초록 ▼

Brake shoes 13a and 13b are embedded-types to be attached to brake arms 12a and 12b of a brake device 1 which acts upon both sides 5a of a rim 5 and include fixing pins E and shoe main bodies D, wherein the fixing pins E are made of aluminum and can be connected to the brake arms 12a and 12b, and th

Brake shoes 13a and 13b are embedded-types to be attached to brake arms 12a and 12b of a brake device 1 which acts upon both sides 5a of a rim 5 and include fixing pins E and shoe main bodies D, wherein the fixing pins E are made of aluminum and can be connected to the brake arms 12a and 12b, and the shoe main bodies D have holder plates 16 fixed on tips of the fixing pins E; elastomer-made friction pads 17 in which the holder plates 16 are embedded and which come into contact with the rim 5 and thereby act upon it; and a mass of 28.0 g or larger, wherein the holder plates 16 have a larger mass than the friction pads 17, and the shoe main bodies D have a mass at least 10 times that of the fixing pins E.

대표청구항 ▼

A bicycle brake shoe attachable to a brake arm of a brake device which acts upon a bicycle wheel rim, the bicycle brake shoe comprising: an aluminum fixing pin connectable to the brake arm; and a shoe main body having: a holder plate fixed on a tip of said fixing pin; and an elastomer friction pad i

A bicycle brake shoe attachable to a brake arm of a brake device which acts upon a bicycle wheel rim, the bicycle brake shoe comprising: an aluminum fixing pin connectable to the brake arm; and a shoe main body having: a holder plate fixed on a tip of said fixing pin; and an elastomer friction pad in which the holder plate is embedded, said shoe main body being contactable with the wheel rim, said shoe main body configured to reduce noise during engagement with the wheel rim such that a mass ratio is defined by the mass of said shoe main body divided by the mass of said fixing pin, and said mass ratio is at least 10.