公开(公告)号：US20230062450A1

公开(公告)日：2023-03-02

申请号：US17884503

申请日：2022-08-09

Applicant: Edscha Engineering GmbH

Inventor： Marc Zander

IPC: H02K41/02 ,  H02K11/00 ,  E05F15/60

Abstract: A drive unit, in particular for a vehicle flap drive, includes a housing (3), a motor (2) arranged in the housing, a control device (11) configured for control of the motor (2), comprising a first printed circuit board (12) having a top side (12a) and a underside (12b), and a second printed circuit board (13) having a top side (13a) and an underside (13b), wherein the first printed circuit board (12) is arranged above the motor (2), and the second printed circuit board (13) is arranged above the first printed circuit board (12). The drive unit further comprises a power unit (19) arranged on the first printed circuit board (12), comprising at least one first filter (20) and a Hall sensor (21) and a control unit (23) arranged on the second printed circuit board (13), the control unit (23) comprising at least one microcontroller (24) and a voltage regulator (26). At least one polarity reverse protection device (29) is arranged on the underside (12b) of the first printed circuit board (12).

公开(公告)号：US11199039B2

公开(公告)日：2021-12-14

申请号：US16640591

申请日：2018-08-15

Applicant: Edscha Engineering GmbH

Inventor： Marc Zander ,  Jochen Bals

IPC: H02P3/18 ,  E05F15/603 ,  H02H7/085

Abstract: A drive device for a vehicle flap includes an electric motor (2) for driving the vehicle flap, and a supply switching circuit (3). The supply switching circuit (3) includes a first voltage source (9) for supplying current to the electric motor (2), a first electrical supply line (4) and a second electrical supply line (5). The first voltage source (9) is arranged between the first electrical supply line (4) and the second electrical supply line (5). The drive device also includes a control switching circuit (12) including a second voltage source (14) and a switching control device (13). The drive device includes a switching element (10) and a diode (11) connected between the first electrical supply line (4) and the second electrical supply line (5).

公开(公告)号：US20200173220A1

公开(公告)日：2020-06-04

申请号：US16640591

申请日：2018-08-15

Applicant: Edscha Engineering GmbH

Inventor： Marc Zander ,  Jochen Bals

IPC: E05F15/603 ,  H02H7/085 ,  H02P3/18

Abstract: A drive device for a vehicle flap includes an electric motor (2) for driving the vehicle flap, and a supply switching circuit (3). The supply switching circuit (3) includes a first voltage source (9) for supplying current to the electric motor (2), a first electrical supply line (4) and a second electrical supply line (5). The first voltage source (9) is arranged between the first electrical supply line (4) and the second electrical supply line (5). The drive device also includes a control switching circuit (12) including a second voltage source (14) and a switching control device (13). The drive device includes a switching element (10) and a diode (11) connected between the first electrical supply line (4) and the second electrical supply line (5).