1. Definition and Point Types1.1 What a Stopper Bolt IsA stopper bolt (also known as a socket set screw, or grub screw in British usage) is a fastenin...

1. Definition and Working Principle1.1 DefinitionA toggle clamp is a workholding device that uses mechanical leverage or a cam (eccentric) mechanism t...

A coated bearing (elastomer-coated bearing) is a bearing whose outer or inner ring is covered with an elastic material such as rubber, TPU, or polyure...

1. Basic Structure and Function1.1 Structural FeaturesThe cross-section is rectangular; the two flat faces seat against the shaft keyway and the hub k...

1. Definition and Function1.1 DefinitionA tension spring (also called an extension spring) is a mechanical element that stores energy or generates for...