Safety belt system for vehicle seats
First Claim
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1. A safety belt system for vehicle seats, comprising:
- a vehicle seat part which includes a seat portion, and a backrest;
a safety belt which includes a shoulder belt, and a waist belt, and restricts a body of an occupant;
a headrest which is connected with the backrest by a rotation shaft, and protects a face or neck region of the occupant from the shoulder belt using a cushion,wherein the headrest forms with the cushion that both sides of the headrest forms a convex shape relative to the center of the headrest;
a sensor which senses impact of the vehicle;
a rotation locking unit which prevents the headrest from being rotated when the sensor senses an accident signal that is equal to or greater than a predetermined output; and
a switch button which is electrically connected with the rotation locking unit, and by which the rotation of the headrest is locked or released in accordance with selection of the occupant.
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Abstract
Disclosed is a safety belt system for vehicle seats, including: a vehicle seat part which includes a seat portion, and a backrest; a safety belt which includes a shoulder belt, and a waist belt, and restricts a body of an occupant; a headrest which is connected with the backrest by a rotation shaft, and protects a face or neck region of the occupant from the shoulder belt using a cushion having both convex sides; a sensor which senses impact of the vehicle; and a rotation locking unit which prevents the headrest from being rotated when the sensor senses an accident signal that is equal to or greater than a predetermined output.
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Citations
8 Claims
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1. A safety belt system for vehicle seats, comprising:
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a vehicle seat part which includes a seat portion, and a backrest; a safety belt which includes a shoulder belt, and a waist belt, and restricts a body of an occupant; a headrest which is connected with the backrest by a rotation shaft, and protects a face or neck region of the occupant from the shoulder belt using a cushion, wherein the headrest forms with the cushion that both sides of the headrest forms a convex shape relative to the center of the headrest; a sensor which senses impact of the vehicle; a rotation locking unit which prevents the headrest from being rotated when the sensor senses an accident signal that is equal to or greater than a predetermined output; and a switch button which is electrically connected with the rotation locking unit, and by which the rotation of the headrest is locked or released in accordance with selection of the occupant. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification