US3215271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mail sorting machine
Assignee: Individual
•
Filing: 1962-11-20
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Granted: 1965-11-02
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Expires: 1982-11-20
Abstract
No abstract record available.
Inventors
- 👤 Donald G Cecchini
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:49
CPC Classifications
B; B07; B07C; B07C3/00; B07C3/10; B07C3/14; Y; Y10; Y10S; Y10S209/00; Y10S209/90; Y10S209/912
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
207 words
A MAIL SORTING MACHINE COMPRISING, IN COMBINATION, A PAIR OF CONTINUOUS CONVEYOR BELTS MADE OF FLAT WHITE RUBBER, A PLURALITY OF RECTANGULARLY CONFIGURATED EMBOSSED MARKINGS ON A PLURALITY OF LETTER ENVELOPES CARRIED BY SAID BELTS, A PLURALITY OF ROLLERS BENEATH SAID BELTS PROVIDING A MEANS FOR TRANSPORTING SAID BELTS, A PLURALITY OF PHOTO ELECTRIC CELLS WITH SIGNAL AMPLIFYING MEANS SPACED APART ABOVE SAID BELTS, A PLURALITY OF ELONGATED SLEEVES PROVIDING SHIELD MEANS FOR SAID PHOTO ELECTRIC CELLS AND A PLURALITY OF SUBSTANTIALLY L-SHAPED LUCITE STRIPS PROVIDING A MEANS FOR SCANNING SAID RECTANGLES ON SAID ENVELOPES AND CARRYING REFLECTED LIGHT TO SAID PHOTO ELECTRIC CELLS, A PLURALITY OF NORMALLY CLOSED SOLENOID VALVES, A PLURALITY OF PIPETTES SECURED TO SAID SOLENOID VALVES PROVIDING A MEANS FOR DIRECTING LOW PRESSURE COMPRESSED AIR TO REMOVE SAID ENVELOPES AND LIFTING THEM OVER THE EDGE OF SAID BELTS AND INTO A PLURALITY OF BINS EACH ALIGNED WITH A CENTERING MEANS, A COMPRESSED AIR MOTOR AND RESERVOIR TANK PROVIDING A MEANS FOR A CONSTANT SOURCE OF COMPRESSED AIR FOR EJECTING SAID ENVELOPES, A PLURALITY OF FLOODLIGHTS ABOVE SAID BELT AND SENSING MEANS PROVIDING A MEANS FOR PREVENTING SHADOWS WHICH MAY BE GIVING FALSE SIGNALS TO SAID SENSING DEVICE COMPRISED OF SAID PHOTO ELECTRIC CELLS.
Claim 2
Dependent Claim
207 words
A MAIL SORTING MACHINE COMPRISING, IN COMBINATION, A PAIR OF CONTINUOUS CONVEYOR BELTS MADE OF FLAT WHITE RUBBER, A PLURALITY OF RECTANGULARLY CONFIGURATED EMBOSSED MARKINGS ON A PLURALITY OF LETTER ENVELOPES CARRIED BY SAID BELTS, A PLURALITY OF ROLLERS BENEATH SAID BELTS PROVIDING A MEANS FOR TRANSPORTING SAID BELTS, A PLURALITY OF PHOTO ELECTRIC CELLS WITH SIGNAL AMPLIFYING MEANS SPACED APART ABOVE SAID BELTS, A PLURALITY OF ELONGATED SLEEVES PROVIDING SHIELD MEANS FOR SAID PHOTO ELECTRIC CELLS AND A PLURALITY OF SUBSTANTIALLY L-SHAPED LUCITE STRIPS PROVIDING A MEANS FOR SCANNING SAID RECTANGLES ON SAID ENVELOPES AND CARRYING REFLECTED LIGHT TO SAID PHOTO ELECTRIC CELLS, A PLURALITY OF NORMALLY CLOSED SOLENOID VALVES, A PLURALITY OF PIPETTES SECURED TO SAID SOLENOID VALVES PROVIDING A MEANS FOR DIRECTING LOW PRESSURE COMPRESSED AIR TO REMOVE SAID ENVELOPES AND LIFTING THEM OVER THE EDGE OF SAID BELTS AND INTO A PLURALITY OF BINS EACH ALIGNED WITH A CENTERING MEANS, A COMPRESSED AIR MOTOR AND RESERVOIR TANK PROVIDING A MEANS FOR A CONSTANT SOURCE OF COMPRESSED AIR FOR EJECTING SAID ENVELOPES, A PLURALITY OF FLOODLIGHTS ABOVE SAID BELT AND SENSING MEANS PROVIDING A MEANS FOR PREVENTING SHADOWS WHICH MAY BE GIVING FALSE SIGNALS TO SAID SENSING DEVICE COMPRISED OF SAID PHOTO ELECTRIC CELLS.
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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |