US Patent 9776721 Retention of objects relative to an airplane cabin window frame

A holder apparatus for holding an object relative to an airplane cabin window frame can include a structure that locates in opposing window shade channels of the frame, and at least one tray pivotably mounted relative to the structure. A system for holding an object relative to an airplane cabin window can include a holder apparatus with a structure that engages a window frame of the window, and at least one tray pivotably mounted relative to the structure. The structure can engage opposing window shade channels of the window frame in response to rotational displacement of the structure relative to the frame. A method for installing an apparatus in a window can include placing the apparatus between channels of the window, rotating and engaging ends of the apparatus with the window frame channels and displacing it to the bottom of the frame.