An insert for a vehicle door that has one part that is separable from another part of the door. The insert may have a body having a first end, a second end, a longitudinal axis extending between the first end and the second end and through the center of mass of the body, an opening at the first end, and an inner surface that defines a cavity extending from the opening toward the second end. The inner surface has a first portion and an opposing second portion wherein the distance from the first portion to the axis decreases from the first end toward the second end of the cavity along at least a portion of the cavity. The distance from the second portion to the axis increases from the first end toward the second end of the cavity along at least a portion of the cavity.

A vehicle door includes a door box with first and second walls and a second wall and a window frame module, in which a window frame, a first window shaft reinforcement and a second window shaft reinforcement are connected into a structural unit. The first window shaft reinforcement features a groove that accommodates an upper edge of the first wall. An upper edge of the second wall is covered by the second window shaft reinforcement.

A door of a vehicle may include a first door module forming a door skeleton and a second door module coupled with the first door module and forming a door window, wherein the second door module may include a relatively lightweight material as compared to the first door module; and an impact pad is provided on the second door module, reducing weight and cost.

A door of a vehicle may include a first door module forming a door skeleton; and a second door module coupled with the first door module and forming a door window; wherein the second door module includes a relatively lightweight material as compared to the first door module; a reinforcement member is inserted along an edge portion forming the door window of the second door module; and a stepped portion is formed at the reinforcement member, reducing weight and cost of the door of the vehicle.

An embodiment inner belt mounting structure of a door for a vehicle includes an inner panel disposed inside the door of the vehicle, the inner panel including an installation groove, and an inner belt inserted into an upper end of the inner panel, wherein a first side of the inner belt is inserted in the installation groove, and wherein an inner belt joint of the inner belt is in contact with a frame of the door.

The belt molding has a vehicle interior side wall portion, a vehicle interior side lip, a return lip, and a decorative lip. The vehicle interior side lip protrudes from the vehicle interior side wall portion toward a vehicle interior side. The return lip is folded back from a distal end side of the vehicle interior side lip toward the vehicle interior side wall portion. The decorative lip protrudes toward a vehicle interior side from a portion of the vehicle interior side wall portion, which is above the vehicle interior side lip. On a vehicle interior side surface of the vehicle interior side wall portion, at least one first convex portion is formed at a position between the vehicle interior side lip and the decorative lip in a cross-section.

A vehicle door includes an inner panel having an upper edge and a lower edge, a door trim panel having an upper edge portion and a lower edge portion, and an upper panel connected to the upper edge portion of the door trim panel. The upper panel includes an upper edge section and a lower edge section, and a crack initiator extending between the upper edge section and the lower edge section. A belt bracket connects the upper panel and the inner panel. The belt bracket includes a first dual pin member and a second dual pin member spaced from the first dual pin member. The first dual pin member and the second dual pin member connect the upper panel with the inner panel.

This door inner panel is a door inner panel formed of a metal sheet and includes a first panel portion having a first top sheet portion and a first standing wall portion connected to the first top sheet portion, a second panel portion having a second top sheet portion disposed with a gap with the first top sheet portion of the first panel portion and a second standing wall portion connected to the second top sheet portion, a flange portion connected to the first standing wall portion and the second standing wall portion, and a flat sheet portion disposed between the first panel portion and the second panel portion, the first standing wall portion and the second standing wall portion respectively have a level difference portion, and both ends of the flat sheet portion are integrated with the flange portion or the level difference portions.

A beltline sealing member includes a block portion that comes into contact with a glass run to assemble the beltline sealing member in a normal position in the longitudinal direction of the beltline sealing member.

A vehicle door includes a door outer skin that delimits a window opening at the bottom, a pillar that delimits the window opening at the side, and a channel strip. A top edge of the door outer skin and a hook protruding from pillar are inserted in a groove in the channel strip.