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On Jul 20, 1:02*pm, cernauta wrote:
http://www.nytimes.com/2010/07/20/bu...-ravyuneec.htm... The article vaguely states Yuneec has acquired the designs. I'm guessing this is a design license, not production ? I'll ask them when I see them at Oshkosh next week... Best Regards, Dave |
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On Jul 21, 4:24*am, Dave Nadler wrote:
On Jul 20, 1:02*pm, cernauta wrote: http://www.nytimes.com/2010/07/20/bu...-ravyuneec.htm... The article vaguely states Yuneec has acquired the designs. I'm guessing this is a design license, not production ? I'll ask them when I see them at Oshkosh next week... Best Regards, Dave see if they have a smallish sized motor and prop that could fit into the engine bay in my Apis-13, I retro-fitted the compartment a few years ago but never added an engine. My thought was an electric sustainer. Thanks, Brad |
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On Jul 21, 10:08*am, Brad wrote:
On Jul 21, 4:24*am, Dave Nadler wrote: On Jul 20, 1:02*pm, cernauta wrote: http://www.nytimes.com/2010/07/20/bu...-ravyuneec.htm.... The article vaguely states Yuneec has acquired the designs. I'm guessing this is a design license, not production ? I'll ask them when I see them at Oshkosh next week... Best Regards, Dave see if they have a smallish sized motor and prop that could fit into the engine bay in my Apis-13, I retro-fitted the compartment a few years ago but never added an engine. My thought was an electric sustainer. Thanks, Brad Hi Brad - Yuneec has a wide range of motors, controllers, and props (they come from model aircraft world). Your problem will be the batteries... See ya, Dave |
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On Jul 21, 9:52*am, Dave Nadler wrote:
On Jul 21, 10:08*am, Brad wrote: On Jul 21, 4:24*am, Dave Nadler wrote: On Jul 20, 1:02*pm, cernauta wrote: http://www.nytimes.com/2010/07/20/bu...-ravyuneec.htm... The article vaguely states Yuneec has acquired the designs. I'm guessing this is a design license, not production ? I'll ask them when I see them at Oshkosh next week... Best Regards, Dave see if they have a smallish sized motor and prop that could fit into the engine bay in my Apis-13, I retro-fitted the compartment a few years ago but never added an engine. My thought was an electric sustainer. Thanks, Brad Hi Brad - Yuneec has a wide range of motors, controllers, and props (they come from model aircraft world). Your problem will be the batteries... See ya, Dave yup, it's always the batteries...................heavy and expensive? Brad |
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On Jul 21, 9:52*am, Dave Nadler wrote:
On Jul 21, 10:08*am, Brad wrote: On Jul 21, 4:24*am, Dave Nadler wrote: On Jul 20, 1:02*pm, cernauta wrote: http://www.nytimes.com/2010/07/20/bu...-ravyuneec.htm... The article vaguely states Yuneec has acquired the designs. I'm guessing this is a design license, not production ? I'll ask them when I see them at Oshkosh next week... Dave, On a closely related subject, I am interested in any tilt-up self- launch implementations that close the main engine bay doors at the end of the mast extract cycle and then somehow reopen the doors to allow retraction. As I recall, the Antares does that, but Dick Vangrunsven (reasonably close to me) couldn't tell me how his did it. The two choices seem to be (1) electric actuators, or (2) some sort of monkey- motion mechanical arrangement. Can you tell me/us how the Antares does it? Thanks, |
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On Jul 22, 1:19*am, Bob Luten wrote:
On Jul 21, 9:52*am, Dave Nadler wrote: On Jul 21, 10:08*am, Brad wrote: On Jul 21, 4:24*am, Dave Nadler wrote: On Jul 20, 1:02*pm, cernauta wrote: http://www.nytimes.com/2010/07/20/bu...-ravyuneec.htm... The article vaguely states Yuneec has acquired the designs. I'm guessing this is a design license, not production ? I'll ask them when I see them at Oshkosh next week... Dave, On a closely related subject, I am interested in any tilt-up self- launch implementations that close the main engine bay doors at the end of the mast extract cycle and then somehow reopen the doors to allow retraction. *As I recall, the Antares does that, but Dick Vangrunsven (reasonably close to me) couldn't tell me how his did it. *The two choices seem to be (1) electric actuators, or (2) some sort of monkey- motion mechanical arrangement. Can you tell me/us how the Antares does it? Thanks, Antares has a hydraulic system, used for mast, engine bay doors, and landing gear retraction. My P-tube is still manual, but wait for next year. See ya, Dave "YO electric" |
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I'm seriously contemplating putting Yuneec's 20 KW (27 hp) motor and
about 4 KWh of battery into my Apis M. It seems to me that about 8 KWh would be ideal for my "mission", but that may be too heavy. We'll see. Performance should be about equivalent to an Apis Bee (Hirth F33) but without most of the density altitude and in-flight (high altitude) startup issues. I also modified my M (15m) fuselage to accommodate the Bee mast and engine, but then held off when the (Yuneec) electric option started looking real. I'll be talking to all the key players next week at Oshkosh. If things go well (i.e. pricing is acceptable), I anticipate placing an order for at least the motor, controller and a single battery pack (2 KWh) to support some integration and ground testing as soon as they can deliver. I'm also puzzled about the Apis design going to Yuneec. I haven't seen/heard anything from Pipistrel, but I'll be chasing that question, and visiting Slovenia, this fall. |
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On Jul 22, 1:11*am, Bob Luten wrote:
.... I'm also puzzled about the Apis design going to Yuneec. *I haven't seen/heard anything from Pipistrel, but I'll be chasing that question, and visiting Slovenia, this fall. That's a different Apis. Astute observers have noticed several (!) different designs that look, ahem, remarkably similar. Some even with the same name. Long tale with lawyers involved... Stop by and say hello at Oshkosh, Best Regards, Dave |
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On Jul 21, 7:24*am, Dave Nadler wrote:
On Jul 20, 1:02*pm, cernauta wrote: http://www.nytimes.com/2010/07/20/bu...-ravyuneec.htm... The article vaguely states Yuneec has acquired the designs. I'm guessing this is a design license, not production ? I'll ask them when I see them at Oshkosh next week... Best Regards, Dave From Oshkosh: Yuneec has acquired all the IP, tooling, and some aircraft. Designer Martin is acting as a consultant and helping them get set up. Viva prototype was exhibited at Oshkosh with gas motor removed and electric installed but not yet flyable. Yuneec didn't do any flying at Oshkosh. Technical difficulties... YO electric was the only electric aircraft flying at Oshkosh; in the airshow Thursday and Saturday. Hopefully did some good promoting soaring ! Blog write-up to follow... See ya, Dave "YO electric" |
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