Title:
MULTI-USE MASK WITH OPTIONAL DISPLAY AND INTEGRATED PRESSURIZATION AND EQUALIZATION
Document Type and Number:
WIPO Patent Application WO/2020/123006
Kind Code:
A3
Abstract:
A protective facemask includes a holographic display system and particularly holographic image guides (hereinafter "HID") to relay display content into the user's field of view from a display engine while disturbing as little of the field of view ("FOV") as possible with display hardware. In certain embodiments (or as desired), the holographic image guides can provide a daylight and night readable images with a 25Vx40H field of view, 60fps framerate, contrast >1000:1, 720p resolution and full color. In addition, or as an alternative to the holographic image guides, certain embodiments of the facemask do not contain a standard nose cup, but instead contain equalization features that allow the user to equalize the pressure within the eye wells and prevent harm to the user. In certain embodiments, a facemask includes a self-adjusting pressure system.
Inventors:
PARKER WILLIAM (US)
GUERRERA STEPHEN (US)
BROPHY PATRICK (US)
GUERRERA STEPHEN (US)
BROPHY PATRICK (US)
Application Number:
PCT/US2019/051501
Publication Date:
August 20, 2020
Filing Date:
September 17, 2019
Export Citation:
Assignee:
MARSUPIAL HOLDINGS INC (US)
International Classes:
G02B27/01; A62B9/06; G02B5/18; G02B6/10; G02B27/02; G02B27/42
Domestic Patent References:
| WO2018118286A1 | 2018-06-28 |
Foreign References:
| DE102011082208A1 | 2013-03-07 | |||
| US20120300311A1 | 2012-11-29 | |||
| US20180227576A1 | 2018-08-09 | |||
| US20110221658A1 | 2011-09-15 | |||
| US7762252B2 | 2010-07-27 | |||
| US9213178B1 | 2015-12-15 | |||
| US20100321409A1 | 2010-12-23 | |||
| US9557569B2 | 2017-01-31 |
Attorney, Agent or Firm:
MCCABE, Justin W. (US)
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