Aircraft Plug Door Hinge

For a small plane thats lacking something essential or would benefit from a replacement a variety of parts and accessories are available.

Aircraft plug door hinge.

Plug doors seal themselves due to the pressure difference on the two sides and are often used on aircraft with cabin pressurization. Outward opening plug type door for aircraft filed april 4 1958 6 sheets sheet 3 1 v k v a rroga aug. This invention relates to door hinges and more particularly to hinges for connecting a door to the fuselage of an aircraft. El rfo v kffm immrt q f fei l aez ama v w opj al l ill apt k.

On some aircraft the plug door opens partially inward and through a complex hinge design can be tilted to fit through the fuselage opening or the door may have locking hinged panels at the top and bottom edges that can make it smaller than the opening so that it may be swung outward. Background art in the past many commercial passenger carrying aircraft have utilized doors ranging in design from outwardly opening plug type doors to inwardly opening overhead storage type doors. The door you mentioned is called a plug door. Founded in 1927 by william piper piper aircraft was once considered one of the big three in the manufacture of planes and aviation parts.

Intricate hinges that allow for the plug door s ability to swing inside rotate several axes and move through the opening only to be positioned outside and parallel with the fuselage is intriguing. Bergman etal outward opening plug type door for aircraft filed april 4 1958 6 sheets sheet 4 inventors. Canopy hinge 3 07. When installed and closed the hinge pin is gripped tightly by the force of the spring.

This invention relates to door hinges and more particularly to hinges for connecting a door to the fuselage of an aircraft. One end of the hinge pin is flattened. A plug door is a door designed to seal itself by taking advantage of pressure difference on its two sides and is typically used on aircraft with cabin pressurization the higher pressure on one side forces the usually wedge shaped door into its socket making a good seal and preventing it from being opened until the pressure is released non plug doors rely on the strength of the locking. Composites finishing materials.

The hinge is aircraft quality extruded ms20001 4 hinge with a 3 32 steel hinge pin. In the past many commercial passenger carrying aircraft have utilized doors ranging in design from outwardly opening plug type doors to inwardly opening overhead storage type doors.