US 12,147,055 B2
Head-mounted fixing device
Stephen Chen, Changhua (TW)
Filed by E-LEAD ELECTRONIC CO., LTD., Changhua (TW)
Filed on Jan. 12, 2022, as Appl. No. 17/574,510.
Claims priority of application No. 110209156 (TW), filed on Aug. 4, 2021; and application No. 110213790 (TW), filed on Nov. 22, 2021.
Prior Publication US 2023/0040478 A1, Feb. 9, 2023
Int. Cl. G02B 27/02 (2006.01); G02B 7/182 (2021.01); G02B 17/06 (2006.01)
CPC G02B 27/028 (2013.01) [G02B 7/1822 (2013.01); G02B 17/0621 (2013.01); G02B 27/027 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A head-mounted fixing device comprising:
a head frame including two side frame portions, and a front frame portion located between the two side frame portions and connected to the two side frame portions, and the two side frame portions and the front frame portion being made of rigid materials;
a headgear including an arc portion and a top portion, wherein two ends of the arc portion are respectively connected to the two side frame portions, one end of the top portion is connected to the front frame portion, and another end of the top portion is connected to the arc portion;
wherein the front frame portion is used to abut against a user's forehead to provide a fulcrum, the top portion supports the fulcrum, and the arc portion is used to surround and abut against the back of the user's head; and the two side frame portions are pivotally connected to the front frame portion, and a first pivot is provided at each pivoting connection between each of the two side frame portions and the front frame portion.