Headrest and vehicle seat provided with the same

A headrest having a head support state in which the headrest is raised with respect to a seat back and a storage state tilted from the head support state, comprising:

• a supporting member mounted on the upper part of the seat back;
• a headrest frame rotatably engaged with the supporting member;
• a frame urging element or elements that urge the headrest frame to one side;
• a locking element or elements that hinder the rotating of the headrest frame and the supporting member;
• and
• an operation lever that operates the locking element or elements, wherein
• the operation lever having a concave part formed toward the supporting member side is formed so as to be movable in the direction different from the rotating direction of the headrest frame, and is urged in the predetermined direction by an operation lever urging element or elements.

A headrest capable of being made in a head support state in which the headrest is raised with respect to a seat back and in a storage state tilted from the head support state, comprising:

• a pillar having a transverse shaft part and mounted to the upper part of the seat back;
• a headrest frame rotatably engaged with the transverse shaft part of the pillar;
• a headrest urging element or elements that urge the headrest frame to one side;
• a locking element or elements that hinder the rotating of the headrest frame and the pillar;
• a ratchet lever that operates the locking element or elements and slides in the transverse direction;
• and
• a ratchet lever urging element or elements that urge the ratchet lever, wherein
• the ratchet lever urging element or elements urges the ratchet lever in the direction at a predetermined angle to the ratchet lever sliding in the transverse direction.

A vehicle seat provided with a headrest having a head supporting state in which the headrest is erected with respect to a seat back and in a storage state tilted from the head supporting state, wherein:

• the headrest comprises:
• a supporting member mounted in the upper part of the seat back;
• a headrest frame rotatably engaged with the supporting member;
• a frame urging element or elements that urge the headrest frame to one side;
• a locking element or elements that hinder the turning of the headrest frame and the supporting member;
• and
• an operation lever that operates the locking element or elements, and
• the operation lever having a concave part formed toward the supporting member side is formed so as to be movable in the direction different from the turning direction of the headrest frame, and is urged in the predetermined direction by an operation lever urging element or elements.