US 11,752,371 B2
Connecting device of retaining ring of safety belt
Wei-Chieh Hung, Taichung (TW); and Chia-Hsien Wang, Shengang Township (TW)
Assigned to YOKE INDUSTRIAL CORP., Taichung (TW)
Filed by YOKE INDUSTRIAL CORP., Taichung (TW)
Filed on Jul. 24, 2020, as Appl. No. 16/938,106.
Claims priority of application No. 109115950 (TW), filed on May 14, 2020.
Prior Publication US 2021/0353982 A1, Nov. 18, 2021
Int. Cl. A62B 35/00 (2006.01); F16B 21/12 (2006.01)
CPC A62B 35/0037 (2013.01) [A62B 35/0043 (2013.01); F16B 21/12 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A connecting device of a retaining ring of a safety belt, comprising
a main body having a body portion, a first end portion, and a second end portion, wherein the first end portion and the second end portion are respectively located at two ends of the body portion; the first end portion has a bolt bore penetrating the first end portion;
a bolt having a bolt body which has a first teeth portion and a stopper, wherein the first teeth portion is formed by a plurality of teeth arranged in an axial direction of the bolt body, and the first teeth portion is divided into a first half part and a second half part by an imaginary line which is parallel to the axial direction of the bolt body; the first teeth portion has a first end and a second end, and the stopper is located at the second end of the first half part; the bolt body passes through the bolt bore; when the bolt is located at a closed position, an end of the bolt body is engaged with the second end portion, thereby forming an enclosure with the main body;
a locking member having a shaft portion and a second teeth portion which is formed by a plurality of teeth arranged on at least a portion of a circumference formed around a central axis of the shaft portion, wherein the locking member is engaged with the main body, and is rotatable along the central axis of the shaft portion, and is movable between a first position and a second position; when the bolt is located at the closed position and the locking member is located at the first position, a part of the plurality of teeth of the second teeth portion is engaged with a part of the plurality of teeth of the first half part of the first teeth portion; when a force is exerted to pull the bolt away from the closed position, the stopper abuts against at least one of the plurality of teeth of the second teeth portion, thereby the bolt is blocked by the second teeth portion; when the bolt is at the closed position and the locking member is at the second position, a part of the plurality of teeth of the second teeth portion is engaged with a part of the plurality of teeth of the second half part.