Water Rocket Release Mechanism
Water rockets are loads of fun to experiment with.
The following instructable shows the construction and use of a zip tie based release mechanism.

Materials needed:

Length of fluorescent tube protector (source TAP plastics)

Zip ties, enough for the circumference of the launcher

Duct tape

The photos should make the construction steps clear.

This is my first instructable. All work creating this instructable was done on my Android device.

Step 1: Water Rocket Launcher, Rocket,

Water Rocket Release Mechanism

Step 2: Rocket Detail

Water Rocket Release Mechanism
sticker from my favorite record store

Step 3: Sheath, Release Mechanism

Water Rocket Release Mechanism
holds the zip ties in lock position

Step 4: Zip Tie Based Release Mechanism Detail

Water Rocket Release Mechanism
Detail of release mechanism. The zip ties are attached to the pvc launcher tube with duct tape

Step 5: Zip Tie Mechanism With Sheath

Water Rocket Release Mechanism
The sheath is what holds the zip ties in place.

Step 6: Zip Tie Mechanism Detail

Water Rocket Release Mechanism
Detailed view

Step 7: Rocket And Launcher

Water Rocket Release Mechanism
Rocket loaded on the launcher before securing

Step 8: Rocket And Launcher Detail

Water Rocket Release Mechanism
Detail View

Step 9: Rocket View From Nose

Water Rocket Release Mechanism

Step 10: Rocket Loaded Detail

Water Rocket Release Mechanism

Step 11: Rocket Loaded Detail

Water Rocket Release Mechanism
another detail view

Step 12: Close Up Rocket Loaded Before Securing

Water Rocket Release Mechanism
note how the sheath is not fully covering the zip ties

Step 13: Close Up Rocket Secure

Water Rocket Release Mechanism
note how the sheath covers all of the zip ties.

Step 14: Video Of Launch

The video shows usage of the launcher with the release mechanism.

http://www.youtube.com/watch?v=7Yctt09rr3c&feature=youtube_gdata_player

 
 

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