| 摘要 |
FIELD: medical equipment. ^ SUBSTANCE: braking bracket-provided wheel can be used as aid for stopping transportation trolleys. Wheel has holder, spring, crank and spring-loaded key. The key is made with recesses at wedge-shaped surface and it has edge surface for influence at disinhibition. Crank is capable of interaction with recess and it is mounted onto bracket. Bracket is provided with wedge. Wedge is disposed for interaction with wheel. Protruding shelf is placed onto bracket for lifting bracket at disinhibition. ^ EFFECT: reduced number of parts; simplified design; easy maintenance and usage. ^ 2 cl, 2 dwg |
