Electronic unit for measuring operating parameters of a vehicle wheel

1. An electronic unit for measuring operating parameters of a vehicle wheel, comprising:

an electronic module ( 1 );

an inflation valve ( 2 ) for fixedly attaching said electronic module to a wheel rim ( 23 );

a body ( 3 ) of the inflation valve ( 2 ) designed to extend through an orifice made in the rim ( 23 ); and

an assembly head ( 4 ) of the inflation valve ( 2 ) separated from the body ( 3 ) by a shoulder ( 8 ) forming a face for locking said inflation valve against said rim,

wherein the electronic module ( 1 ) comprises an outer wall ( 13 , 14 ) defining a lateral housing ( 12 ) for the assembly head ( 4 ) of the inflation valve ( 2 ), delimited by a metal insert ( 11 ) made in one piece with said electronic module, for pressing of the locking face ( 8 ) of said assembly head, the insert ( 11 ) being furnished with a notch ( 20 ) having a retaining shape for the body ( 3 ) of said inflation valve to pass through, and the insert is configured to increase retention of screwing torque,

the electronic module ( 1 ) is made by molding of a plastic, and the metal insert ( 11 ) is overmolded when said electronic module is produced, and

the metal insert ( 11 ) is pierced with two openings ( 22 ) positioned respectively on either side of the notch ( 20 ) and suitable for being filled when the electronic module ( 1 ) is molded.

2. The electronic unit as claimed in claim 1 , wherein the notch ( 20 ) of the metal insert ( 11 ) has the retaining shape for the body ( 3 ) of the inflation valve ( 2 ) extending through said notch.

3. The electronic unit as claimed in claim 2 , wherein the electronic module ( 1 ) is made by molding of a plastic, the metal insert ( 11 ) is an insert that is overmolded when said electronic module is produced.

4. The electronic unit as claimed in claim 3 , wherein the metal insert ( 11 ) is pierced with two openings ( 22 ) positioned respectively on either side of the notch ( 20 ) and suitable for being filled when the electronic module ( 1 ) is molded.

5. The electronic unit as claimed in claim 2 , wherein the metal insert ( 11 ) and the locking face ( 8 ) of the assembly head ( 4 ) have cylindrical contact faces ( 21 ) allowing the inclination of the electronic module ( 1 ) to be adjusted relative to a longitudinal axis of the inflation valve ( 2 ), before the latter is locked against the rim ( 23 ).

6. The electronic unit as claimed in claim 2 , wherein the electronic module ( 1 ) comprises a transverse wall ( 13 ) bordered by a peripheral return ( 14 ), on which two parallel external ribs ( 15 , 16 ) are arranged extending into two consoles ( 17 ) between the ends of which the metal insert ( 11 ) extends, so that the lateral housing ( 12 ) is delimited by said metal plate, said consoles and the peripheral return ( 14 ).

7. The electronic unit as claimed in claim 1 , wherein the metal insert ( 11 ) and the locking face ( 8 ) of the assembly head ( 4 ) have cylindrical contact faces ( 21 ) allowing the inclination of the electronic module ( 1 ) to be adjusted relative to a longitudinal axis of the inflation valve ( 2 ), before the inflation valve ( 2 ) is locked against the rim ( 23 ).

8. The electronic unit as claimed in claim 7 , wherein the notch ( 20 ) of the metal insert ( 11 ) has a section ( 20 a , 20 b ) of increasing thickness from the bottom of said notch to each of the ends of the latter.

9. The electronic unit as claimed in claim 8 , wherein the electronic module ( 1 ) comprises a transverse wall ( 13 ) bordered by a peripheral return ( 14 ), on which two parallel external ribs ( 15 , 16 ) are arranged extending into two consoles ( 17 ) between the ends of which the metal insert ( 11 ) extends, so that the lateral housing ( 12 ) is delimited by said metal plate, said consoles and the peripheral return ( 14 ).

10. The electronic unit as claimed in claim 7 , wherein the electronic module ( 1 ) comprises a transverse wall ( 13 ) bordered by a peripheral return ( 14 ), on which two parallel external ribs ( 15 , 16 ) are arranged extending into two consoles ( 17 ) between the ends of which the metal insert ( 11 ) extends, so that the lateral housing ( 12 ) is delimited by said metal plate, said consoles and the peripheral return ( 14 ).

11. The electronic unit as claimed in claim 1 , wherein the electronic module ( 1 ) comprises a transverse wall ( 13 ) bordered by a peripheral return ( 14 ), on which two parallel external ribs ( 15 , 16 ) are arranged extending into two consoles ( 17 ) between ends of which the metal insert ( 11 ) extends, so that the lateral housing ( 12 ) is delimited by said metal plate, said consoles and the peripheral return ( 14 ).

12. The electronic unit as claimed in claim 11 , wherein the inflation valve ( 2 ) is pierced with an axial air flow duct ( 5 ) emerging at a rear face ( 9 ) of the assembly head ( 4 ) opposite to the locking face ( 8 ), wherein the lateral housing ( 12 ) comprises two internal ribs ( 19 ) protruding into said lateral housing, arranged so as to define two linear pressure surfaces for the rear face ( 9 ) of the assembly head ( 4 ), and placed so as to extend on either side of the outflow ( 5 a ) of the air duct ( 5 ).

13. The electronic unit as claimed in claim 1 , wherein the metal insert ( 11 ) and the locking face ( 8 ) of the assembly head ( 4 ) have cylindrical contact faces ( 21 ) allowing the inclination of the electronic module ( 1 ) to be adjusted relative to a longitudinal axis of the inflation valve ( 2 ), before the latter is locked against the rim ( 23 ).

14. The electronic unit as claimed in claim 1 , wherein the metal insert ( 11 ) and the locking face ( 8 ) of the assembly head ( 4 ) have cylindrical contact faces ( 21 ) allowing the inclination of the electronic module ( 1 ) to be adjusted relative to a longitudinal axis of the inflation valve ( 2 ), before the latter is locked against the rim ( 23 ).

15. The electronic unit as claimed in claim 1 , wherein the electronic module ( 1 ) comprises a transverse wall ( 13 ) bordered by a peripheral return ( 14 ), on which two parallel external ribs ( 15 , 16 ) are arranged extending into two consoles ( 17 ) between the ends of which the metal insert ( 11 ) extends, so that the lateral housing ( 12 ) is delimited by said metal plate, said consoles and the peripheral return ( 14 ).

16. The electronic unit as claimed in claim 1 , wherein the electronic module ( 1 ) comprises a transverse wall ( 13 ) bordered by a peripheral return ( 14 ), on which two parallel external ribs ( 15 , 16 ) are arranged extending into two consoles ( 17 ) between the ends of which the metal insert ( 11 ) extends, so that the lateral housing ( 12 ) is delimited by said metal plate, said consoles and the peripheral return ( 14 ).

17. An electronic unit for measuring operating parameters of a vehicle wheel, comprising:

an electronic module ( 1 );

an inflation valve ( 2 ) for fixedly attaching said electronic module to a wheel rim ( 23 );

a body ( 3 ) of the inflation valve ( 2 ) designed to extend through an orifice made in the rim ( 23 ); and

an assembly head ( 4 ) of the inflation valve ( 2 ) separated from the body ( 3 ) by a shoulder ( 8 ) forming a face for locking said inflation valve against said rim,

wherein the electronic module ( 1 ) comprises an outer wall ( 13 , 14 ) defining a lateral housing ( 12 ) for the assembly head ( 4 ) of the inflation valve ( 2 ), delimited by a metal insert ( 11 ) made in one piece with said electronic module, for pressing of the locking face ( 8 ) of said assembly head, the insert ( 11 ) being furnished with a notch ( 20 ) having a retaining shape for the body ( 3 ) of said inflation valve to pass through, and the insert is configured to increase retention of screwing torque, and

the electronic module ( 1 ) comprises a transverse wall ( 13 ) bordered by a peripheral return ( 14 ), on which two parallel external ribs ( 15 , 16 ) are arranged extending into two consoles ( 17 ) between ends of which the metal insert ( 11 ) extends, so that the lateral housing ( 12 ) is delimited by said metal plate, said consoles and the peripheral return ( 14 ).

18. The electronic unit as claimed in claim 17 wherein the inflation valve ( 2 ) is pierced with an axial air flow duct ( 5 ) emerging at a rear face ( 9 ) of the assembly head ( 4 ) opposite to the locking face ( 8 ), and the lateral housing ( 12 ) comprises two internal ribs ( 19 ) protruding into said lateral housing, arranged so as to define two linear pressure surfaces for the rear face ( 9 ) of the assembly head ( 4 ), and placed so as to extend on either side of the outflow ( 5 a ) of the air duct ( 5 ).

19. An electronic unit for measuring operating parameters of a vehicle wheel, comprising:

an electronic module ( 1 );

an inflation valve ( 2 ) for fixedly attaching said electronic module to a wheel rim ( 23 );

a body ( 3 ) of the inflation valve ( 2 ) designed to extend through an orifice made in the rim ( 23 ); and

an assembly head ( 4 ) of the inflation valve ( 2 ) separated from the body ( 3 ) by a shoulder ( 8 ) forming a face for locking said inflation valve against said rim,

wherein the electronic module ( 1 ) comprises an outer wall ( 13 , 14 ) defining a lateral housing ( 12 ) for the assembly head ( 4 ) of the inflation valve ( 2 ), delimited by a metal insert ( 11 ) made in one piece with said electronic module, for pressing of the locking face ( 8 ) of said assembly head, the insert ( 11 ) being furnished with a notch ( 20 ) having a retaining shape for the body ( 3 ) of said inflation valve to pass through, and the insert is configured to increase retention of screwing torque,

the notch ( 20 ) of the metal insert ( 11 ) has the retaining shape for the body ( 3 ) of the inflation valve ( 2 ) extending through said notch,

the electronic module ( 1 ) is made by molding of a plastic, and the metal insert ( 11 ) is overmolded when said electronic module is produced, and

the metal insert ( 11 ) is pierced with two openings ( 22 ) positioned respectively on either side of the notch ( 20 ) and suitable for being filled when the electronic module ( 1 ) is molded.