The Schreder Airmate HP-9 is an American high wing, single seat glider that was designed by Richard Schreder and intended to be flown by the designer in the 1960 World Gliding Championships.Said, Bob: 1983 Sailplane Directory, Soaring Magazine, page 18. Soaring Society of America, November 1983. USPS 499-920
Airmate was the name of Schreder's design company.
Design and development The HP-9, the HP indicating high performance, was Schreder's FAI Standard Class follow-on design to the FAI Open Class HP-8 and was built to compete in the 1960 Worlds in the newly established Standard Class, but was not completed in time. The HP-9 was sold unfinished to Bob Litle, Jr who had Javelin Aircraft complete the glider.
The HP-9 is constructed entirely of aluminium and has an all-flying stabilator tail. The aircraft also features dive brakes and a retractable monowheel undercarriage. The wing has Fowler flaps which increase the wing area from and lower the minimum sink speed to 2.11 feet per second (0.64 m/s) at from 2.26 ft/s (0.69 m/s) at .
Only one HP-9 was built.
Operational history The sole HP-9 was still in existence in April 2011 and was listed by the Federal Aviation Administration as having been sold to the Centre County, Pennsylvania Visitor Bureau.
Specifications (HP-9)
See also
References