Earplug apparatus capable of tightly plugging into ear with comfort but not feeling stuffy

• Main Author: CAI, MING-XIANG
• Format: Patent
• Language: Chinese; English
• Published: 01.06.2018
• Subjects: BANDAGES, DRESSINGS OR ABSORBENT PADS; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; FILTERS IMPLANTABLE INTO BLOOD VESSELS; FIRST-AID KITS; FOMENTATION; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; PROSTHESES; TREATMENT OR PROTECTION OF EYES OR EARS

An earplug apparatus comprises a center pillar and a first umbrella wing. The center pillar comprises a handheld section and a core stem section formed at one end of the handheld section. The first umbrella wing comprises an inner edge away from the handheld section and surrounding and connecting with the core stem section, an outer edge near the handheld section and surrounding the outer perimeter of the core stem section with an interval to the core stem section, and an outer circumferential surface connected with the inner edge and the outer edge. The outer circumferential surface has a plurality of first grooves that are separated from each other with an angle. Each of the first grooves is extended from the inner edge in a direction toward the outer edge and is in communication with the inner edge but not with the outer edge. While plugging into the ear, the present invention utilizes the design of the first grooves to enable air inside the ear to flow out of the ear through the first grooves, so as to ke