Patent ID: 8742938

Claim:
A smoke detector device comprising: (a) an elongated base 110 having a top end 111 and a generally hollow inner cavity; (b) a top aperture 115 disposed in the top end 111 of the base 110 for providing access to the inner cavity of the base 110 via the top end 111 ; (c) a first groove 120 a disposed in an outer surface of the base 110 , a third groove 120 c disposed in the outer surface of the base 110 below the top end 111 of the base 110 , and a second groove 120 a disposed in the outer surface of the base 110 in between the first groove 120 a and the third groove 120 c; (d) a first flange 128 a extending outwardly from the outer surface of the base 110 in between the first groove 120 a and the second groove 120 b , a second flange 128 b extending outwardly from the outer surface of the base 110 in between the second groove 120 b and the third groove 120 c , and a third flange 128 c extending outwardly from the outer surface of the base 110 above the third groove 120 c at the top end 111 of the base 110 ; (e) a first ring 200 a for wrapping around the first groove 120 a , a second ring 200 b for wrapping around the second groove 120 b , and a third ring 200 c for wrapping around the third groove 120 c; (f) a first base wire opening 145 a is disposed in the first groove 120 a , a second base wire opening 145 b is disposed in the second groove 120 b , and a third base wire opening 145 c is disposed in the third groove 120 c ; and (g) a first module wire opening 146 a disposed in the first ring 200 a , a second module wire opening 146 b disposed in the second ring 200 b , and a third module wire opening 146 c disposed in the third ring 200 c , wherein the first base wire opening 145 a can be aligned with the first module wire opening 146 a , the second base wire opening 145 b can be aligned with the second module wire opening 146 b , and the third base wire opening 145 c can be aligned with the third module wire opening 146 c so as to allow a wire from the inner cavity of the base to be directed into the respective ring 200 .