Patent US4078786A successfully refreshed from Google Patents.
US4078786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic document recirculation system
Assignee: Xerox Corp
•
Filing: 1976-12-29
•
Granted: 1978-03-14
•
Expires: 1996-12-29
Abstract
Abstract An automatic recirculating document handler for use in conjunction with a document reproduction machine wherein each document to be reproduced is retained on a separate, planar carrier, the carriers being recirculated with the documents thereon to prevent wear or damage of the original documents as is common with recirculating document handlers wherein the documents themselves are acted upon by the recirculating mechanisms.
Inventors
- 👤 Klaus Karl Stange
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:02
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/32; G03B27/52; G03B27/62; G03B27/6207; G03B27/625; G03B27/6264
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
93 words
An automatic document handler adapted for circulation of documents past the exposure station of a high speed copy reproduction machine, the document handler including: a plurality of document receiving trays, each having a planar surface thereon; said trays comprising rigid opaque plates; holddown means comprising transparent plastic covers adapted to overlie documents placed on said plates to hold the documents in position thereon, documents being adapted for exposure through said transparent cover; and means for sequentially moving said trays to the exposure station of the reproduction machine for exposure of the documents thereon.
Claim 2
Dependent Claim
93 words
An automatic document handler adapted for circulation of documents past the exposure station of a high speed copy reproduction machine, the document handler including: a plurality of document receiving trays, each having a planar surface thereon; said trays comprising rigid opaque plates; holddown means comprising transparent plastic covers adapted to overlie documents placed on said plates to hold the documents in position thereon, documents being adapted for exposure through said transparent cover; and means for sequentially moving said trays to the exposure station of the reproduction machine for exposure of the documents thereon.
Claim 3
Dependent Claim
103 words
An automatic document handler adapted for circulation of documents past the exposure station of a high speed copy reproduction machine, the document handler including: a plurality of document receiving trays, each having a planar surface thereon; said trays being formed of a transparent glass plate; holddown means comprising a semi-rigid cover having a white surface thereon adapted to overlie documents placed on said glass plates to hold the documents in position thereon, the documents being adapted for exposure through said glass plate; and means for sequentially moving said trays to the exposure station of the reproduction machine for exposure of the documents thereon.
Claim 4
Dependent Claim
103 words
An automatic document handler adapted for circulation of documents past the exposure station of a high speed copy reproduction machine, the document handler including: a plurality of document receiving trays, each having a planar surface thereon; said trays being formed of a transparent glass plate; holddown means comprising a semi-rigid cover having a white surface thereon adapted to overlie documents placed on said glass plates to hold the documents in position thereon, the documents being adapted for exposure through said glass plate; and means for sequentially moving said trays to the exposure station of the reproduction machine for exposure of the documents thereon.
Claim 5
Dependent Claim
101 words
An automatic document handler adapted for circulation of documents past the exposure station of a high speed copy reproduction machine, the document handler including: a plurality of document receiving trays, each having a planar surface thereon; said trays being formed of a transparent glass plate; holddown means comprising a mating transparent glass plate adapted to overlie documents placed on said trays to hold the documents in position thereon, the documents being adapted for exposure through said cover and said tray; and means for sequentially moving said trays to the exposure station of the reproduction machine for exposure of the documents thereon.
Claim 6
Dependent Claim
101 words
An automatic document handler adapted for circulation of documents past the exposure station of a high speed copy reproduction machine, the document handler including: a plurality of document receiving trays, each having a planar surface thereon; said trays being formed of a transparent glass plate; holddown means comprising a mating transparent glass plate adapted to overlie documents placed on said trays to hold the documents in position thereon, the documents being adapted for exposure through said cover and said tray; and means for sequentially moving said trays to the exposure station of the reproduction machine for exposure of the documents thereon.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-03-13 | 1981-09-12 | 1982-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-03-13 | 1985-09-12 | 1986-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-03-13 | 1989-09-12 | 1990-03-14 | $7700.00 | Window Closed / Lapsed |