JPH01169260U

JPH01169260U -

Info

Publication number: JPH01169260U
Application number: JP6449988U
Authority: JP
Priority date: 1988-05-18
Filing date: 1988-05-18
Publication date: 1989-11-29

Description

[Brief explanation of the drawing]

第１図は本考案の実施例の現像装置の縦断面図
、第２図ａはその振動板の正面図、第２図ｂはそ
の側面図、第３図は振動板取付け部分の縦断面図
、第４図は従来の現像装置の一例を示す縦断面図
、第５図はその振動板取付け部分の縦断面図であ
る。１……ホツパー、３……アジテータ（撹拌部材
）、４……トナー補給部材、５……現像ローラ、
９……振動板（板状の弾性部材）、９―１……開
口部。 Fig. 1 is a longitudinal sectional view of a developing device according to an embodiment of the present invention, Fig. 2a is a front view of its diaphragm, Fig. 2b is a side view thereof, and Fig. 3 is a longitudinal sectional view of the diaphragm attachment part. , FIG. 4 is a longitudinal sectional view showing an example of a conventional developing device, and FIG. 5 is a longitudinal sectional view of a portion where a diaphragm is attached. 1...Hopper, 3...Agitator (stirring member), 4...Toner supply member, 5...Developing roller,
9... Vibration plate (plate-shaped elastic member), 9-1... Opening.

Claims

[Scope of Claim for Utility Model Registration] A hopper holding toner, a developing roller provided at an outlet of the hopper and supplying toner to a photoreceptor, and a developing roller disposed close to the developing roller within the hopper,
a toner replenishing member having a protrusion that rotates to replenish toner to the developing roller; and an agitator that is disposed in the hopper near the toner replenishing member and rotates to agitate the toner and replenish the toner to the toner replenishing member. a plate-shaped elastic member provided between the agitating member and the toner replenishing member, one end of which is fixed to the hopper, and the other end of which vibrates when struck by a protrusion of the toner replenishing member; A developing device for an electrostatic recording device comprising: the plate-shaped elastic member having an opening.