Patent ID: 6873253
Filing Date: 2005-03-29
Classification: B60R

Abstract:
1. Device for warning drivers of automobiles of excessive speed of turning around a curve, so that they may be alerted in taking remedial measures, comprising sensing means including an arrangement of mercury switches, each one of said switches comprising a cylindrical tube within which is freely reciprocatingly moving a mercury bulb and alarm audio and/or visual signal producing means activated by said switches, the device being characterized by that: it is an autonomous, self-powered, compact device with said sensing means and said audio and/or visual signal producing means being located within one single main housing portion ( said sensing means comprising two, alternatively activated and differentially calibrated, pairs of mercury switches, each said pair comprising two oppositely inclined mercury switches for monitoring right and left turns of the vehicle, wherein a first pair of said pairs of mercury switches ( said device being accompanied with a calibration device for selectively adjusting response sensitivity of each one of said mercury switches (