Provided is a cam buckle including a body having at least one slot, and a cam arm movably coupled to and pivotable relative to the body. The cam arm has teeth for engaging a webbing and at least one boss for engaging the at least one slot. The cam arm is biased in an unlocked position where the teeth are configured to engage the webbing, and the cam arm is movable to a locked position where the teeth are configured to be disengaged from the webbing and the at least one boss is held in the at least one slot.

A seat belt assembly including a seat belt webbing, a buckle, and a connector tongue assembly. The tongue assembly includes a body, a slot in the body for receiving a seat belt webbing, a locking mechanism located proximate the slot, and a spring biasing the locking mechanism towards the slot to frictionally engage the webbing to prevent freefall of the assembly.

A seat belt assembly including a seat belt webbing, a buckle, and a connector tongue assembly. The tongue assembly includes a body, a slot in the body for receiving a seat belt webbing, a locking mechanism located proximate the slot, and a spring biasing the locking mechanism towards the slot to frictionally engage the webbing to prevent freefall of the assembly.

A wearable device includes a main body and a coupling member. The main body has a tail portion and a hook portion at two opposite sides respectively. One end of the coupling member is connected to the tail portion. A buckle hole of another end of the coupling member is for sleeving onto the hook portion to fix the main body to a subject.

A wearable device includes a main body and a coupling member. The main body has a tail portion and a hook portion at two opposite sides respectively. One end of the coupling member is connected to the tail portion. A buckle hole of another end of the coupling member is for sleeving onto the hook portion to fix the main body to a subject.

A belt buckle structure includes a buckle body and a plate-based controller. The buckle body is provided with a coupling section and a connection section at two ends thereof The coupling section is formed with a pivoting notch in a top side and a recess in a bottom side. A pin hole is formed in each of two sides of the buckle body. The plate-based controller includes a coupling axle having a pawl. The coupling axle is arranged in the coupling section. A fixing member has a protruding section fit into the recess. A pin is received through the pint hole to penetrate through the recess and extend into a positioning hole of the fixing member. A primary constraint frame has two side portions collaborating with the pin to attach to two sides of the buckle body.

The invention discloses a labor-saving connection structure and a luggage binding strap with the same. The labor-saving connection structure comprises a first connection portion and a second connection portion, and the first connection portion is capable of coupled with the second connection portion. An auxiliary closing mechanism is further arranged on the first connection portion to snap in the second connection portion during coupling connection between the first connection portion and the second connection portion, and drive the first connection portion and the second connection portion to move towards each other to realize the coupling connection therebetween. The labor-saving connection structure is simple in structure, and the first connection portion and the second connection portion are capable of being easily coupled through the auxiliary closing mechanism.

The invention discloses a labor-saving connection structure and a luggage binding strap with the same. The labor-saving connection structure comprises a first connection portion and a second connection portion, and the first connection portion is capable of coupled with the second connection portion. An auxiliary closing mechanism is further arranged on the first connection portion to snap in the second connection portion during coupling connection between the first connection portion and the second connection portion, and drive the first connection portion and the second connection portion to move towards each other to realize the coupling connection therebetween. The labor-saving connection structure is simple in structure, and the first connection portion and the second connection portion are capable of being easily coupled through the auxiliary closing mechanism.

The present invention provides a reversible track belt comprising an elongated strap having first and second ends, top and bottom surfaces, first and second side edges, and rows of notches on the two side edges of the strap. In addition, the present invention discloses a buckle comprising movable teeth for engaging the rows of notches on the two side edges of the strap.

The present invention provides a reversible track belt comprising an elongated strap having first and second ends, top and bottom surfaces, first and second side edges, and rows of notches on the two side edges of the strap. In addition, the present invention discloses a buckle comprising movable teeth for engaging the rows of notches on the two side edges of the strap.