An Improved Guard or Protecting Device for use in connection with the Chain-wheels of Velocipedes and the like.

摘要

7708. Worcester, A. W., [Turner & Co.]. March 30. Dress guards.--In guards for use in connexion with the chain-wheels of velocipedes &c., of the kind in which an annular plate a is secured to the outer face of the chain-wheel, the plate is joggled at a' and provided with a beaded edge d containing a strengthening-wire d'.