| 摘要 |
A castor, in particular of the kind of a swivel castor, comprises a wheel which is supported in a wheel clevis and locking means for locking the rotation of the wheel and/or the swivel motion of the wheel clevis in the case of a swivel castor. The locking means including a clamping lever that is pivotably supported in the clevis cavity and may be pivotable and lockable in its locking position by operation of a push-button control element. The push-button control element and a movable locking element are disposed on the clamping lever. The movable locking element can be locked in its locking position by said push-button control element. The clamping lever may be a two-armed rocker which is supported on a transverse shaft. The movable locking element may be a double-sided pivoting lever which is supported on the clamping lever by means of a pivoting shaft. In an embodiment the movable locking element may be a pivotable bell crank which is provided with an upwardly orientated locking arm. |
