Patent attributes
A pedal arm provided with an arm main body has a first end portion, a second end portion, a pedal pad portion, and a shaft portion. The arm main body includes a first wall portion and a second wall portion in a first direction, and a third wall portion and a fourth wall portion in a second direction. One of the first wall portion and the second wall portion includes an abutting portion where the first end portion and the second end portion contacts, and the third wall portion and the fourth wall portion include a first curved portion and a second curved portion. A first depressed wall portion and a second depressed wall portion are formed on the first curved portion and the second curved portion, which are formed in inward convex shapes, respectively, and parts of the first depressed wall portion and the second depressed wall portion contact.