Patent ID: 6029970
Filing Date: 2000-02-29
Classification: B41J,H04N

Abstract:
An automatic paper feeding device in a multifunctional machine, comprising:a first cassette attachable to a main body of the multifunctional machine, retentively accommodating a recording medium;a paper feeding unit rotatable connected to said main body, including:a second cassette accommodating a document;a pickup roller having a rotary shaft, feeding said recording medium;an automatic document feeding roller connected to said pickup roller, rotating by the rotation of said pickup roller, feeding said document;a cover supporting and covering an assembly of said pickup roller and said automatic document feeding roller;said paper feeding unit rotating about an axis of said rotary shaft, moving between a first position for said pickup roller to feed said recording media and a second position for said automatic document feeding roller to feed said document;a feeding rubber contained in said paper feeding unit and positioned in contact with said automatic document feeding roller, and guiding said document fed by said automatic document feeding roller;a contacting unit contained in said paper feeding unit and connected to said feeding rubber, separating said feeding rubber from said automatic document feeding roller in said first position and bringing said feeding rubber in contact with said automatic document feeding roller in said second position;said contacting unit including a first locking unit fixed at said cover and a second locking unit fixed at said second cassette and connected to said first locking unit in said second position; andtransporting rollers rotatably connected to and contained in said main body, transporting any one of either said recording medium fed by said pickup roller or said document fed by said automatic document feeding roller to the inside of said main body.