A nonelectric brake warning device for a vehicle, comprising:
- a main body of a hollow box like construction and provided in one side thereof a fastening fence having a plurality of cross bars which are made of a pliable material and arranged equidistantly, said main body further provided with a recessed portion, a button hole, and an arcuate locating recess;
- a rotary button secured to said button hole and provided in a center thereof with a shaft hole, a protrusion corresponding in location to and engaged with said arcuate locating recess;
- a curved shaft having one end located in said recessed portion of said fastening fence and a long hole of a first display piece, said curved shaft further having other end located in said shaft hole of said rotary button via said button hole of said main body by a pin perpendicular to an axial direction of said other end of said curved shaft;
- said first display piece movable located behind said fastening fence such that said first display piece is capable of moving up and down in said main body, said first display piece being provided with a plurality of cross bars which are made of a pliable material and arranged equidistantly, said cross bars of said first display piece being stacked alternately with said cross bars of said fastening piece, said cross bars of said first display piece being marked with traffic related patterns, words and symbols;
- a second display piece movably located behind said first display piece such that said second display piece is capable of moving up and down in said main body, said second display piece provided with a plurality of cross bars which are made of a pliable material and arranged equidistantly in such a manner that said cross bars of said second display are stacked alternately with said cross bars of said first display piece, said second display piece further provided with a pushed portion at a lower end of a rear side thereof, said cross bars of said second display piece being marked with traffic related patterns, words and symbols;
- an adjustable slot seat fastened with said fastening fence, said first display piece, and said second display piece, said slot located on said main body by a locating shaft and provided with an adjusting shaft bolt which is engaged with a nut via an angle adjusting slot and is capable of displacing freely in said angle adjusting slot, said locating shaft and said adjusting shaft bolt provided there between with a movable slot;
- a moving block of an L-shaped construction and provided in a midsection thereof with a pivot by which said moving block is located in said main body such that said moving block is capable of swiveling back and forth on said pivot, said moving block further provided with a forked portion;
- and
- a rolling cylinder provided with two shafts which are engaged with said forked portion of said moving block via said movable slot of said adjustable slot seat.