Vent window latch

Manually operable vent window for automotive vehicle comprising, window frame means including vertical guide tracks and top edge seal, vent window glass slidable in said vertical guide tracks, fixed ratchet rack means extending along one of said vertical guide tracks, bracket means secured to said vent window glass for imparting vertical adjustment, manual means for moving said bracket means including vertically resilient lost motion connection means, and latch means connected to said manual means for engaging said ratchet means in any adjusted position of said vent window glass, whereby said manual means may raise said vent glass to its uppermost position engaging said top edge seal and impart an upward resilient bias to retain said vent glass in said top edge seal engaging position upon latch engagement with said ratchet means.