Patent ID: 7775095

Claim:
A valve stem with a connecting cap for a tire pressure detector mounted in a rim comprising an inner side and an outer side, wherein said valve stem comprises: a body being tubular and mounted securely on said outer side of said rim opposite to said tire pressure detector, said body having an outer section; an inner section integrally mounted coaxially on said outer section and comprising: a distal end; and an outlet being coaxially and longitudinally formed on said distal end through said inner section and comprising a threaded inner surface; and a fixing nut movably and rotatably mounted on said outer section to securely clamp said rim with said inner section and being selectively adjacent to said inner section; a cylindrical connecting cap detachably mounted on said distal end of said inner section in said inner side of said rim, wherein said connecting cap comprises: an inner end corresponding to and being detachably attached to said distal end of said inner section; an outer end; an annular surface; and a hole coaxially and transversely formed through said connecting cap from said inner end to said outer end of said connecting cap; and a fastener movably corresponding to said hole of said connecting cap, and rotatably screwed with the threaded inner surface of the outlet to hold the tire pressure detector between the fastener and the connecting cap in the inner side of the rim, and wherein said fastener comprises: a screwed end screwed with said threaded inner surface of said outlet; a rotating end; and a head formed on said rotating end of said fastener and extending out of said outer end of said connecting cap to clamp said tire pressure detector.