Medical bedside calling bell

• Main Author: TAO JINYU
• Format: Patent
• Language: Chinese; English
• Published: 03.06.2022
• Subjects: ALARM SYSTEMS; CONVEYING; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; HANDLING THIN OR FILAMENTARY MATERIAL; HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS,CABLES; ORDER TELEGRAPHS; PACKING; PERFORMING OPERATIONS; PHYSICS; SELECTING; SIGNALLING; SIGNALLING OR CALLING SYSTEMS; STORING; TELEPHONIC COMMUNICATION; TRANSPORTING

A medical bedside calling bell belongs to the technical field of calling bells. The calling device comprises a calling device, a connecting wire and a calling switch, the calling switch is connected with a calling device wire through the connecting wire, a coil spring take-up device is arranged in the calling device and connected with the connecting wire, the connecting wire stretches out and draws back along the coil spring take-up device, and a threading opening corresponding to the coil spring take-up device is formed in the bottom end of the calling device. The front end of the calling switch is provided with a groove matched with the shape of the thumb of a human body, a calling button is arranged in the groove, the front end of the calling switch is further provided with a sound inlet and an indicator light, a controller and a sound receiver electrically connected with the controller are arranged in the calling switch, and the controller is electrically connected with the calling button, the indicator l