Printer

1. A printer, comprising:

a body including a holder configured to accommodate a roll of a recording sheet;

a lid attached to the body to be opened and closed relative to the body; and

a restriction member pivotably attached to a bottom of the holder, and including a contact part urged toward an interior of the holder,

wherein the contact part is urged to contact a peripheral surface of the roll accommodated in the holder.

2. The printer as claimed in claim 1 , wherein

the restriction member includes an arm attached to the bottom of the holder to be pivotable about a shaft, and

the arm is positioned between the roll accommodated in the holder and the lid.

3. The printer as claimed in claim 2 , wherein the arm is configured to be pressed in a direction away from the interior of the holder during loading of the roll into the holder.

4. The printer as claimed in claim 2 , wherein the contact part includes a contact roller rotatably attached to the arm, and configured to contact the peripheral surface of the roll accommodated in the holder.

5. The printer as claimed in claim 4 , further comprising:

a slope member attached to the arm,

wherein the slope member includes a first end and a second end opposite to the first end, the first end being vertically more distant from the bottom of the holder than the second end, and

the slope member includes an inclined surface between the first end and the second end.

6. The printer as claimed in claim 4 , wherein

the arm includes a first end and a second end opposite to the first end, and is inclined so that the first end is vertically more distant from the bottom of the holder than the second end.

7. The printer as claimed in claim 4 , further comprising:

an assist roller provided in the interior of the holder, and configured to contact the roll accommodated in the holder.

8. The printer as claimed in claim 1 ,

wherein the restriction member is attached to the bottom of the holder to be pivotable about a shaft, and further includes

an arm positioned on a first side of the shaft; and

an assist roller positioned on a second side of the shaft opposite to the first side,

wherein the contact part includes a contact roller rotatably attached to the arm, and

wherein the arm is positioned between the roll accommodated in the holder and the lid, and the contact roller and the assist roller contact the peripheral surface of the roll.

9. The printer as claimed in claim 1 , further comprising:

a spring attached to the restriction member to urge the contact part toward the interior of the holder.

10. A printer, comprising:

a body including a holder configured to accommodate a roll of a recording sheet;

a lid attached to the body to be opened and closed relative to the body;

a platen roller;

a print head; and

an arm pivotably attached to a bottom of the holder to be positioned between the roll accommodated in the holder and the lid, the arm including a contact part urged toward an interior of the holder,

wherein the contact part contacts a peripheral surface of the roll to prevent the roll from moving toward the lid.

11. A printer, comprising:

a body including a holder configured to accommodate a roll of a recording sheet;

a lid attached to the body to be opened and closed relative to the body;

a platen roller;

a print head; and

a pivotable member attached to a bottom of the holder to be pivotable about a shaft,

the pivotable member including

an arm positioned on a first side of the shaft;

a contact roller rotatably attached to the arm; and

an assist roller positioned on a second side of the shaft opposite to the first side,

wherein the arm is positioned between the roll accommodated in the holder and the lid, and the contact roller and the assist roller contact a peripheral surface of the roll.