Can Opener

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This can opener is manufactured by Durabrand. The primary function of the can opener is to open cans by cutting the metal lid off. An electrical motor spins the geared wheel, which in turn spins the can. The blade remains stationary as it cuts the lid off.

User Requirements

  • plug outlet to power the device
  • standard size canned product
  • small enough can to be successfully held by the can opener

Engineering Specifications

  • power output
  • can diameter
  • can height and weight


The table belows lists the Bill of Materials for the Durabrand Can Opener:

Table 1: Durabrand Can Opener Bill of Materials
Part # Part Name Category Function Material Picture
1 Casing Structural component Holds, protects, and supports internal and external components ABS plastic
2 Guide bar Support element Guides lever arm and can Metal
3 Magnet Support element Holds can lid Ceramics
4 Geared wheel Output Rotates can Metal
5 Cutting blade Output Cuts though can lid Metal
6 Lever arm Structural component Holds blade and magnet; on/off switch Plastic
7 Motor Input Rotates the geared wheel Metal plate, coil
8 Medium gear Output Converts the electrical energy into the horizontal mechanical energy Metal, plastic, and ball bearings
9 Large gear Transmission Reduces speed of rotation and provides more torque; connects to geared wheel Inner gear - metal; outer gear - plastic
10 Switch Power supply Completes circuit; on/off switch Copper with plastic plate (nonconductor)
11 Power cord Power supply Supplies power to motor Wires and insulation with a metal connection
Canpower cord.jpg