Patent ID: 8604941

Claim:
Counting system ( 300 ) for counting a number of individuals or trolleys passing through a passage, the counting system ( 300 ) comprising: a detection device ( 100 , 400 ) in the form of a mat disposed on the ground of the passage and comprising: a printed circuit ( 104 , 404 ) comprising one face carrying a plurality of contactors ( 220 ) designed to change state under a pressure exerted by a foot or a wheel and at least one face carrying at least one electronic component ( 112 , 412 ) not subjected to any pressure from the foot or wheel, and for the or each face carrying the one electronic component ( 112 ) not subjected to any pressure from the foot or wheel, a protective layer ( 106 , 402 ) fixed against the face and incompressible under the weight of individuals or trolleys, the or each electronic component ( 112 ) being housed in a hole ( 110 ) in the incompressible protective layer ( 402 , 106 ), a central system ( 302 ) intended to determine the number of individuals or trolleys and passing on the detection device from the information transmitted by the electronic component or components ( 112 , 412 ) of the detection device ( 100 , 400 ).