Patent ID: 7422283
Filing Date: 2008-09-09
Classification: B60N,B60R

Abstract:
1. A child restraint system adapted to be mounted within a vehicle, the child restraint system comprising: a child seat configured to receive a child occupant, the child seat having a first seat belt guide member and a second seat belt guide member configured to engage a vehicle seat belt webbing for securing the child seat to a vehicle seat; a first sensor coupled to the first seat belt guide member, the first sensor configured to output a first signal indicative of an amount of tension being applied to the vehicle seat belt webbing at the first seatbelt guide member; a second sensor disposed on the second seat belt guide portion and outputting a second signal indicative of an amount of tension being applied to the vehicle seat belt webbing at the second seat belt guide member; and a controller coupled to the child seat configured to receive the first signal and the second signal and to compute a first tension value based on the first signal and a second tension value based on the second signal and to induce a first device disposed on the child seat to indicate when one of said first tension value and said second tension value is less than a predetermined tension value.