US 8,939,503 B2Granted

Head and neck protection apparatus for vehicle

AssigneeAyako Mori

InventorsSeiichi Mori, Ayako Mori

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Abstract

An object is to provide a head and neck protection apparatus for vehicle which is simple in a structure and an operation principle and excellent in reliability and safety and can protect the head and neck part by alleviating not only a rearward impact received by the head part at a rear-end collision but also a forward impact. A head and neck protection apparatus for vehicle according to the present invention is attached to a vehicle seat, provided with a fixed frame having a mounting stay, a swing frame swingably connected with respect to the fixed frame, and a lock stopper for locking the swing frame with respect to the fixed frame, in which the swing frame has a rear-head part contact member with which the rear head part is brought into contact and a front-head part buffer member alleviating an impact of the front head part.

Claims5

Dependent claims

A head and neck protection apparatus for vehicle attached to a vehicle seat having an insertion hole of a headrest stay, comprising:

a fixed frame having a mounting stay that can be inserted into the insertion hole of the vehicle seat;
a swing frame swingably connected around a predetermined rotating shaft with respect to the fixed frame;
and
a lock stopper for locking the swing frame at a predetermined initial position with respect to the fixed frame, wherein
the swing frame has a rear-head part contact member provided with which a rear head part is brought into contact and a front-head part buffer member for alleviating an impact of a front head part, and the rear-head part contact member is provided below the rotating shaft at the initial position, and the front-head part buffer member is provided above the rotating shaft at the initial position;
and
the lock stopper unlocks the swing frame if a load that the lock stopper receives from the rear head part through the swing frame exceeds a locking force of the lock stopper.

4 more elements

Dependencies are inferred from the claim text.