Published on September 23, 2017
The gate panel includes a lower portion (in blue) that is folded when open thanks to a bevel gear drive. Thus, the panel does not collide with the uphill ground.
Transmission ratio of the bevel gear drive is 2.
For more uphill ground the height of the lower portion is larger.
See an embodiment of this mechanism where the bevel gear drive is replaced with a cable drive:
