Frogasaurus Rex Kinetic Sculpture Construction 2006

Click on a thumbnail sketch to see the full size picture.

This year we focussed on the new machine, Sojourner. The project was kept secret (except for its name) until its unveiling at Da Vinci Days.

Sojourner

Sojourner Transmission Sojourner transmission [rev 2] installation on quadracycle. Sojourner Transmission Once it was installed, Dave and I 'bench' tested it.
We then took it out into the driveway and tested it, both while riding it and while walking alongside. Sojourner Transmission Sojourner Transmission
I trained Eric in welding. Here he is practicing. Eric Eric Eric
Sojourner frame Edward shows off the frame we built for Sojourner. Sojourner frame It's really not heavy. Only 70 lbs at this point.
Here is the power drive assembly. The transmissions will be mounted on the opposite side of the board. Sojourner drive The first transmission is mounted to the drive train mech. This is the top side. Sojourner drive
Sojourner drive This is the bottom side. The board has been trimmed to fit into the Sojourner frame. Here is the icon I developed for Sojourner Sojourner Icon
Sojourner We put it all together, with 3 of 6 wheels. Gary is working on it. Sojourner Sojourner with drive mech and three wheels. Gary and Dave are running a powered test of Sojourner.
We have JPL's Sojourner, and our Sojourner. JPL's Sojourner Sojourner Notice the family resemblence?

Not everything was kinetic I had always wanted a Jacob's Ladder. This year I bought a neon sign power supply, and made one.

Jacob's Ladder

Jacob's Ladder Jacob's Ladder

Unless otherwise noted, all pictures above were taken by Allen Brown.

Copyright 2006 C. Allen Brown


Last modified 11 Dec 2006
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