air piston
71Swing-piston engine — A swing piston engine is a type of internal combustion engine in which the pistons move in a circular motion inside a ring shaped cylinder , moving closer and further from each other to provide compression and expansion. Generally two sets of… …
72Railway air brake — Piping diagram from 1920 of a Westinghouse E T Air Brake system on a locomotive …
73Compressed-air engine — A Compressed air engine is a Pneumatic actuator that creates useful work by expanding compressed air. They have existed in many forms over the past two centuries, ranging in size from handheld turbines up to several hundred horsepower. Some types …
74Dan-Air — For the Danish airline, see Danair. Dan Air Services IATA DA ICAO DAN Callsign …
75Modern Air Transport — IATA KV ICAO Callsign MODERN Founded 1946 Ceased operations …
76History of the Armée de l'Air (colonial presence 1939–1962) — Indochina (1939 1940)= The outbreak of the war in Europe in September 1939 did not immediately affect the status of the Armée de l’Air in French Indochina because it had the task of defending a wide area of Southeast Asia, including the future… …
77Office of CBP Air and Marine — CBP Air and Marine Emblem CBP Air Interdiction Agent Badge …
78Comp Air 7 — Series Aero Comp 7SL Role Comp Air 7 Manufacturer …
79Aerocomp Comp Air 7 — infobox Aircraft name = Aero Comp 7 Series type = Aero Comp 7 manufacturer = Aerocomp caption = Aero Comp 7SL designer = first flight = introduction = retired = status = primary user = more users = produced = number built = 95 (2007) program cost …
80Soft air — Airsoft Joueur d airsoft, équipé d une réplique d un G36E A l origine, Airsoft désigne les répliques d’armes (airsoft gun) propulsant par gaz ou air comprimé des billes de 6 mm ou 8 mm en plastique …
