JPH0275443U

JPH0275443U -

Info

Publication number: JPH0275443U
Application number: JP15299588U
Authority: JP
Priority date: 1988-11-24
Filing date: 1988-11-24
Publication date: 1990-06-08

Description

[Brief explanation of the drawing]

第１図はこの考案の実施例を示す側面図、第２
図は上記実施例の紙粉落下用溝部を示す斜視図、
第３図は他の実施例を示す側面図、第４図は第３
図に示した実施例の紙粉落下用溝部を示す斜視図
である。１……上部原稿ガイド板、２……下部原稿ガイ
ド板、５……フイードコロ、６……分離コロ、７
，１０……搬送ローラ対、８……原稿読取ガラス
、９……光学系、１１……紙粉落下用溝、１２…
…すべり面、１３，１３ａ……紙粉だめ、１４…
…紙粉除去ブレード、１６……ガイド。 Figure 1 is a side view showing an embodiment of this invention, Figure 2 is a side view showing an embodiment of this invention.
The figure is a perspective view showing the paper powder falling groove of the above embodiment;
FIG. 3 is a side view showing another embodiment, and FIG. 4 is a side view showing another embodiment.
It is a perspective view which shows the groove part for paper powder fall of the Example shown in the figure. 1... Upper document guide plate, 2... Lower document guide plate, 5... Feed roller, 6... Separation roller, 7
, 10... Conveyance roller pair, 8... Original reading glass, 9... Optical system, 11... Paper powder falling groove, 12...
...Sliding surface, 13, 13a...Paper dust reservoir, 14...
...Paper dust removal blade, 16...Guide.

Claims

[Scope of Claim for Utility Model Registration] In a document reading device that is drawn between an upper document guide plate and a lower document guide plate and that separates the document by a feed roller and a separation roller and sends and reads the document onto the document reading glass using a pair of transport rollers, a lower document guide is provided. A paper dust fall groove is provided perpendicularly to the paper passing direction in the front stage of the pair of conveyor rollers on the plate, and has a sliding surface inclined downward at the rear end, and is made of an elastic material. a paper dust removing blade disposed at the side edge of the original document, the tip of which is pressed against the upper surface of the sliding surface of the paper dust falling groove; and a paper dust reservoir attached to the lower part of the paper dust falling groove. A document reading device characterized by: