| 摘要 |
<p>A brake for a castor wheel has a U-shaped spring (17) set flat over the wheel and with the lower arm of the spring pressed against the wheel by a brake tag (35) slotted into a cut-out in the top arm. The spring is part of a fork pressing and links the forks. The whole fork and spring assembly is made from one part, with the brake lever as the other component. The brake action is simple and direct and the position of the brake lever is easily seen.</p> |
