Patent ID: 11933811
Assignee: DR. ING. H. C. F. PORSCHE AG
Field: Transport (Mechanical engineering)
Classification: CPC B  G | IPC B  G

Claim 0:
1. A measuring device (1) for measuring a preload of a frameless door windowpane (2) of a door (27) of a vehicle (3), the frameless door windowpane (2) being tiltable about a defined tilt axis (18) between a start point (16) and an end point (17) due to a preload of the frameless door windowpane (2) comprising:
a holding device (4) for affixation to the frameless door windowpane (2);
an acceleration measuring unit (5) for recording spatial acceleration data (6, 7, 8) of the measuring device (1) affixed to the frameless door windowpane (2), the acceleration measuring unit (5) comprising a gyroscope that measures a rotational acceleration of the frameless door windowpane (2) about an axis of rotation parallel to the tilt axis (18); and
a communications interface (9) for operating the measuring device (1) and for reading the acceleration data (6, 7, 8).