connector portion of the housing being perpendicular to the electromotor and the transmission of the drive unit.

2. Electrically powered power window unit according to claim 1, wherein the drive unit has first plug contacts, and the circuit board is insertable in the interior of the connector portion of the housing which is closable by means of a cover and, by means of a contact device is connectable to the first plug contacts of the drive unit.

3. Electrically powered power window unit according to claim 2, wherein said electrically powered power window unit has a plurality of sealing surfaces, and all the sealing surfaces are configured using two-component technology.

4. Electrically powered power window unit according to claim 1, wherein the drive unit has first plug contacts and the housing has a cover which has an interior, wherein the circuit board is fastened to the interior of the cover and is connectable to the first plug contacts of the drive unit by means of a contact device.

5. Electrically powered power window unit according to claim 4, wherein said electrically powered power window unit has a plurality of sealing surfaces, and all the sealing surfaces are configured using two-component technology.

6. Electrically powered power window unit for installation in motor vehicles, said unit comprising:

an essentially moisture tight housing, the housing having a connector portion, the connector portion having an opening and an interior;

a drive unit located within the housing, the drive unit having a rotor shaft and first plug contacts;

an electronic control and regulating system located within the housing, said electrically powered power window unit being controllable via the electronic control and regulating system;

a circuit board insertable or pluggable into the connector portion, the electronic control and regulating system being located on the circuit board;

a plug-in module pluggable into the opening of the connector portion of the housing, the plug-in module having an outer surface and second plug contacts, the outer surface of the plug-in module for lying flat against the housing when the plug-in module is plugged into the opening, the circuit board being connected to the plug-in module, the second plug contacts being connectable to the first plug contacts of the drive unit when the module is plugged into the opening;

a speed sensor, the speed sensor having a receiver part and a transmitter part, the transmitter part being connected to the rotor shaft of the drive unit, the speed sensor being located within the housing, the plug-in module containing the receiver part of the sensor, the receiver part, when the plug-in module is inserted into the housing, either making contact with the transmitter part or being located opposite the speed sensor without being in contact with the transmitter part;

the circuit board being connected on one side to the outer surface of the plug-in module perpendicular to the circuit board;

a plug element located opposite the outer surface, the plug element containing the receiver part of the speed sensor and the second plug contacts;

a power and signal bushing in the outer surface of the plug-in module for the connection of the electronic control and regulating system to a motor vehicle battery and a control switch; and

a gasket in a groove encircling the outer surface or in a shoulder of the outer surface.

7. Electrically powered power window unit according to claim 6, wherein:

the receiver part of the speed sensor comprises two receiver parts; and

the plug element has a front-mounted, center-stop for the calibration of the receiver parts of the speed sensor, which receiver parts are located on both sides of a rib and the second plug contacts connected to the rib.

8. Electrically powered power window unit according to claim 7, wherein the speed sensor comprises at least one of the following:

a magnet wherein the receiver parts of the speed sensor comprise Hall sensor receivers, and the Hall sensor receivers are located on both sides of the rib and partly surround the magnet connected to the rotor shaft, or a photoelectric sensor or an inductive sensor, whereby the transmitter part of the speed sensor is connected to the rotor shaft and the receiver parts of the speed sensor are connected to the plug element of the plug-in module, whereby there are guide lugs located diagonally across from one another on the upper and lower sides of the circuit board, which lugs are slid into corresponding guide grooves in the housing.

9. Electrically powered power window unit according to claim 8, wherein said electrically powered power window unit has a plurality of sealing surfaces, and all the sealing surfaces are configured using two-component technology.

10. Electrically powered power window unit for installation in motor vehicles, said unit comprising:

a moisture tight housing, said housing having a connector portion, said connector portion having an opening and an interior;

a drive unit located within said housing, said drive unit having a rotor shaft and first plug contacts;

an electronic control and regulating system located within said housing, said electrically powered power window unit being controllable via said electronic control and regulating system;

a circuit board insertable or pluggable into said connector portion, said electronic control and regulating system being located on said circuit board;

a plug-in module pluggable into said opening of said connector portion of said housing, said plug-in module having an outer surface and second plug contacts, said outer surface of said plug-in module for lying flat against said housing when said plug-in module is plugged into said opening, said circuit board being connected to said plug-in module, said second plug contacts being connectable to said first plug contacts of said drive unit when said plug-in module is plugged into said opening;

a speed sensor, said speed sensor having a receiver part, said drive unit being connected to said speed sensor, said speed sensor being located within said housing on said plug-in module;

said speed sensor also having a transmitter part connected to said rotor shaft of said drive unit;

said plug-in module also having a plug element located opposite said outer surface of said plug-in module, said plug element containing said receiver part of said speed sensor and said second plug contacts;

said receiver part, when said plug-in module is inserted into said housing, either making contact with said transmitter part or being located opposite said speed sensor without being in contact with said transmitter part; and

said receiver part of the speed sensor comprising two receiver parts, said plug element having a front-mounted, center-stop for the calibration of said receiver parts of said speed sensor, and said receiver parts being located on both sides of a rib and said second plug contacts connected to said rib.

11. Electrically powered power window unit according to claim 10, wherein said speed sensor comprises a magnet and said receiver parts of said speed sensor comprise Hall sensor receivers, said Hall sensor receivers being located on both sides of said rib and partly surround said magnet connected to said rotor shaft, whereby there are guide lugs located diagonally across from one another on the upper and lower sides of said plug-in module, which lugs are slid into corresponding guide grooves in said housing.

12. Electrically powered power window unit according to claim 11, wherein:

said circuit board is connected on one side to said outer surface of said plug-in module perpendicular to said circuit board;

said electrically powered power window unit further comprises a power and signal bushing in said outer surface of said plug-in module for the connection of said electronic control and regulating system to a motor vehicle battery and a control switch; and

said electrically powered power window unit further comprises a gasket in a groove encircling said outer surface or in a shoulder of said outer surface.

13. Electrically powered power window unit according to claim 11, said electrically powered power window unit further comprising a power and signal bushing fastened to said circuit board, said power and signal bushing extending through the front side of said connector portion when said circuit board is inserted into said connector portion.

14. Electrically powered power window unit according to claim 10, wherein said speed sensor comprises a photoelectric sensor or an inductive sensor, whereby said transmitter part of said speed sensor is connected to said rotor shaft and said receiver parts of said speed sensor are connected to said plug element of said plug-in module, whereby there are guide lugs located diagonally across from one another on the upper and lower sides of said plug-in module, which lugs are slid into corresponding guide grooves in said housing.

15. Electrically powered power window unit according to claim 14, wherein:

said circuit board is connected on one side to said outer surface of said plug-in module perpendicular to said circuit board;

said electrically powered power window unit further comprises a power and signal bushing in said outer surface of said plug-in module for the connection of said electronic control and regulating system to a motor vehicle battery and a control switch; and

said electrically powered power window unit further comprises a gasket in a groove encircling said outer surface or in a shoulder of said outer surface.

16. Electrically powered power window unit according to claim 14, said electrically powered power window unit further comprising a power and signal bushing fastened to said circuit board, said power and signal bushing extending through the front side of said connector portion when said circuit board is inserted into said connector portion.

17. Electrically powered power window unit according to claim 10, wherein:

said circuit board is connected on one side to said outer surface of said plug-in module perpendicular to said circuit board;

said electrically powered power window unit further comprises a power and signal bushing in said outer surface of said plug-in module for the connection of said electronic control and regulating system to a motor vehicle battery and a control switch; and

said electrically powered power window unit further comprises a gasket in a groove encircling said outer surface or in a shoulder of said outer surface.

18. Electrically powered power window unit according to claim 17, said electrically powered power window unit further comprising a power and signal bushing fastened to said circuit board, said power and signal bushing extending through the front side of said connector portion when said circuit board is inserted into said connector portion.

19. Electrically powered power window unit according to claim 10, said electrically powered power window unit further comprising a power and signal bushing fastened to said circuit board, said power and signal bushing extending through the front side of said connector portion when said circuit board is inserted into said connector portion.

20. Electrically powered power window unit according to claim 10, wherein said electrically powered power window unit has a plurality of sealing surfaces, and all the sealing surfaces are configured using two-component technology.