US 11,751,622 B2
Helmet with split type skeleton structure
Jiabing Fu, Longyan (CN); Guoding Wang, Longyan (CN); Can Huang, Longyan (CN); Yong Zhang, Longyan (CN); Yiming Zhao, Longyan (CN); Fan Yang, Longyan (CN); and Jiamu Zhan, Longyan (CN)
Assigned to Dongguan City EON Sporting Goods Co., Ltd., Dongguan (CN)
Filed by Dongguan City EON Sporting Goods Co., Ltd., Dongguan (CN)
Filed on Jan. 6, 2022, as Appl. No. 17/647,174.
Claims priority of application No. 202111346920.5 (CN), filed on Nov. 15, 2021.
Prior Publication US 2022/0125149 A1, Apr. 28, 2022
Int. Cl. A42B 3/20 (2006.01); A42B 3/06 (2006.01); A42B 3/32 (2006.01)
CPC A42B 3/205 (2013.01) [A42B 3/063 (2013.01); A42B 3/065 (2013.01); A42B 3/326 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A helmet with a split type skeleton structure, comprising a helmet body (1), wherein the helmet body (1) is composed of a head guard (11) and a chin guard (12) which are separated, and the head guard (11) and the chin guard (12) are mounted through cooperation between a fastened spliced skeleton (2) and a plug pin (23);
the spliced skeleton (2) is composed of two skeleton connection members (21) arranged inside the head guard (11) and a chin skeleton (22) arranged inside the chin guard (12); the chin skeleton (22) defines at least one hollow portion and a plurality of one-piece structured reinforcing ribs (221) are fixedly connected in the at least one hollow portion;
the helmet body (1) is of a three-layer structure; an expanded polystyrene (EPS) liner (101) is located at a middle layer, the EPS liner (101) is wrapped outside the skeleton connection members (21) and the chin skeleton (22); an inner side of the EPS liner (101) is adhered with an EPS inner layer (102); and an outer side of the EPS liner (101) is adhered with a polycarbonate (PC) surface layer (103), wherein the bottom of one side of each skeleton connection member (21) is fixedly connected with a one-piece structured T-shaped sliding clamping head (211): the top of one side of each skeleton connection member (21) is fixedly connected with a one-piece structured sleeve member (212); and a first plug hole (213) is formed in a surface of the sleeve member (212).