locking fastener

基本解释

The button comprises a base and a fastener, wherein the fastener comprises a pressing piece and a locking piece;
該紐釦包括底座和釦件，釦件包括按件、鎖固件；
ip.com
Self-locking, self-sealing and reusable element, Permanently embedded in the threads of a fastener, Strong metal-to-metal contact and positive resistance to vibration and loosening.
自鎖，自密封，可重複使用，永久嵌入在緊固件的螺絲釦中，使得金屬和金屬的連接更加緊密，防止振動和松弛，是一款您理想的選擇材料。
www.e-gtm.com.cn
The tooth orthodontics self-locking bracket comprises a bracket body and a bracket cover, wherein the bracket body and the bracket cover are connected by a rotatable flipping-type fastener.
所述的一種牙齒正畸自鎖托槽，包括托槽躰和托槽蓋，所述托槽躰與托槽蓋之間爲可轉動繙蓋式卡釦連接。
ip.com