Patent US3386730A successfully refreshed from Google Patents.
US3386730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet separating device for photocopying machines
Assignee: Speed O Print Business Machines Corp
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Filing: 1966-10-14
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Granted: 1968-06-04
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Expires: 1986-10-14
Abstract
No abstract record available.
Inventors
- 👤 Alfred M Hyosaka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:46
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/22; G03G15/225
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
THE COMBINATION WITH A PHOTOCOPY MACHINE WHEREIN AN IMAGE-BEARING ORIGINAL SHEET AND A CHARGED PHOTOCONDUCTOR-COATED COPY SHEET MOVE PAST AN EXPOSURE STATION IN SURFACE-TO-SURFACE CONTACT, OF SHEET SEPARATING MEANS FOR SEPARATING SAID ORIGINAL AND COPY SHEETS AFTER EXPOSURE THEREOF, SAID MEANS COMPRISING A PLURALITY OF SPACED-APART RELATIVELY THIN FILAMENTS EACH HAVING AN ELONGATED CROSS-SECTIONAL CONFIGURATION LOCATED BETWEEN SAID SHEETS AT THE EXPOSURE STATION AND EXTENDING GENERALLY IN THE DIRECTION OF MOVEMENT OF SAID SHEETS, AT LEAST ONE OF SAID FILAMENTS BEING POSITIONED IN DIVERGING RELATION WITH RESPECT TO THE OTHERS OF SAID FILAMENTS, SAID FILAMENTS BEING SO POSITIONED IN THE AREA OF THE EXPOSURE STATION THAT THE SURFACES THEREOF HAVING THE SMALLER DIMENSION ARE IN CONTACT WITH SAID SHEETS.
Claim 2
Dependent Claim
119 words
THE COMBINATION WITH A PHOTOCOPY MACHINE WHEREIN AN IMAGE-BEARING ORIGINAL SHEET AND A CHARGED PHOTOCONDUCTOR-COATED COPY SHEET MOVE PAST AN EXPOSURE STATION IN SURFACE-TO-SURFACE CONTACT, OF SHEET SEPARATING MEANS FOR SEPARATING SAID ORIGINAL AND COPY SHEETS AFTER EXPOSURE THEREOF, SAID MEANS COMPRISING A PLURALITY OF SPACED-APART RELATIVELY THIN FILAMENTS EACH HAVING AN ELONGATED CROSS-SECTIONAL CONFIGURATION LOCATED BETWEEN SAID SHEETS AT THE EXPOSURE STATION AND EXTENDING GENERALLY IN THE DIRECTION OF MOVEMENT OF SAID SHEETS, AT LEAST ONE OF SAID FILAMENTS BEING POSITIONED IN DIVERGING RELATION WITH RESPECT TO THE OTHERS OF SAID FILAMENTS, SAID FILAMENTS BEING SO POSITIONED IN THE AREA OF THE EXPOSURE STATION THAT THE SURFACES THEREOF HAVING THE SMALLER DIMENSION ARE IN CONTACT WITH SAID SHEETS.
References Cited (Backward Citations)
US3069990A
Cited
US3251729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |