Window assembly including hinged panel

A window assembly comprising:

• a master frame comprising an inner peripheral edge defining a master frame opening;
• a screen member secured within the master frame opening;
• a first window assembly pivotably attached relative to the master frame opening;
• and
• a window opening system comprising:
• at least one extending arm pivotably attached to the first window assembly and extending through an opening in at least one of the master frame, the screen member, and a screen frame in which the screen member is secured, the at least one extending arm comprising at least one arm aperture;
• at least one flange extending from the master frame and comprising at least one flange aperture;
• and
• at least one locking member engageable with one of the at least one arm aperture and one of the at least one flange aperture.

A window assembly comprising:

• a master frame comprising an inner peripheral edge defining a master frame opening;
• a screen member secured within the master frame opening;
• a first window assembly pivotably attached relative to the master frame opening;
• and
• a window opening system comprising:
• at least one extending arm pivotably attached to the first window assembly and extending through an opening in at least one of the master frame, the screen member, and a screen frame in which the screen member is secured, the at least one extending arm being frictionally engageable with the opening to position the first window assembly in at least one open position.