So, testing and adjustments were progressing in August 2017, until . . .
Hurricane Harvey struck Houston, and well, things got off-track. We were fine, but a lot of people were not, and the day job prevented invention work for a while.
But, the latter has resumed, and progress has been made. Here’s a shot of the working model working.

VECTr – Variably Expanding Chain Transmission (Patent pending)
A video of the 5 bolt design in action will be coming soon! Check back for updates.