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

Claim 7:
8. The measurement method of claim 7, wherein
a start point (16) and an end point (17) of the displacement (25) emerging purely from the preload of the door windowpane (2) to be tested is assumed to be where the frameless door windowpane (2) experiences a specific jerk,
a specific first jerk defining the start point (16) of the displacement (25), the first jerk being caused by:
a start or end of a short stroke (28) of the frameless door windowpane (2) to be tested,
abutment of the frameless door windowpane (2) to be tested against its associated window seal (29),
abutment of the vehicle door (27) against its associated door seal, and/or
a specific second jerk defining the end point (17) of the displacement (25) and caused by a start or end of a short stroke (28) of the frameless door windowpane (2) to be tested.