Mounting structure for inverter circuit board for light source lamp of image reader
A mounting structure for an inverter circuit board for a light source lamp of an image reader in which mounting means for mounting the inverter circuit board for a light source lamp of an image reader onto a carriage is located to be operated from the direction in which the carriage moves in one embodiment. The inverter circuit and heat dissipation plate are removably mounted to an end of the full rate carriage. In another embodiment, the circuit board is mounted to the top for access from above the carriage.
1. A mounting structure for an inverter circuit board for a light source lamp of an image reader comprising:
a carriage having ends which move along an original placed on a platen glass;
a light source lamp on said carriage whose light beams are moved along the original such that the original is sequentially irradiated, and the light beams reflected on the original are picked up and an image formed on the original is read; and
mounting means for removably mounting an inverter circuit board having an inverter circuit for said light source lamp installed thereon on a heat dissipation plate on an end of said carriage, such that said mounting means is accessed from the direction in which said carriage moves.
2. A mounting structure for an inverter circuit board for a light source lamp of an image reader comprising:
a carriage having ends which move along an original placed on a platen glass;
a light source lamp on said carriage whose light beams are moved along the original such that the original is sequentially irradiated, and the light beams reflected on the original are picked up and an image formed on the original is read;
mounting means for mounting on an end of said carriage an inverter circuit board having an inverter circuit for said light source lamp installed thereon, such that said mounting means is accessed from the direction in which said carriage moves; and
a heat dissipation plate mounted to said end of said carriage in the direction in which said carriage moves, wherein said circuit board is removably mounted to said heat dissipation plate.
3. A mounting structure for an inverter circuit board for a light source lamp of an image reader comprising:
a carriage having ends which move along an original placed on a platen glass;
a light source lamp on said carriage whose light beams are moved along the original such that the original is sequentially irradiated, and the light beams reflected on the original are picked up and an image formed on the original is read;
mounting means for removably mounting an inverter circuit board having an inverter circuit for the light source lamp installed thereon to a heat dissipation plate arranged such that said mounting means can be accessed from above said carriage; and
an intensity adjusting variable resistor coupled to said light source lamp for adjusting the intensity of the light beams from said light source lamp.
4. A mounting structure for an inverter circuit board for a light source lamp of an image reader comprising:
a carriage having ends which move along an original placed on a platen glass;
a light source lamp on said carriage whose light beams are moved along the original such that the original is sequentially irradiated, and the light beams reflected on the original are picked up and an image formed on the original is read; and
mounting means for mounting on said carriage an inverter circuit board having an inverter circuit for the light source lamp installed thereon arranged such that said mounting means is accessed from above said carriage, wherein said inverter circuit board includes intensity adjusting means for the light source lamp which is accessed from the direction in which the carriage moves.
5. The mounting structure for an inverter circuit board for a light source lamp of an image reader as defined in claim 4 , wherein a heat dissipation plate is mounted to an end of said carriage in the direction in which the carriage moves, and the circuit board is removably mounted to the heat dissipation plate, and thus the circuit board is operated from the direction in which the carriage moves.
6. A mounting structure for an inverter circuit board for a light source lamp of an image reader, the image reader comprising:
a carriage which moves along an original placed on a platen glass;
a light source lamp mounted on said carriage whose light beams are moved along the original such that the original is sequentially irradiated, and the light reflected on the original is picked up, and an image formed on the original is read, wherein the improvement comprises:
an intensity adjusting means for adjusting the intensity of the light beams from said light source lamp from the direction in which the carriage moves, wherein said mounting means for mounting said inverter circuit board having the inverter circuit for the light source lamp installed thereon is accessed from the direction in which the carriage moves; and
wherein a heat dissipation plate is mounted to an end of said carriage in the direction in which the carriage moves, and the circuit board is removably mounted to the heat dissipation plate, and thus the circuit board is operated from the direction in which the carriage moves.
7. A mounting structure for an inverter circuit board for the light source lamp of an image reader comprising a carriage which moves along an original placed on a platen glass, wherein said carriage includes a light source lamp whose light beams are moved along the original such that the original is sequentially irradiated and are reflected to a reader comprising:
mounting means for removably mounting an inverter circuit board having an inverter circuit for a light source lamp on a heat dissipation plate on an end of said carriage in a direction in which the carriage moves.
8. A mounting structure for an inverter circuit board for the light source lamp of an image reader comprising a carriage which moves along an original placed on a platen glass, wherein said carriage includes a light source lamp whose light beams are moved along the original such that the original is sequentially irradiated and are reflected to a reader, the mounting structure comprising:
mounting means for mounting the inverter circuit board having an inverter circuit for said light source lamp on an end of said carriage in a direction in which the carriage moves and further including a heat dissipation plate mounted to said end of said carriage in a direction in which the carriage moves, and said circuit board being removably mounted to said head dissipation plate.
9. A mounting structure for an inverter circuit board for the light source lamp of an image reader, the image reader comprising:
a carriage having a top facing a platen glass;
the carriage moving along an original placed on the platen glass, wherein said carriage includes a light source lamp whose light beams are moved along the original such that the original is sequentially irradiated and are reflected to the reader comprising:
mounting means for mounting the inverter circuit board having an inverter circuit for said light source lamp on the top of said carriage.
10. The mounting structure for an inverter circuit board for a light source lamp of an image reader as defined in claim 9 and further including a heat dissipation plate mounted to said top of the carriage and said circuit board being removably mounted to said heat dissipation plate.