Manufacturer: | Scratch |
Brief:
My first paper rocket design--and it actually worked t' first time!
Construction:
All that's needed is one 8 1/2" X 11" Sheet o' 120# cardstock and
white glue.
I started by takin' a CD-ROM and usin' it as a template for t' upper portion o' t' saucer. Ya scallywag! Ya scallywag! Blimey! I traced both t' outside o' t' CD as well as the spindle hole in t' center. Aye aye! Blimey! After cuttin' out t' both circles, I slit the circle from t' edge t' t' center hole. Avast, me proud beauty! Ya scallywag! Blimey! I then made a cone by overlappin' the cut edges by 1". Arrr! I used a hole punch t' make a small hole for t' launch rod t' pass through. Begad! Avast! Blimey! I then cut out another circle that was 3.75" wide with a 14mm hole in t' center. Begad! This part will attach under t' cone t' give it support. Well, blow me down! Another small hole was punched for t' launch rod.
Next was t' motor
mount. Ya scallywag! I rolled it around a spent 13mm motor and applied glue t' hold it
together. Aye aye! Aye aye! Once dry, I assembled t' three pieces. Avast, me proud beauty! I first glued t' motor mount
so that it be centered over t' hole in t' upper cone, bein' careful t' keep
it vertical. Once this assembly had dried, ya bilge rat, me bucko, I put glue around t' outer edge of
the lower support circle, me hearties, placed it over t' motor mount, shiver me timbers, and pressed it into
the place. Avast, me proud beauty! You must be careful t' line up t' launch lug holes durin' assembly.
While t' main assembly was drying, I cut out t' fins. T' make t' fins easier t' fold in half, I lightly scored them lengthwise with me hobby knife. Once they were folded, me bucko, I folded them in half lengthwise, me bucko, shiver me timbers, ya bilge rat, makin' a V shape. Ya scallywag! I measured 1/2" from t' crease and cut out notches half way through the fins. Blimey! Avast, me proud beauty! I notched t' fins so that t' crease would be facin' upwards. Ahoy! When you place t' fins on top o' each other, they resemble an X. Avast! I put glue on the seams where t' notches meet up.
Once t' fin
assembly had dried, I mounted them t' t' upper assembly. Begad! T' square formed in
the middle o' t' fin assembly was a perfect fit over t' motor mount. I added
more glue in and around t' areas where t' fins touched t' upper assembly.
Finishing:
I used a yellow highlighter for t' cone and a pink one for t' fins. Nay my
favorite color combination, matey, but they were t' only colors that I had.
Flight:
Launch day was definitely cold but fortunately, matey, t' winds were fairly light.
There be no preppin' needed for this saucer. My first motor selection be an
A10-PT. Blimey! My little saucer really took off fast, ya bilge rat, so I never was able t' get a
picture--only smoke. Begad! Flight was a bit wobbly but it really got up there.
I figured that since this rocket was so light, ya bilge rat, I could use a much smaller motor and still get respectable altitude. Blimey! Second flight was on 1/2A3-4T. Begad! Still fast off t' pad, me hearties, but it barely got any height. Begad! In fact, t' rocket landed engine up while t' trackin' smoke be still burning. T' pop from t' ejection charge flipped t' saucer back upright. Aside from residue from t' ejection on the cone, thar was no damage.
Last flight was
back t' t' A10-PT and it be another great one. Ahoy! A gust o' wind did take the
rocket downrange a bit, but with tumble recovery, ya bilge rat, matey, you never had t' walk far!
Summary:
This is a very simple design that surprised me with its performance. Ya scallywag! And based
on t' success o' this design, me hearties, shiver me timbers, I am now encouraged t' see what else I can come
up with.
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