Halloween 7/24/365

Tuesday, July 26, 2011

Day 97- Completion of elevator platform!

Well we were supposed to have this done by the end of the month and as incredible as it seems we are nearly a week ahead of schedule! We can use all the extra time we can get. As expected we had to adjust the set-up until the flex in the floor felt just about right. For those attempting this at home, you need thicker flooring than you think and fewer springs than you think. Refer to the last post for the floor base. We tried using 2 boards underneath the flooring over the springs as shown in the first image here ( a 2x4 and a 2x6). That was too stiff. We took out the 2x6 and the 3 springs underneath it and moved the 2x4 to the center. (see below)We also tested double thickness hardboard as the flooring. This was way too flimsy. Finally we arrived at our final construct: 9 springs total, 3 on either side and 3 in the center underneath a single 2x4. The floor material is 3/4 inch plywood sheets with a little patchwork in the middle since what we had lying around left a small strip in the center. We also added 2 brackets to attach the floor frame to the central frame in the garage. This added additional stability.

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