hand brake operation display device for bicycle using metal pin attached to brake cable for closing current circuit between current source and brake lamp

摘要

The display device has a metal pin (4), attached to the brake cable (3) of the hand brake within the hand brake housing (1) and insulated from the brake cable by a rubber sleeve (8) or ring, used for closure of a current circuit between a current source and a brake lamp, upon operation of the hand brake lever (2).