Vandal latch for preventing removal of a pop-out type vehicle window

Abstract From the Canadian patent

Abstract of the Disclosure A vehicle cab includes a window designed to be removed from its framework so as to permit the egress of an operator in the event that the vehicle is involved in an accident and other cab exits are blocked. The inside of the window is provided with a latch comprising a bar mounted in the cab for movement between a stored position adjacent the window and out of engagement with a latch pin fixed to framework within the cab and a latched position wherein a notch located in the bar receives the pin the, latching bar then extending to a position requiring the back of the operator's seat to be pivoted forwardly to remind the operator to unlatch the window once he enters …