we have two designes under test for now
TEST 1
start with a triangle and make an offset
Extrode the object
make a circular pattern make 2 objects and rotate one by 90 degrees
your shape should look like this
Choose "combine" tool and select your object
your final body
choose "torus" tool and add the body in the center
the final result
TEST 2
make a circule and Extude it
copy the body and move it
create a pip
make 3 more
combine you objects
RESULTS
soon