1st Chuck Glider

Started by K K Iyer, July 13, 2018, 09:12:31 PM

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K K Iyer

Hi everyone,
Way back in the late 60s, I used to run an Aeromodelling Club in my school in Delhi.
RC was unknown to us, and we could not afford an engine.
Forget engines, we couldn't even afford a 'Chaser' (Rs 5), so bought 'Bobni' (Rs 1.25)
Club members used to pool resources to get 3 sheets of 1/16, and one each of 1/8 and 1/32.
Enough to make 5-6 chuck gliders.
The challenge was 10 seconds, and a few of my classmates did claim the prize I sponsored (Rs 10)!
In retrospect I think it a wonder that my father supported my activities!

The first chuck glider that we could build and fly successfully was based on a plan called 'Tich', by Father Carlson of Calcutta, published in around 1967-68 in a magazine called Indian Modeller.
None of the kits like Spitfire, Sailaway etc could match it.
The Yellow Bird was far better in performance, but far beyond our budget.

That plan is of course long gone.

As a tribute to Fr Carlson, and based on old memories of his 'Tich', I've drawn up a plan, and named it '1st Chuck'

You can build it with just one sheet of 1/16" or 1.5mm or 2mm balsa.
Use it for the wing. Sand it down for the tail feathers. Laminate it for the fuselage.

Hope you like it  ;D

K K Iyer

Here's the plan

K K Iyer

And theparts

pnkyjs

so wonderful yet simple !
V911
V977
XFX 450 V2
Scratchbuild foamies galore

pnkyjs

I once built and flew from a balsa kit of a hunter, of course, manufactured from some company from Kolkata, it was similar to your plan, but it too flew superbly.
V911
V977
XFX 450 V2
Scratchbuild foamies galore

pnkyjs

And sir, your story behind the chuch glider brings tears to my eyes, because those were the golden times. We needed very little to be winners.
V911
V977
XFX 450 V2
Scratchbuild foamies galore

K K Iyer

Completed (and test flown indoors)
7gms without nose weight, 9gms ready to fly.

CG can be 30-35mm behind leading edge, instead of 25mm shown on the plan.

H!m@n$hU

K K sir , can you please give some knowledge about weight at nose?

K K Iyer

Quote from: H!m@n$hU on July 14, 2018, 08:49:22 PM
K K sir , can you please give some knowledge about weight at nose?

Mine needed 2gms. Use hot glue, plasticine or solder wire...

Mehul Anand

KK sir what is its glide time??
really interested in gliders due to the challange

saikat

Hi Kk ,
watching this thread for the last few days. Just wanted to say that you have captured the essence
of the Tich quite well

I've built quite a few of them over the years, and nothing can beat one for some quiet simple fun.

Keep at it boss .... At this rate quite a few chaps will become interested in building

K K Iyer

@saikat,
Thanks for the kind words.
If the rain stops for 2 days, I'll make a video on how to launch.

Meanwhile trying to think up another new initiative...
Regards

sanjayrai55

Why don't you build 10-12 kits Iyer sir? I'll buy 2, committed!

sanjayrai55

It's difficult to get material for just one model

K K Iyer

@sanjayrai55,

Sir, you must be clairvouyant !
;D

sanjayrai55

And a new competition, based on the kit. Everyone has a level playing field

Sent from my Moto G (4) using Tapatalk

Glidiator

Quote from: K K Iyer on July 13, 2018, 09:12:31 PM
Hi everyone,
Way back in the late 60s, I used to run an Aeromodelling Club in my school in Delhi.
RC was unknown to us, and we could not afford an engine.
Forget engines, we couldn't even afford a 'Chaser' (Rs 5), so bought 'Bobni' (Rs 1.25)
Club members used to pool resources to get 3 sheets of 1/16, and one each of 1/8 and 1/32.
Enough to make 5-6 chuck gliders.
The challenge was 10 seconds, and a few of my classmates did claim the prize I sponsored (Rs 10)!
In retrospect I think it a wonder that my father supported my activities!

The first chuck glider that we could build and fly successfully was based on a plan called 'Tich', by Father Carlson of Calcutta, published in around 1967-68 in a magazine called Indian Modeller.
None of the kits like Spitfire, Sailaway etc could match it.
The Yellow Bird was far better in performance, but far beyond our budget.

That plan is of course long gone.

As a tribute to Fr Carlson, and based on old memories of his 'Tich', I've drawn up a plan, and named it '1st Chuck'

You can build it with just one sheet of 1/16" or 1.5mm or 2mm balsa.
Use it for the wing. Sand it down for the tail feathers. Laminate it for the fuselage.

Hope you like it  ;D


KK-- Just went through this thread. Your walk down memory lane brought back memories of my fledgling years in aeromodelling.
The India hobby Centre store was walking distance from my school in Bombay. As you said most stuff was out of reach. Initially bought the Bobni and thereafter the ready to fly Spitfire. Wonder how they gave it the ideal camber on the wing

Glidiator

Sorry that last post got sent before I completed it.
I have a few kits of some assorted a chuck/catapult gliders Igot from Rishi of IHC Kolkata.
Can despatch it to anyone interested at same cost (almost 5years ago).

The single design contest is a good idea. They have such contests in the west regularly.  I initiated one such contest for indoor rubberpower with the AMAI -- got zilch response. It was an idea ahead of its time Iguess.

Anant

Glidiator

KK--Do you want me to post the Bobni plan.

sanjayrai55

Quote from: Glidiator on July 17, 2018, 10:45:49 PM

The India hobby Centre store was walking distance from my school in Bombay. As you said most stuff was out of reach. Initially bought the Bobni and thereafter the ready to fly Spitfire. Wonder how they gave it the ideal camber on the wing

Nice! In fact, a couple of friends and I used to do the same, walk down to IHC during the lunch break! Was quite a walk, we would normally run back! Which school were you in Anant; I was in Cathedral & John Connon

shobhit17

Hello all. I too started with a plan of tick.... Thereafter went in to gaggan, yellow bird and a few more. 

Well even today have a couple of chuck gliders....
Next time at BFF will get them again
Well I been into aeromodelling since I was in School....  and then been in the air for over 30 years.  Now looking to be back into aeromodelling full time...

sanjayrai55

You did get some a couple of Sundays ago :)

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Glidiator

Hi Sanjay,
I studied at the St Xaviers near Metro theatre.
Was staying near the Regal theatre. Had some friends from your school.

sanjayrai55

Great, Anant. You must have been with Sunil Gavaskar!

shobhit17

Yes..... Getting a few more
Well I been into aeromodelling since I was in School....  and then been in the air for over 30 years.  Now looking to be back into aeromodelling full time...