JPH0331740U

JPH0331740U -

Info

Publication number: JPH0331740U
Application number: JP9250589U
Authority: JP
Priority date: 1989-08-08
Filing date: 1989-08-08
Publication date: 1991-03-27

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例の警報音発生までの
信号経路の説明図、第２図はジヤム処理時のフロ
ーチヤート、第３図は本考案の一実施例の装置本
体搬送路中のセンサーの配置を示した断面図、第
４図は従来例を説明するための装置の断面図であ
る。なお、各図中、同一符号は同一または相当構成
要素を表わす。１２，２２，２６，３０，５１，
６５……転写紙の搬送路、２７……転写紙反転セ
ンサー、５３，５４，５５，５６，５７，５８，
５９……転写紙検知センサー、６０……ドアスイ
ツチ、６１……ＣＰＵ、６２……音声発生回路、
６３……スピーカ、６４……補修用扉である。 Fig. 1 is an explanatory diagram of the signal path up to the generation of the alarm sound in an embodiment of the present invention, Fig. 2 is a flowchart during jam processing, and Fig. 3 is a diagram of the transport path of the main body of the device in an embodiment of the present invention. A cross-sectional view showing the arrangement of the sensor, and FIG. 4 is a cross-sectional view of a device for explaining a conventional example. In each figure, the same reference numerals represent the same or equivalent components. 12, 22, 26, 30, 51,
65...Transfer paper conveyance path, 27...Transfer paper reversal sensor, 53, 54, 55, 56, 57, 58,
59... Transfer paper detection sensor, 60... Door switch, 61... CPU, 62... Sound generation circuit,
63...Speaker, 64...Door for repair.

Claims

[Claims for Utility Model Registration] (1) Image formation in which transfer paper is fed into a conveyance path within the main body of the apparatus, image processing is performed during the conveyance process of the conveyance path, and automatic stop is possible in the event of an abnormality in the transfer paper. In the apparatus, a means for detecting transfer paper is provided in the conveyance path, and an alarm generating means is provided for detecting the transfer paper in the conveyance path and generating an alarm in response to opening of a repair door of the apparatus main body. An image forming apparatus characterized by: (2) The image forming apparatus according to claim 1, wherein the alarm sound stops when a repair door of the apparatus is closed. (3) The image forming apparatus according to claim 1, wherein the sound quality of the generated alarm sound is set to be changed depending on the position at which the transfer paper is detected in the conveyance path within the apparatus main body by the detection means. .