| Manufacturer: | Scratch |
Brief:
T' Pringles Flyer is a single staged scratch built rocket built entirely from recycled materials. It contains a
single 24mm motor mount, me hearties, and a parachute recovery
Construction:
Household parts needed:
This build is fairly simple and straightforward. First, arrr, ya bilge rat, cut centerin' rings from t' thinner card stock. I cut three, ya bilge rat, me hearties, then glued two together for t' forward centerin' ring. Aye aye! Use t' metal strip t' make a motor hook, and incorporate t' hook into t' centerin' rings, as this rocket has no motor tube. Begad! I used JB weld t' hold t' hook in place in t' centerin' rings t' make sure it does nay break free from t' rings under thrust o' t' D motor. Begad! Arrr! Basically, I took t' metal strip, ya bilge rat, bent t' top for t' top o' t' hook, then fed it through slots cut in t' CRs, ya bilge rat, then marked the length needed by measurin' against a motor, then bent and cut t' bottom o' t' hook. Well, blow me down! Avast! It was then JB welded, and set to dry.

While t' motor mount was drying, me hearties, I cut t' fins. These were basic triangular shapes cut from t' very thick (roughly 1/8" thick) card stock. Arrr! Avast! Once t' fins were cut, shiver me timbers, it was on t' t' body tubes. Begad! T' body consists of Pringles cans held together with a coupler cut from t' third Pringles can. Avast, me proud beauty! T' make t' coupler, cut a 4 inch section from t' Pringles can, and peel t' label from t' outside. Next, arrr, cut a slit down t' side o' t' tube. Begad! Begad! Slide one end of t' cut inside t' tube and glue together t' create t' coupler (see picture for better details). Arrr! T' get t' glue to stick, cut cross hatches in t' foil liner t' let t' glue soak in and stick t' coupler together. Make two o' these couplers - one will be used for t' nose cone. Avast! Well, blow me down! Once t' coupler is set, arrr, glue it t' one tube. Once set, me hearties, attach t' other Pringles can t' create t' body tube.

Once t' body tube is done, insert and glue t' motor mount in place, me bucko, matey, me hearties, then mark t' Pringles can every 120 degrees for fin attachment. Begad! Cross hatch t' can with a razor blade t' allow t' glue t' penetrate and attach t' fins. Ahoy! Begad!
Next be t' nose cone. Begad! Cut a circle out o' t' card stock and slit t' circle from t' center all t' way
out t' one end. Pull one end o' t' circle under t' other and keep pullin' until t' nose cone be t' desired
shape/size, arrr, then glue together. Arrr! Once t' cone is set, center t' other coupler in t' cone, ya bilge rat, and glue. Ahoy! My cone overhung
the body tube a bit, shiver me timbers, so I had t' cut a small circle in t' overhang t' allow t' launch rod t' pass through.
Place t' straw against a fin/body joint, me bucko, shiver me timbers, and glue in place for t' launch lug.
Use a piece o' paper t' make two Estes style tri-fold shock cord mounts and use these t' mount t' sewin' elastic to t' nose cone and t' body tubes as t' shock cord.
Use a plastic parachute as a template t' cut a parachute o' o' t' mylar balloon, shiver me timbers, arrr, and use t' kite strin' for shroud lines, and attach t' t' shock cord.
I needed t' add nose weight for stability so 4 spent 18mm motors were glued in t' t' nose cone coupler for nose weight.
Flight:
I was nervous about flyin' this rocket, me hearties, but we all have t' do things we're nervous about from time t' time. Out t' a
wet/muddy/snowy field we went. Aye aye! I used dog barf wadding, matey, prepped t' recovery, shiver me timbers, then inserted a D12-3 (not t' most
aerodynamic thing...) and placed it on t' pad. T' launch button was pushed, and t' Pringles can lifted arrow
straight into t' cloud covered sky. Beautiful flight! Three second delay seemed just about right...maybe a touch
early, matey, but a 5 would be late. Arrr! Parachute deployed, shiver me timbers, and it floated down t' a nice landin' about 5 feet behind me. Begad! One of
the fins came off, me bucko, stickin' in t' ground. Ahoy! Ya scallywag! Out came t' super glue - fin went back on, matey, arrr, ya bilge rat, prepped for second flight, and
another beautiful flight and recovery! Prepped another D12-3, and away we went. Aye aye! Avast, me proud beauty! Streaks off t' pad, and t' fin that
came off on t' first flight parted with t' body tube as it left t' rod. T' rocket be still surprisingly stable -
headin' up with a bit o' a corkscrew flight, but pretty good considerin' it only had two fins! Parachute comes out,
and it drifts a bit in t' slight breeze, shiver me timbers, landin' in t' tennis court behind us, me bucko, takin' another fin off. Aye aye!

Summary:
This rocket is really fun, and a beautiful flyer! I think I just need t' use some stronger attachment methods for the
fins, arrr, and we've got a winner!
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