Invention Grant
- Patent Title: Particulate matter sensor heat cover
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Application No.: US15810185Application Date: 2017-11-13
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Publication No.: US10480440B2Publication Date: 2019-11-19
- Inventor: Alessandro Ormando , Francesco Cannarile
- Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Applicant Address: US MI Detroit
- Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee Address: US MI Detroit
- Agency: Harness, Dickey & Pierce, P.L.C.
- Main IPC: F02D41/14
- IPC: F02D41/14 ; G01N15/06 ; G01N7/10 ; F01N13/00

Abstract:
A heat cover for a particulate matter sensor includes an aluminum foil external layer and an internal layer made from a composition including SiO2 of between 52-60%, CaO of between 16-25%, and Al2O2 of between 12-16%. The heat cover is formed as a sleeve structure and includes an open end for receiving the particulate matter sensor.
Public/Granted literature
- US20190145332A1 PARTICULATE MATTER SENSOR HEAT COVER Public/Granted day:2019-05-16
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