JPH0165253U

JPH0165253U -

Info

Publication number: JPH0165253U
Application number: JP1987159137U
Authority: JP
Priority date: 1987-10-16
Filing date: 1987-10-16
Publication date: 1989-04-26

Description

[Brief explanation of the drawing]

第１図は本考案に係る用紙スタツカの一実施例
をレーザプリンタに適用した場合の例を概念的に
示す構成図、第２図は本考案に係る用紙スタツカ
内に収容された用紙の頁順序を説明するための図
、第３図はレーザプリンタにおける従来の用紙ス
タツカの１例を説明するための構成図、第４図は
従来の用紙スタツカ内に収容された用紙の頁順序
を説明するための図である。第１図及び第２図において、１，１ａ〜ｎａは
用紙、１１はホツパ、１２はピツクローラ、１３
はフイルドローラ、１４は感光ドラム、１５は転
写部、１６は定着部、１７は用紙経路選択機構、
１８はスイツチバツク、１９はスタツカ、３１は
用紙反転機構、３２は反転ローラ、３３は切り換
え器、Ａは主用紙移送経路、Ｂは反転用紙経路、
Ｃは用紙反転険路をそれぞれ示す。 FIG. 1 is a configuration diagram conceptually showing an example of a case where an embodiment of the paper stacker according to the present invention is applied to a laser printer, and FIG. 2 is a page order of sheets stored in the paper stacker according to the present invention. FIG. 3 is a configuration diagram for explaining an example of a conventional paper stacker in a laser printer, and FIG. 4 is a diagram for explaining the page order of sheets stored in the conventional paper stacker. This is a diagram. 1 and 2, 1, 1a to na are paper, 11 is a hopper, 12 is a pick roller, 13
14 is a photosensitive drum; 15 is a transfer section; 16 is a fixing section; 17 is a paper path selection mechanism;
18 is a switchback, 19 is a stacker, 31 is a paper reversing mechanism, 32 is a reversing roller, 33 is a switch, A is a main paper transport path, B is a reversing paper path,
C indicates the paper reversal path.

Claims

[Scope of utility model registration request]

A stacker 19 that stores sheets 1a-na on which data is recorded on both sides is provided with a paper reversing mechanism 31 that inverts the front and back sides of the sheets 1a-na and feeds them into the stacker. A paper stacker characterized in that sheets 1a to 1na are stored one on top of the other in the order of page numbers.