Image forming apparatus featuring a toner supply opening positioned to avoid contamination of an exposure slit
First Claim
Patent Images
1. An image forming apparatus comprising:
- a rotatable image bearing member;
an exposure unit, disposed below said image bearing member, including a transmitting portion for transmitting a laser beam to which said image bearing member is exposed;
a developing unit disposed above said exposure unit for developing, with toner, an electrostatic latent image formed on said image bearing member,wherein said developing unit is upwardly removable from the image forming apparatus; and
a toner supply opening for supplying toner into said developing unit above said exposure unit,wherein said toner supply opening is in a range, with respect to a rotational axial direction of said image bearing member, inside an end of said exposure unit and outside said transmitting portion.
1 Assignment
0 Petitions
Accused Products
Abstract
An image forming apparatus includes a rotatable image bearing member; an exposure unit, disposed below the image bearing member, including a transmitting portion for transmitting a laser beam to which the image bearing member is exposed; a developing unit disposed above the exposure unit for developing, with toner, a electrostatic latent image formed on the image bearing member; and a toner supply opening for supplying toner into the developing unit above the exposure unit, wherein the toner supply opening is in a range, with respect to a rotation axial direction of image bearing member, inside an end of the exposure unit and outside the transmission portion.
-
Citations
6 Claims
-
1. An image forming apparatus comprising:
-
a rotatable image bearing member; an exposure unit, disposed below said image bearing member, including a transmitting portion for transmitting a laser beam to which said image bearing member is exposed; a developing unit disposed above said exposure unit for developing, with toner, an electrostatic latent image formed on said image bearing member, wherein said developing unit is upwardly removable from the image forming apparatus; and a toner supply opening for supplying toner into said developing unit above said exposure unit, wherein said toner supply opening is in a range, with respect to a rotational axial direction of said image bearing member, inside an end of said exposure unit and outside said transmitting portion. - View Dependent Claims (2, 3, 4, 5, 6)
-
Specification