- 专利标题: Vision-protective headgear with automatic darkening filter comprising an array of switchable shutters
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申请号: US16622607申请日: 2018-06-13
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公开(公告)号: US11160687B2公开(公告)日: 2021-11-02
- 发明人: Britton G. Billingsley , Kenneth Jarefors , Kristina M. Magnusson
- 申请人: 3M INNOVATIVE PROPERTIES COMPANY
- 申请人地址: US MN St. Paul
- 专利权人: 3M INNOVATIVE PROPERTIES COMPANY
- 当前专利权人: 3M INNOVATIVE PROPERTIES COMPANY
- 当前专利权人地址: US MN St. Paul
- 代理商 Kenneth B. Wood
- 国际申请: PCT/IB2018/054331 WO 20180613
- 国际公布: WO2018/229688 WO 20181220
- 主分类号: A61F9/06
- IPC分类号: A61F9/06 ; G02F1/1335 ; G02F1/133 ; G02F1/1333 ; G02F1/139 ; G06F3/01 ; G02F1/1339
摘要:
Protective headgear including an automatic darkening filter with an array of switchable shutters, and including a shutter control system, at least one workview image acquisition device, and at least one eye position monitoring device, wherein the shutter control system is controllably connected to each switchable shutter of the array of switchable shutters so as to control the switching of each of the switchable shutters, and is receivably connected to the at least one workview image acquisition device and to the at least one eye position monitoring device.
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