
Packard-Le Père LUSAC-11 | |
|---|---|
| 국가 | 미국 |
| 역할 | 전투기 |
| 첫 비행 | 1918년 5월 15일 |
| 내장 | 30 |
Tthe 루삭-11 (Lepère United States Army Combat)는 초기 미국의 두 좌석 전투기였습니다. 그것은 제 1 차 세계 대전 중 미국에서 위임되고 지어졌으며 미국 육군 공군단에 의해 대량으로 주문되었지만 전쟁이 끝날 때 취소되었으며 30 개만 지어졌습니다. 이 유형은 실험 목적으로 사용되어 1920 년대에 여러 고도 기록을 세웠습니다.
| Packard LePere LUSAC-11 Walk Around | |
|---|---|
| 사진 작가 | 블라디미르 야쿠보프 |
| 로컬라이제이션 | USAF 국립 박물관 |
| 사진 | 35 |
참고 항목:
A French Design with American Muscle
Tthe Packard LePère LUSAC-11 (Lepère United States Army Combat) was a two-seat fighter designed by Captain Georges LePère of the French Air Service for production in the United States. While it arrived too late to see combat in World War I, it became a legendary testbed in the early 1920s. Armed with the powerful American Liberty Engine, it was one of the fastest and highest-climbing aircraft of its era, serving as the platform for pioneering research into high-altitude flight and turbocharging.
| Attribute | Technical Specification (LUSAC-11) |
|---|---|
| 역할 | Two-Seat Fighter / Reconnaissance |
| 승무원 | 2 (Pilot and Observer/Gunner) |
| First Flight | May 15, 1918 |
| 동력 장치 | 1 × Liberty L-12 water-cooled V-12 engine |
| Horsepower | 425 hp (317 kW) |
| 최대 속도 | 136 mph (219 km/h) |
| Service Ceiling | 20,200 feet (Standard) / 34,500+ feet (Modified) |
| 군비 | 2 × .30 cal Marlins (Forward); 2 × .30 cal Lewis guns (Rear) |
Engineering for the Stratosphere
- The Liberty Engine Integration: Unlike many contemporary biplanes that used lower-powered rotary engines, the LUSAC-11 was designed specifically around the liquid-cooled Liberty L-12. This engine provided a massive power-to-weight ratio for the time.
- Veneer Fuselage: The aircraft featured a plywood-veneer monocoque fuselage, which was much stronger and more aerodynamic than the traditional fabric-on-wood-frame construction used on most WWI fighters.
- Turbo-Supercharging Research: The LUSAC-11 was famously used by Dr. Sanford Moss to test the first exhaust-driven turbo-superchargers. This allowed the engine to maintain power even as the air thinned at high altitudes.
- Staggered Wings: The biplane wings were staggered to improve the pilot’s visibility and aerodynamic efficiency, a hallmark of LePère’s clean French design philosophy.
A Legacy of Records
- Shattering the Ceiling: On September 28, 1921, Lieutenant John A. Macready flew a specially modified LUSAC-11 to a world-record altitude of 34,509 feet. At this height, the air was so thin and cold that Macready required a primitive supplemental oxygen system.
- The McCook Field Era: Most LUSAC-11s spent their careers at McCook Field in Ohio, the center of U.S. Army Air Service engineering. They were used to test everything from new propellers to early flight instruments.
- Late to the Fight: Of the 3,500 units originally ordered, only about 25 were completed before the Armistice led to mass cancellations. Only two were actually shipped to France before the war ended.
- Survivor: The only remaining LUSAC-11 is a centerpiece of the National Museum of the United States Air Force in Dayton, Ohio, restored to represent the aircraft used in the 1921 record flight.
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