When the support member is deployed into the deployed mode, the support member is disposed in effective engagement with the vehicle roof to limit {HEAD ~ movement} of {TAIL ~ the roof} toward the vehicle seat during rollover conditions 
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When the support member is deployed into the deployed mode , the support member is disposed in effective engagement with the vehicle roof to limit { HEAD ~ movement } of { TAIL ~ the roof } toward the vehicle seat during rollover conditions
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH