What are the differences between the functions of different ear less retaining rings?

Trunnion free retaining ring as an important accessory, it is well used in many industries. What are the differences between the functions of different ear less retaining rings? Let’s get to know each other.

Flat earless retaining ring: a separable basically flat washer whose inner or outer part is used as the outer ring or inner ring flange of centripetal cylindrical roller bearing.

Oblique ear less retaining ring: a separable ring with