In a self-excited oscillator circuit, a buffer is connected to an electrode or electrodes, and a buffer and an inverter are connected to an electrode or electrodes. The transponder contains information on the suitable treatment of the textile product, with the information corresponding to the care instructions. The second electrode layers 6 and end-face electrodes 9 are covered with plating layers 10-13. The chin piece adjusts to the patient’s chin configuration because it is sufficiently flexible and only supported away from the chin area. The gripper has a passageway through which the lift cords pass and is constructed such that the cords can pass freely through the passageway when the gripper is in a relaxed condition. The anchor bolt assembly is particularly suitable for use in tapered holes formed in concrete.