Sports boot with variable rigidity

Sports shoe having a detachable ice/roller skate

Spring assisted roller skates

Spring biased braking device for in-line roller skates

Spring supported in-line skate

Sprung skate with aligned wheels

Steerable in-line skates

Steerable inline skate

Steerable roller skate

Steerable roller skate

Steerable wheel assembly for a roller skate

Steerable wheel assembly with damping and centering force...

Steering control mechanism for a kick scooter

Steering mechanism of handle-controlled skate board

Structure for brake on roller skates

Structure for in-line roller skates

Structure of sole plate of a roller skate

Super in-line roller skates

Support and wear element for an in-line roller skate frame

Support body for rollers of skating devices