| 摘要 |
<p>A wrist exerciser 10 including a housing 100 and a gyroscopic member 190 is disclosed. The housing 100 has a protective assembly 105 comprising a rail 140 and a buffer portion 112 and 122. The gyroscopic member includes a ring 200 and a rotor 300. The rotor includes a ball 310 and a shaft 320. Also included is a wrist exerciser where there are two buffer portions with the rail being between the two portions. Also included is a wrist exerciser with a shell comprising a first and second cover 111 and 121, a first and second buffer portion and a first and second rail 113 and 123 where the buffer portions are connected between the covers and the rails. Also included is a wrist exerciser where the casing is provided with a number of channels or slots 112b and 122b that penetrate through the casing forming a buffer against impact forces.</p> |
