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Patent Searching and Data


Title:
IMAGE FORMING DEVICE
Document Type and Number:
Japanese Patent JPH0710316
Kind Code:
A
Abstract:

PURPOSE: To provide an image forming device which can be used actually and can prevent the electric contact discharge with a human body in the jam processing, etc., and with which the excellent copying performance at a high temperature can be obtained, with the simple constitution.

CONSTITUTION: The core metals 3a and 3b of a pair of rolls in waiting and a transfer guide 7 are electrically connected, and in the vicinity of the edge part of the core metal 3a, an electric conductive movable piece 21 consisting of a leaf spring, etc., is arranged so that one edge can be attached and separated from the peripheral surface of the core metal 3a. The movable piece 21 is always grounded, and when a unit U2 is mounted, the movable piece 21 is pushed down as shown by the full line by a rib 22 installed at the lower part of the unit U2, and a pair of rolls 3 in waiting and the transfer guide 7 are set in a float state by the cut-off of tee contact with the core metal 3a. When the unit U2 is demounted, the contact state with the movable piece 21 of the rib 22 is released, and the movable piece 21 is press-attached with the peripheral surface of the core metal 3a as shown by the broken line, and a pair of rolls 3 in waiting and the transfer guide 7 are switched to the grounded state.


Inventors:
NAKAGOME KOICHI
KUROKAWA TETSUSHI
ABE ZENJI
NUMAZU TOSHIHIKO
Application Number:
JP1993000148000
Publication Date:
January 13, 1995
Filing Date:
June 18, 1993
Export Citation:
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Assignee:
CASIO ELECTRONICS MFG CO
CASIO COMPUTER CO LTD
International Classes:
B41J29/00; B65H5/36; B65H11/00; G03G15/00; G03G21/16; (IPC1-7): B65H5/36; B41J29/00; B65H11/00; G03G15/00; G03G21/16
Attorney, Agent or Firm:
大菅 義之