Patent ID: 8505511

Claim:
A glow plug, comprising: a tubular body ( 2 ) having at one end a glow plug head ( 10 ), and a fixing area having fixing means ( 12 , 14 ) for fixing into a bore, said fixing means comprised of a threaded area ( 12 ), a sealing area ( 14 ), and a rigid area extending between the threaded area ( 12 ) and the sealing area ( 14 ); a finger ( 4 ) mounted on the body ( 2 ) of the glow plug at the end opposite the glow plug head ( 10 ); and a pressure sensor ( 8 ), wherein the finger ( 4 ) is fixed to the glow plug body ( 2 ) so as to be fastened thereto in a connecting area ( 16 ), wherein the tubular body ( 2 ) has an elastically deformable part ( 18 ) between the i) connecting area ( 16 ) connected to the finger ( 4 ) and ii) the rigid area of the fixing area, such that said connecting area ( 16 ) is mobile and movable longitudinally relative to the bore, wherein the pressure sensor ( 8 ) is disposed between an element ( 30 ) fastened to the connecting area ( 16 ) and a fixed element ( 20 ) of the glow plug, wherein the elastically deformable part ( 18 ) is obtained by thinning material, and wherein the pressure sensor is contained within the fixing area of the tubular body.