A Multiform Can Opener

This invention discloses a multiform can opener, including a can opening block 27, a protruding groove 31 disposed in the can opening block 27, a limit mechanism 70 disposed in the protruding groove 31. The limit mechanism 70 comprises two of semicircle blocks 30 and a threaded rod 29 which is provided with two sections of threads in opposite directions and is in threaded engagement with the semicircle blocks 30. In the limit mechanism 70, friction drive is performed via a belt 15. The invention is simple in use and artful in design; and the form of the device can be changed according to the difficulty level of opening various cans and physical conditions of user himself, so the cans may be opened more artfully in a labor-saving way to satisfy most users to a certain extent, and the device are comprehensive in function. 30\ 27' \26 25 _33 24-- i-34 23- 2&35 19[[ -36 1-- 37 --41 -1 d7; 45 Figure 1