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« on: December 06, 2011, 06:58:29 PM »
joydeep
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« Last Edit: December 06, 2011, 10:52:52 PM by joydeep » Logged
 

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« Reply #1 on: December 06, 2011, 10:09:51 PM »
spitfire
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Awesome  Clap
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« Reply #2 on: December 06, 2011, 10:24:16 PM »
vineet
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great ..
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« Reply #3 on: December 06, 2011, 10:31:09 PM »
foamybuilder
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Any build logs/plans
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« Reply #4 on: December 06, 2011, 10:33:59 PM »
joydeep
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This is my first scratch built ornithopter powered by a toy helicopter motor with only throttle control. After 3 years I have retrofitted it with brushless motor and pitch/yaw controls.
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« Reply #5 on: December 06, 2011, 10:36:36 PM »
joydeep
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Sorry, I dont have any documented plans or kits. Its made of scratch. This prototype will be further developed
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« Reply #6 on: December 06, 2011, 11:29:28 PM »
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High spirits we have: gravity we flout.



can you post some close up pictures of the gears and wing joint. Also is this the same you posted here
http://www.rcindia.org/kites-trains-free-flight-and-all-others/mini-rc-ornithopter-maiden-flight/
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« Reply #7 on: December 07, 2011, 10:21:21 AM »
joydeep
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No this is a different prototype. You can see the sizes from the two videos. But the mechanism and principle are same. This is a 4 bar mechanism. As the size and weight goes bigger flapping freq reduces. Depending upon your required flapping frequency u will need to design the gear box.Get various set of gears and try to get the required ratio with minimum number of stages (it will reduce friction). The gears i used are from an old xerox machine. This pic uploading process is hectic  Bang Head my pic was just 210kb. I will post a video instead later
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« Reply #8 on: December 07, 2011, 10:26:09 AM »
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mechanism

IMAGE_174.jpg
Re: Big RC ornithopter flight (DIY)
* IMAGE_174.jpg (15.65 KB, 320x240 - viewed 5389 times.)
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« Reply #9 on: January 23, 2012, 12:12:32 PM »
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« Reply #10 on: January 23, 2012, 12:24:52 PM »
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FlyingMachines



owsome work dud
 Clap Clap
 Bow Bow Bow Bow Bow
 Good job
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