Patent ID: 8558130

Claim:
A push-button switch unit with a display device comprising: a base casing ( 1 ) with a cavity ( 13 ); a frame ( 2 ) attached to said base casing ( 1 ), said frame having an opening ( 14 ) in communication with said cavity ( 13 ) and a bevel ( 16 ) around said opening ( 14 ); a display device ( 3 ) with a luminous display area ( 21 ) mounted on a support plate ( 22 ) having a connection portion ( 22 a ) extending laterally from one side of said luminous display area ( 21 ); a push-button casing movably housed in said cavity ( 13 ) of the base casing ( 1 ) and sized to house said display device ( 3 ), said push-button casing having a viewing window ( 23 ) aligned with the opening ( 14 ) of said frame ( 2 ) and being sized to allow viewing through it the luminous display area ( 21 ); an electronic control circuit ( 6 ) supported in said push-button casing and operationally connected to the display device ( 3 ); and a switch device ( 12 ) operationally connected to said electronic control circuit ( 6 ) and arranged to be operated by a relative movement between the push-button casing and the base casing ( 1 ); characterized in that: the push-button casing forms a protruding casing portion ( 24 a ) extending laterally from one side of said viewing window ( 23 ), said protruding casing portion ( 24 a ) being sized to house said connection portion ( 22 a ) of the support plate ( 22 ) of the display device ( 3 ); the base casing ( 1 ) has a side opening ( 15 a ) sized to accommodate the protruding casing portion ( 24 a ) formed by a lower and upper push-button casing elements ( 4 , 5 ), the protruding casing portion ( 24 a ) not projecting laterally from the base casing ( 1 ); and said bevel ( 16 ) of the frame ( 2 ) has a width around the entire opening ( 14 ) and protrudes laterally a distance from all sides of the base casing ( 1 ).