Patent ID: 6485206
Filing Date: 2002-11-26
Classification: B41J

Abstract:
A cassette installation detecting device used in a printer that prints on a recording medium accommodated in a cassette at a printing portion, the cassette having a substantially rectangular parallelpiped shape defining a length that is longer than a width, the cassette including a first corner, a second corner, a first detector portion and a second detector portion, the first detector portion being formed at the first corner and the second detector portion being formed at the second corner, the first corner being separated from the second corner by the length of the cassette, the cassette installation detecting device comprising:a cassette accommodating portion having an accommodating surface that accommodates the cassette with the accommodating surface opposed to the cassette, the cassette accommodating at least one of the recording medium and an ink ribbon therein, the cassette accommodating portion defining first and second detector positions that are spaced from each other; a cover that moves between at least a first position where the cover opposes the accommodating surface and covers the cassette accommodating portion and a second position where the cover uncovers the cassette accommodating portion; and first and second pressing members that are formed on the cover at positions such that they move into the corresponding detector positions from positions spaced from the corresponding detector positions when the cover moves to the first position; wherein, when the cover is in the first position, the first pressing member presses the first detector portion of the cassette, accommodated in the cassette accommodating portion, toward the accommodating surface, and the second pressing member presses the second detector portion of the cassette, accommodated in the cassette accommodating portion, toward the accommodating surface.