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Estes Industries was founded by Vernon Estes in 1958; in 1961, the company moved to a 77-acre tract of land on the outskirts of Penrose, Colorado. [10] [1] In 1969, Vernon sold the company to the Damon Corporation of Needham, Massachusetts, a company which also purchased a number of other hobby companies including a smaller competitor of Estes, Centuri Engineering of Phoenix, Arizona.
Any model rocket using a single motor greater than 160 Newton-seconds of total impulse, or multiple motors with a total thrust of 320 Newton-seconds, is propelled by a combination of motors having a total of more than 125 grams (4.4 oz) of propellant weight, or weighs more than 1,500 grams (53 ounces) with motors installed, is classified as a ...
Model rocketry is a safe and widespread hobby. Individuals such as G. Harry Stine and Vernon Estes helped to ensure this by developing and publishing the NAR Model Rocket Safety Codes [1] [13] [14] and by commercially producing safe, professionally designed and manufactured model rocket motors.
The group did their research on rockets from a launch site deep in the Mojave Desert. [1] In the summer of 1956, 17-year-old Jimmy Blackmon of Charlotte, North Carolina, built a 6-foot rocket in his basement. The rocket was designed to be powered by combined liquid nitrogen, gasoline, and liquid oxygen.
High-power rockets are defined as rockets flown using commercially available motors ranging from H to O class. In the U.S., the NFPA1122 standard dictates guidelines for model rocketry, while NFPA1127 is specific to high-power rockets. In most U.S. states NFPA1122 has been adopted as part of the legal code. A smaller number of states use NFPA1127.
Hobbico, Inc. was a manufacturer and distributor of hobby products including radio control airplanes, boats, cars, helicopters and multirotors/drones. Other products include plastic model kits, model rockets, model trains, slot cars, crafts, jigsaw puzzles and games. The company had approximately 850 employees worldwide. [1]
Hobby Town Unlimited, Inc. is an American retail hobby, collectibles, and toy store chain headquartered in Lincoln, Nebraska. There are more than 105 HobbyTown franchise stores located in 39 states in the United States.
Rocketry Organization of California (ROC) is one of the world's oldest and biggest amateur high power rocket clubs. Monthly one day launches are held the second Saturday of each month. Anyone interested in hobby rocketry is welcome, and spectators are always free. For more information, our web page is: rocstock.org