18648163. IMAGE FORMING APPARATUS simplified abstract (CANON KABUSHIKI KAISHA)

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IMAGE FORMING APPARATUS

Organization Name

CANON KABUSHIKI KAISHA

Inventor(s)

KEIKO Fujita of Chiba (JP)

KENTARO Yamana of Chiba (JP)

SHIGEO Doi of Ibaraki (JP)

YUYA Yokobori of Chiba (JP)

HIROSHI Nojima of Chiba (JP)

IMAGE FORMING APPARATUS - A simplified explanation of the abstract

This abstract first appeared for US patent application 18648163 titled 'IMAGE FORMING APPARATUS

The image forming apparatus described in the patent application includes various components such as a photosensitive member, a transfer unit with a transfer belt, a primary transfer roller, a secondary transfer inner roller, a stretching roller, a secondary transfer outer roller, a support unit, and an air duct.

  • The secondary transfer outer roller faces the secondary transfer inner roller via the transfer belt to secondarily transfer a toner image from the transfer belt to a sheet.
  • The air duct is located downstream of the nip portion in a sheet conveyance direction and below a portion of the transfer belt stretched between the secondary transfer inner roller and the stretching roller.
  • The air duct includes an air intake port and moves with the transfer unit from the support unit.

Potential Applications: - Printing industry for high-quality image transfer - Office equipment for efficient document printing - Manufacturing sector for production of various printed materials

Problems Solved: - Improved transfer of toner images onto sheets - Enhanced efficiency in image forming processes - Reduction of image transfer errors

Benefits: - Higher quality printed materials - Increased productivity in printing tasks - Cost-effective image forming operations

Commercial Applications: Title: Advanced Image Forming Technology for Enhanced Printing This technology can be utilized in commercial printers, copiers, and multifunction devices to improve image transfer quality and efficiency, leading to better printing results and increased productivity in various industries.

Questions about the technology: 1. How does the air duct contribute to the overall performance of the image forming apparatus?

  The air duct helps in maintaining a stable environment for the transfer process by controlling air flow and preventing toner scatter.

2. What are the key advantages of having a secondary transfer inner roller in the apparatus?

  The secondary transfer inner roller ensures precise and efficient transfer of toner images onto sheets, resulting in high-quality printed materials.


Original Abstract Submitted

An image forming apparatus includes a photosensitive member, a transfer unit having a transfer belt, a primary transfer roller, a secondary transfer inner roller below the primary transfer roller in a vertical direction, and a stretching roller, a secondary transfer outer roller, a support unit, and an air duct provided in the transfer unit. The secondary transfer outer roller faces the secondary transfer inner roller via the transfer belt and forms a nip portion for secondarily transferring a toner image on the transfer belt to a sheet. The air duct is located downstream of the nip portion in a sheet conveyance direction and below a portion of the transfer belt stretched between the secondary transfer inner roller and the stretching roller in the vertical direction. The air duct includes an air intake port and moves with the transfer unit with movement of the transfer unit from the support unit.