Device for monitoring tire pressure
A device for monitoring tire pressure includes an antenna for transmitting pressure data, a printed circuit board with a circuit for measuring and transmitting pressure data that is connected to the antenna, a power source for supplying the circuit, and a housing surrounding the printed circuit board, According to the invention, the housing is produced by insert-molding the antenna.
1. A device for monitoring tire pressure, comprising:
an antenna for transmitting pressure data;
a printed circuit board, connected to the antenna, having a circuit for measuring and transmitting pressure data;
a power source for supplying the circuit; and
a housing surrounding the printed circuit board, said housing is produced by insert-molding the antenna.
2. The device according to claim 1 , wherein the antenna comprises press-fit pins that protrude from a housing wall and are pressed into metallized holes of the printed circuit board, so that the antenna is connected by means of a pressing technique to the circuit carried by the printed circuit board.
3. A device according to claim 1 , wherein the antenna is a magnetic antenna.
4. The device according to claim 3 , wherein the magnetic antenna is formed by a metal bracket embedded in a housing wall.
5. A device according to claim 1 , wherein the power source and the printed circuit board are disposed on top of one another in the housing.
6. A device according to claim 1 , wherein a spacer plate is disposed between the power source and the printed circuit board.
7. A device according to claim 1 , wherein the power source is disposed on the side of the printed circuit board which faces away from the antenna.
8. A device according to claim 1 , wherein the housing comprises undercut detent elements, which grip the power source.
9. A device according to claim 1 , wherein the printed circuit board is embedded into a potting compound.
10. A device according to claim 1 wherein the printed circuit board is embedded into a potting compound.