spring buckle

基本解釋

If the seat belt buckle lies across the frame of the child seat it will be under pressure and may spring open in an impact.
如果安全帶的扣穿過兒童座椅的框架，在于它會受到壓力，并可能影響春季開放。
blog.sina.com.cn
The outer surface of the bracelet ring is coated by gold, silver and decorative coating. The connecting device can adopt a spring or a snap buckle sheet.
手鐲環(huán)為中空環(huán)形結(jié)構(gòu)，采用硬塑或輕金屬，外表面鍍（涂）金、銀及裝飾涂料。
ip.com
The utility model relates to the technical field of sports equipment, particularly a safety type self-spring buckle which is convenient for users to put on roller skating shoes.
本實(shí)用新型涉及運(yùn)動器材技術(shù)領(lǐng)域，特指一種便于使用者穿著溜冰鞋的安全式自彈芭扣。
ip.com