Abstract: The present disclosure relates to a rotating means for a helmet, and the rotating means for the helmet according to the present invention comprises a rotary shaft (100) which allows a shield (30) to be rotatably coupled to a helmet body (10) so that an opening portion (20) of the helmet body (10) is opened/closed by the shield (30), and when the shield (30) is rotated in the direction of closing the opening portion (20), the rotary shaft (100) is moved to the rear direction with respect to the helmet body (10).

Abstract: The present disclosure relates to a chin guard pivoting mechanism, and the chin guard pivoting mechanism (100) according to the present disclosure is provided in a helmet which comprises a helmet body (10), a chin guard (20) pivotally coupled to the helmet body (10), and a shield (30) pivotally coupled to the helmet body (10). When the chin guard (20) is pivoted from the front of a user's chin up to a first predetermined angle (A) with respect to the helmet body (10), the shield (30) is pivoted upward, and when the chin guard (20) is pivoted up to a second predetermined angle (B) greater than the first predetermined angle (A) with respect to the helmet body (10), the shield (30) is pivoted downward.

Abstract: The present disclosure relates to a chin-guard gap adjustment means for a helmet. The chin-guard gap adjustment means (100) for a helmet according to the present disclosure is mounted to a helmet that comprises: a helmet body (10); and a chin guard (20) which is rotatably coupled to the helmet body (10) and can rotate from a position in front of the chin of a wearer to a position behind or above the helmet body (10). The chin-guard gap adjustment means is coupled to the chin guard (20) and adjusts the space between the chin guard (20) and the helmet body (10).

Abstract: The present invention relates to a helmet including mouth vents. The helmet of the present invention includes: a chin guard 100 having a first fastening portion 110 and a second fastening portion 120; a vent body 200 having a first fastening protrusion 210 protruding toward the chin guard 100 so as to be inserted into and fixed to the first fastening portion 110 and a second fastening protrusion 220 protruding toward the chin guard 100 so as to be inserted into and penetrate the second fastening portion 120; and fixing means 300 detachably coupled with the second fastening protrusion 220 penetrating the second fastening portion 120 to fix the second fastening protrusion 220 to the second fastening portion 120.

Abstract: The present invention relates to a helmet including mouth vents. The helmet of the present invention includes: a chin guard 100 having a first fastening portion 110 and a second fastening portion 120; a vent body 200 having a first fastening protrusion 210 protruding toward the chin guard 100 so as to be inserted into and fixed to the first fastening portion 110 and a second fastening protrusion 220 protruding toward the chin guard 100 so as to be inserted into and penetrate the second fastening portion 120; and fixing means 300 detachably coupled with the second fastening protrusion 220 penetrating the second fastening portion 120 to fix the second fastening protrusion 220 to the second fastening portion 120.

Abstract: The present invention relates to a helmet adaptable to different head shapes. The helmet of the present invention includes a first absorber 200 arranged in the interior of a shell 100, second absorbers 300 arranged in the interior of the first absorber 200, and regulators 400 arranged between the first absorber 200 and the second absorbers 300. When a force acts on the first absorber 200 or one of the second absorbers 300, the corresponding regulator 400 changes the distance between the first absorber 200 and the second absorber 300.

Abstract: The present invention relates to a helmet from which pads are removable in case of emergency. The helmet includes a helmet body 100, pads 200 attached to the inside of the helmet body 100, and fastening means 300 detachably attaching the corresponding pads 200 to the inside of the helmet body 100. Each of the fastening means 300 includes a first fastening member 400 in the form of a bar provided on either one of the pad 200 and the inside of the helmet body 100 and a second fastening member 500 provided on the other of the pad 200 and the inside of the helmet body 100, surrounding the first fastening member 400 such that the first fastening member 400 is inserted thereinto, and having an open portion 510 formed at one side thereof. When the pad 200 is pulled out, the first fastening members 400 are separated from the second fastening members 500 through the open portions 510 of the second fastening members 500.

Abstract: A helmet shield coupled to a front opening of a helmet includes a lens unit provided to face a front of the front opening; a frame unit provided along a circumference of the lens unit; and a ventilation unit provided at both sides of the lens unit for communication between an inside and an outside of the helmet shield.