Claims
- 1. An automatic document feeder in a copying machine comprising
- an endless document recycling path having thereon a document receiving position at which a document is introduced into said recycling path and a document releasing position where a document is released from said recycling path,
- document circulating means for transporting a document through said recycling path in a fixed direction from said document receiving position to said document releasing position,
- a passageway with one end disposed near said document receiving position and said document releasing position, and
- document transporting means for transporting a document through said passageway selectably in a normal direction towards said document receiving position or in a reverse direction opposite to said normal direction from said document releasing position,
- said recycling path, said passageway and said document circulating means being so arranged with respect to one another that a document which is transported in said reverse direction through said passageway after moving through said recycling path is facing oppositely to when said document is transported in said normal direction through said passageway prior to moving into and through said recycling path.
- 2. The automatic document feeder of claim 1 wherein said transporting means comprise a roller and said passageway contains a detector for detecting motion of a document inside said passageway.
- 3. The automatic document feeder of claim 1 wherein said document circulating means comprise a rotatable drum around which a document fed or transported by said document transporting means is adapted to be wrapped, said drum having a means for removably attaching said document around said drum.
- 4. The automatic document feeder of claim 3 wherein said attaching means is adapted to release said document selectively at a first position such that said document returns to said passageway or at a second position such that said document is discharged into a discharge tray means.
- 5. The automatic document feeder of claim 1 wherein said recycling path also has an exposure position where a document being transported through said recycling path can be exposed to light, said exposure position being downstream from said document receiving position along said fixed direction.
Priority Claims (1)
Number |
Date |
Country |
Kind |
60-159141 |
Jul 1985 |
JPX |
|
Parent Case Info
This is a continuation of application Ser. No. 068,802 filed June 29, 1987 now abandoned, which is a continuation of Ser. No. 877,392, filed June 23, 1986, now abandoned.
US Referenced Citations (4)
Continuations (2)
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Number |
Date |
Country |
Parent |
68802 |
Jun 1987 |
|
Parent |
877392 |
Jun 1986 |
|