US 12,342,893 B2
Screen device and helmet
Eiji Isobe, Tokyo (JP)
Assigned to SHOEI CO., LTD., Tokyo (JP)
Appl. No. 18/253,260
Filed by SHOEI CO., LTD., Tokyo (JP)
PCT Filed Aug. 11, 2021, PCT No. PCT/JP2021/029671
§ 371(c)(1), (2) Date May 17, 2023,
PCT Pub. No. WO2022/158013, PCT Pub. Date Jul. 28, 2022.
Claims priority of application No. 2021-006412 (JP), filed on Jan. 19, 2021.
Prior Publication US 2024/0008577 A1, Jan. 11, 2024
Int. Cl. G02B 27/01 (2006.01); A42B 3/04 (2006.01)
CPC A42B 3/042 (2013.01) [G02B 27/0176 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A screen device configured to be attached to a helmet, the screen device comprising:
a support including an arcuate-shaped rail portion that supports a combiner; and
the combiner including a projection surface, onto which an image projected from a projector attached to the helmet is presented, and a supported portion, supported by the arcuate-shaped rail portion, wherein
the arcuate-shaped rail portion comprises an arcuate-shaped rail hole that extends along the arcuate-shaped rail portion,
the supported portion is inserted into the arcuate-shaped rail hole and movable along a length of the arcuate-shaped rail hole,
when the supported portion abuts a front end of the arcuate-shaped rail portion, the combiner is located at a display position where the projection surface is arranged in front of a wearer of the helmet,
when the supported portion abuts a rear end of the arcuate-shaped rail portion, the combiner is located at a retraction position where the projection surface is retracted away from the front of the wearer,
the support further includes a positioner that positions the supported portion supported by the arcuate-shaped rail portion, wherein the positioner includes an abutment portion configured to position the supported portion by abutting the supported portion, and
the positioner is arranged in at least one of the front end and the rear end of the arcuate-shaped rail portion and movable in a thrust direction, and
the positioner is configured to project into the arcuate-shaped rail hole and set a movable range of the supported portion in the arcuate-shaped rail hole when the positioner is externally operated.