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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 49 - Transportation |
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Subtitle B - Other Regulations Relating to Transportation |
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Chapter V - National Highway Traffic Safety Administration, Department of Transportation |
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Part 552 - Petitions for Rulemaking, Defect, and Noncompliance Orders |
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Subpart B - Petitions for Expedited Rulemaking To Establish Dynamic Automatic Suppression System Test Procedures for Federal Motor Vehicle Safety Standard No. 208, Occupant Crash Protection |
§ 552.12 - Definitions.
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§ 552.12 Definitions.
For purposes of this subpart, the following definitions apply:
(a) Dynamic automatic suppression system (DASS) means a portion of an air bag system that automatically controls whether or not the air bag deploys during a crash by:
(1) Sensing the location of an occupant, moving or still, in relation to the air bag;
(2) Interpreting the occupant characteristics and location information to determine whether or not the air bag should deploy; and
(3) Activating or suppressing the air bag system based on the interpretation of characteristics and occupant location information.
(b) Automatic suppression zone (ASZ) means a three-dimensional zone adjacent to the air bag cover, specified by the vehicle manufacturer, where air bag deployment will be suppressed by the DASS if a vehicle occupant enters the zone under specified conditions.
(c) Standard No. 208 means 49 CFR 571.208.