US 12,221,815 B2
Door opening prevention system for motor vehicles
Takashi Fukahori, Saitama (JP); Yuichiro Saiki, Wako (JP); Khang C. Nguyen, Columbus, OH (US); and Hiroshi Shingu, Walled Lake, MI (US)
Assigned to Honda Motor Co., Ltd., Tokyo (JP)
Filed by Honda Motor Co., Ltd., Tokyo (JP)
Filed on Mar. 9, 2022, as Appl. No. 17/690,278.
Prior Publication US 2023/0287712 A1, Sep. 14, 2023
Int. Cl. E05B 77/04 (2014.01); B60J 5/06 (2006.01)
CPC E05B 77/04 (2013.01) [B60J 5/06 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A motor vehicle, comprising:
a vehicle body having an upper body portion and a lower body portion;
a lower guiderail mounted to the lower body portion of the vehicle body;
a sliding door having an upper door portion and a lower door portion;
a lower roller assembly having a first end attached to the lower door portion of the sliding door and the lower roller assembly having a second end connected to the lower guiderail so that the lower roller assembly can slide along the lower guiderail;
the lower roller assembly further including a protruding member;
a protrusion engaging member attached to the vehicle body at the lower body portion, the protrusion engaging member including an opening, wherein an engaging portion of the protrusion engaging member closes the opening;
wherein the sliding door is configured to move along a first trajectory when the sliding door is opened and closed by sliding along the lower guiderail;
wherein the sliding door is configured to move along a second trajectory when a sufficient lateral force is applied along an interior side of the sliding door;
wherein the protruding member is configured to pass through the opening of the protrusion engaging member when the sliding door moves along the first trajectory; and
wherein the protruding member is configured to engage the engaging portion of the protrusion engaging member and stop the motion of the sliding door when the sliding door moves along the second trajectory.