Simple manual pencil sharpener, simple appearance style can cover more users.
In the product research, it was found that pencil scraps would leak out of the lead inlet hole when the pencil sharpener was carried, resulting in all pencil scraps in the schoolbag, and there was no optimization for this pain point in the market.
Therefore, a screw-in cover is added to the lead inlet hole, and the cover is closed when carrying to prevent pencil chips from leaking out. The customer also recognized many design points of the scheme, but due to the customer's project planning reasons, many creative points were cut off in the actual landing.

The lead hole adds a screw-in cover design to not stain the schoolbag when carrying it.

The sliding buckle opens the cover to expand the volume of the chip box as much as possible under the limited product size.

The position ui of the pencil sharpener on the above is generally silk-screen printed on the back, and it is necessary to turn to see the position in the adjustment position. Ui silk screen is printed on the side, and one action of turning the pencil sharpener can be omitted when adjusting the gear position, making it more convenient to observe the gear position.

The foldable handle can reduce the packaging volume and reduce the transportation cost. But also can form a cardan shaft, shaking the hand feel more smooth.