These are generally closely coiled or some times with pitch between the coils. They are manufactured with shanks of variety of shapes as required by the end usage. Unlike the compression springs and tension springs they are not governed by the shear stress. Torsion springs are...
Helical Compression Springs, which are widely used in switchgear products, electronic switches & parts, circuit breakers, relays and cassette players. Furthermore, these products find wide applications in typewriters, toys, doors & luggage locks,...