Patent US3270881A successfully refreshed from Google Patents.
US3270881A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material handling system
Assignee: Electro Dynamics Inc
•
Filing: 1964-01-27
•
Granted: 1966-09-06
•
Expires: 1984-01-27
Abstract
No abstract record available.
Inventors
- 👤 Fredrick L Calhoun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:31
CPC Classifications
B; B07; B07C; B07C5/00; B07C5/04; B07C5/12; B07C5/122; B07B; B07B13/00; B07B13/04; B07B13/05; B07C5/36; B65; B65G; B65G47/00; B65G47/34; B65G47/46; B65G49/00; B65G49/05; B65G49/06; B67; B67C; B67C3/00; B67C3/007; Y; Y10; Y10S; Y10S209/00; Y10S209/925
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A DEVICE OF THE CLASS DESCRIBED FOR TRANSFERRING A WORKPIECE FROM A FIRST CONVEYOR EXTENDING ALONG A FIRST PATH TOWARD A FIRST PARTICULAR LOCATION TO A SECOND PREDETERMINED PATH EXTENDING TOWARD A SECOND PARTICULAR LOACTION, SAID DEVICE INCLUDING THE COMBINATION OF: A SEPARATOR DISPOSED IN PROXIMITY TO SAID FIRST CONVEYOR FOR PROPELLING THE WORKPIECE FROM THE FIRST CONVEYOR ALONG THE SECOND PATH, A PAIR OF COUNTER-ROTATING BELTS DISPOSED IN PROXIMITY TO SAID LOCATION, A PAIR OF REGISTERING SURFACES ON SAID BELTS DISPOSED ON THE OPPOSITE SIDES OF THE PATH TO CAPTURE WORKPIECES PROPELLED FROM THE SEPARATOR AND CARRY THE WORKPIECES ALONG SAID PATH,
Claim 2
Independent Claim
103 words
A DEVICE OF THE CLASS DESCRIBED FOR TRANSFERRING A WORKPIECE FROM A FIRST CONVEYOR EXTENDING ALONG A FIRST PATH TOWARD A FIRST PARTICULAR LOCATION TO A SECOND PREDETERMINED PATH EXTENDING TOWARD A SECOND PARTICULAR LOACTION, SAID DEVICE INCLUDING THE COMBINATION OF: A SEPARATOR DISPOSED IN PROXIMITY TO SAID FIRST CONVEYOR FOR PROPELLING THE WORKPIECE FROM THE FIRST CONVEYOR ALONG THE SECOND PATH, A PAIR OF COUNTER-ROTATING BELTS DISPOSED IN PROXIMITY TO SAID LOCATION, A PAIR OF REGISTERING SURFACES ON SAID BELTS DISPOSED ON THE OPPOSITE SIDES OF THE PATH TO CAPTURE WORKPIECES PROPELLED FROM THE SEPARATOR AND CARRY THE WORKPIECES ALONG SAID PATH,
References Cited (Backward Citations)
CA536349A
Cited
CA662640A
Cited
US2689647A
Cited
US2817438A
Cited
US3003629A
Cited
US2977731A
Cited
US3140780A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |