auxiliary rotor
41Dauphin (hélicoptère) — Pour les articles homonymes, voir Dauphin (homonymie). AS365 Dauphin Dauphin SA.365N SP de la Marine nationale à Hyères …
42Eurocopter EC 155 — Dauphin (hélicoptère) Pour les articles homonymes, voir Dauphin (homonymie). AS365 Dauphin …
43Harbin Z.9 — Dauphin (hélicoptère) Pour les articles homonymes, voir Dauphin (homonymie). AS365 Dauphin …
44Eurocopter AS365 Dauphin — SA 365 Dauphin 2 AS365 Dauphin French Navy AS365 F Dauphin rescue helicopter on the deck of the Charles De Gaulle carrier (5 June 2004) …
45Sikorsky S-69 — Infobox Aircraft name= S 69/XH 59 caption= Sikorsky S 69/XH 59 with auxiliary turbojets type= Experimental helicopter manufacturer=Sikorsky Aircraft designer= first flight= July 26 1973 introduced= retired= status= primary user= NASA more users=… …
46Sikorsky X2 — Infobox Aircraft name= X2 Demonstrator caption= Concept of the Sikorsky X2 Demonstrator type= Experimental helicopter manufacturer=Sikorsky Aircraft/Schweizer Aircraft designer= first flight= 27 August 2008Trimble, Stephen.… …
47Drum and bugle corps (classic) — Classic drum and bugle corps are North American musical ensembles that descended from military bugle and drum units returning from World War I and succeeding wars.[1] Traditionally, drum and bugle corps served as signaling units as early as… …
48Ignition system — For other uses, see Ignition system (disambiguation). An ignition system is a system for igniting a fuel air mixture. Ignition systems are well known in the field of internal combustion engines such as those used in petrol (gasoline) engines used …
49PZL SW-4 Puszczyk — NOTOC The PZL SW 4 Puszczyk (pl. Tawny Owl) is a Polish light single engine multipurpose helicopter manufactured by PZL Świdnik.DevelopmentThe origins of PZL Swidnik s SW4 five seat light utility helicopter date back to the early 1980s. Swidnik… …
50Compressor stall — A compressor stall is a situation of abnormal airflow resulting from a stall of the aerofoils within the compressor of a jet engine. Stall is found in dynamic compressors, particularly axial compressors, as used in jet engines and turbochargers… …
