Pintle exotic metal alloys. For World War II aircraft with sideways-retracting main gear units, carefully set-up "pintle angles" for such axes of rotation during retraction and extension allowed the maingear struts to be raked forward while fully extended for touchdown and better ground handling, while permitting retraction into rearwards-angled landing gear wells in their wings to usually clear the forward wing spar for stowing while in flight. Pintle A pintle is a pin or bolt, usually inserted into a gudgeon, which is used as part of a pivot or hinge. Other applications include pintle and lunette ring for towing, and pintle
Browning A-Bolt Browning A-Bolt The A-Bolt Rifle is a bolt-action rifle designed by the American Browning Arms Company. It is manufactured by Miroku Corp in Japan. The A-Bolt replaced the Browning BBR in 1984. It is a popular hunting rifle due to its accuracy and availability. The A-Bolt rifle is a bolt-action rifle with a short-lift bolt angle of 60 degrees. It uses a non-rotating bolt sleeve (partial sleeve on first generation A-bolt rifles). When the bolt is unlocked, smoothness is achieved with three guide ribs aligned with three locking lugs, enabling precise movement (only on the second and third generation A-bolt