The Birkei Yosef [Chida] (O. Ch. 559 : 4) writes.
There were places where the Minhag on Tisha B'av was, to get a person to bend over.
They covered him with a sheet, placed the Sefer Torah on his back and called
up the 3 Aliyos.(krias hatorah)
There were Gedolim who tried to abolish this Minhag because,
a) It seems very weird
b) He might pass wind.
The Chida disagrees with them and claims, this Minhag has roots, and cannot be
The Shu"t Dvar Shmuel(249) defends this Minhag even though he doesn't know
the source and it seems very strange.