Motor-vehicle door having window winder, method of assembling the door, and window sash assembly suitable for use in the door

A motor-vehicle door, comprising:

• a door body including an outer door panel, an inner door panel and a door frame member connected together, with said door frame member disposed between said outer and inner door panels;
• and
• a window sash assembly connected to an upper part of said door frame member said window sash assembly including a sash body, a window panel vertically movably held in said sash body, and a window regulator mounted on a lower portion of said sash body for moving said window panel up and down and holding it in position, said sash body having a generally inverted U-shaped configuration including a front vertical frame portion and a rear vertical frame portion, said window sash assembly further including a front run channel extending continuously and downwardly from a lower end of said front vertical frame portion, and a rear run channel extending continuously and downwardly from a lower end of said rear vertical frame portion, said window panel having a front edge portion and a rear edge portion received in and guided along said front vertical frame portion and said front run channel, and said rear vertical frame portion and said rear run channel, respectively, as said window panel moves up and down, and said window regulator having a drive unit mounted on one of said front run channel and said rear run channel via a bracket for raising and lowering said window panel.

A window sash assembly for a motor-vehicle door, comprising:

• a sash body adapted to be assembled with an upper part of a door body of the motor-vehicle door, said sash body having a generally inverted U-shaped configuration including a front vertical frame portion and a rear vertical frame portion said window sash assembly further including a front run channel extending continuously and downwardly from a lower end of said front vertical frame portion, and a rear run channel extending continuously and downwardly from a lower end of said rear vertical frame portion;
• a window panel vertically movably held in said sash body, said window panel having a front edge portion and a rear edge portion received in and guided along said front vertical frame portion and said front run channel and said rear vertical frame portion and said rear run channel, respectively, as said window panel moves up and down;
• and
• a window regulator mounted on a lower portion of said sash body for moving said window panel up and down and holding it in position, said window regulator having a drive unit mounted on one of said front run channel and said rear run channel via a bracket for raising and lowering said window panel.