FRICTION-BASED brakes and clutches that use springs (typically axialcompression coil springs) for engagement are an
exceptionally important class of components. No wonder
their variations often justify unique designations that
often justify unique designations that underscore their very specific and essential functions in machine designs. These include certain:
• Spring-set brakes
• Fail safe brakes
• Slip clutches
• Safety and e-stop brakes
• Holding brakes
• Servomotor brakes