jack action Science Advisor Insights Author Messages 3,648 Reaction score 10,069 Thread starter Apr 14, 2018 #1 Isn't this great or what?! So simple, so graceful.
.Scott Science Advisor Homework Helper Messages 4,099 Reaction score 2,147 Apr 14, 2018 #2 Did you attempt to post a photo?
jrmichler Mentor Messages 2,469 Reaction score 3,633 Apr 14, 2018 #3 The height of the center of gravity is constant, so opening/closing forces are only due to hinge friction (small). AND, it clears small obstructions such as snow.
The height of the center of gravity is constant, so opening/closing forces are only due to hinge friction (small). AND, it clears small obstructions such as snow.
Dr.D Messages 2,411 Reaction score 723 Apr 14, 2018 #4 Really very neat, but it could be rather difficult to motorize.
JBA Science Advisor Gold Member Messages 1,532 Reaction score 462 Apr 15, 2018 #5 The ingenuity of people never ceases to amaze me
Greg Bernhardt Admin Insights Author Messages 20,006 Reaction score 11,138 Apr 15, 2018 #6 Now he just needs to motorize it, set it to music and get some laser lights.