In an HUD device (3) mounted on a helmet (101), a projection unit (39) configured to project display light to a combiner (73) includes a light emitter (57) configured to emit display light, a housing (61) having a projection opening (63) through which display light emitted from the light emitter passes, and a cover member (65) having transparency to light and disposed to cover the projection opening. The projection unit (39) is incorporated in a chin portion (113) of the helmet body such that display light to be projected to the combiner passes through an optical path portion (119) provided in a mouse cover (115) of the helmet body (105). The cover member is disposed at an inner side of an interior member than a surface of the interior member at which an end of the optical path portion at a light emission side is open.
Head up display device and helmet
2024-09-17
Patent
Electronic Resource
English
IPC: | A42B Hüte , HATS / B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / G09G Anordnungen oder Schaltungen zur Steuerung oder Regelung von Anzeigevorrichtungen mit statischen Mitteln zur Darstellung veränderlicher Informationen , ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION / H04N PICTORIAL COMMUNICATION, e.g. TELEVISION , Bildübertragung, z.B. Fernsehen |
DISPLAY LIGHT EMISSION DEVICE, HEAD-UP DISPLAY DEVICE, IMAGE DISPLAY SYSTEM, AND HELMET
European Patent Office | 2024
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