Patent ID: 6239695
Filing Date: 2001-05-29
Classification: B60R

Abstract:
A seat belt warning device, comprising:a sitting detection switch adapted to be in an on-state when a person sits and in an off-state when a person is not sitting, said sitting detection switch including a set of first electrodes disposed on a first film layer, a set of second electrodes disposed on a second film layer, and a set of adhesive members located between adjacent pairs of the first electrodes and adjacent pairs of the second electrodes and contacting both the first and second film layers;a fastening detection switch connected to the sitting detection switch in series, and adapted to be in an on-state when a seat belt is not fastened and in an off-state when the seat belt is fastened; anda warning member connected to the sitting detection switch and the fastening detection switch in series and supplied with electric current in the on-state of the sitting detection switch and the on-state of the fastening detection switch to issue a warning.