Patent ID: 9415707
Filing Date: 2016-08-16
CPC Classification: B60N

Claim Text:
1. A child safety seat comprising: a seat shell; a headrest, wherein the headrest is slidably mounted to the seat shell for up-and-down movement; an adjusting mechanism for the height adjustable headrest of the child safety seat, the adjusting mechanism comprising an actuator and a locking device, wherein the locking device is configured to releasably lock the headrest at a selected height, wherein the actuator is configured to allow the locking device to be released by actuation of the actuator, thus allowing the height of the headrest to be adjusted, wherein the actuator is positioned between the headrest and the seat shell and is configured to project above the headrest, wherein the locking device comprises a first component mounted to the seat shell and a second component mounted to the headrest, wherein the second component is configured to releasably engage with the first component, wherein the first component comprises a toothed rack and the second component comprises a locking lever and an axle, wherein the locking lever is pivotally mounted to the headrest and the axle is adapted to be disengaged from the toothed rack by pivoting of the locking lever in order to unlock the locking device, and wherein the teeth of the toothed rack are shaped to allow the axle to automatically snap from one position to another position when the actuator or the headrest is being pulled upwards.