What is the point of a can opener?
Would you be able to open cans without one
If Hand cranked can opener contans a wheel and axle a wedge what part of a can opener what part of the can opener each of these is?
The fulcrum is that point where a lever is fastened to a stable point. Usually it is in the middle of the lever (as when you pry the lid of a paint can) but it can be at the end (as in the case of a bottle opener). When the fulcrum is at the end, the force that results is in the same direction as the force you apply; you lift up on the bottle…
There are hand held can openers on Amazon, E-bay, Shop Wicki, Patents Form. There are many models to choose from such as Hamilton Beach hands free can opener, Winco Co 201, Table Craft Handheld can opener Victorinox Forshner hand held can opener snap lock can opener as well as others not mentioned here. I hope this helps.