US3219339A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Article separating apparatus
Assignee: FMC Corp
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Filing: 1962-07-25
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Granted: 1965-11-23
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Expires: 1982-07-25
Abstract
No abstract record available.
Inventors
- 👤 Gutierrez Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:41
CPC Classifications
B; B65; B65H; B65H11/00; B65H11/002; B65H11/005; B65H3/00; B65H3/46; B65H3/52; B65H3/5207; B65H5/00; B65H5/22; B65H5/222; B65H5/224; B65H2301/00; B65H2301/30; B65H2301/32; B65H2301/321; B65H2701/00; B65H2701/10; B65H2701/19; B65H2701/1916
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
AN ARTICLE SEPARATING APPARATUS COMPRISING A VACUUM BELT MOVABLY MOUNTED FOR TRAVEL IN A FORWARD DIRECTION, VACUUM MEANS ADJACENT ONE SIDE OF SAID BELT FOR APPLYING A SUCTION FORCE THERETO TO EFFECT ARTICLES ADJACENT THE OTHER SIDE OF THE BELT, RESTRAINING MEANS FOR MAINTAINING A STACK OF FLAT ARTICLES WITH THEIR FORWARD EDGES ALIGNED AND THE FOREMOST ARTICLES ENGAGING SAID OTHER SIDE OF THE BELT, MEANS COOPERATING WITH SAID BELT AND SAID VACUUM MEANS FOR CAUSING SAID ARTICLES TO BE MOVED FORWARDLY WITH THE BELT PAST SAID RESTRAINING MEANS IN A PREDETERMINED OVERLAPPED RELATIONSHIP, AND MEANS FORWARDLY SPACED FROM SAID RESTRAINING MEANS FOR SEQUENTIALLY ACTING ON EACH ARTICLE FOR DIRECTLY ACCELERATING THE FORWARD MOVEMENT OF AN ARTICLE TO MOVE IT IN SAID FORWARD DIRECTION AT A HIGHER RATE OF SPEED THAN THE NEXT SUCCEEDING ARTICLE AND CONSEQUENTLY SPACING THE ARTICLES.
Claim 2
Dependent Claim
140 words
AN ARTICLE SEPARATING APPARATUS COMPRISING A VACUUM BELT MOVABLY MOUNTED FOR TRAVEL IN A FORWARD DIRECTION, VACUUM MEANS ADJACENT ONE SIDE OF SAID BELT FOR APPLYING A SUCTION FORCE THERETO TO EFFECT ARTICLES ADJACENT THE OTHER SIDE OF THE BELT, RESTRAINING MEANS FOR MAINTAINING A STACK OF FLAT ARTICLES WITH THEIR FORWARD EDGES ALIGNED AND THE FOREMOST ARTICLES ENGAGING SAID OTHER SIDE OF THE BELT, MEANS COOPERATING WITH SAID BELT AND SAID VACUUM MEANS FOR CAUSING SAID ARTICLES TO BE MOVED FORWARDLY WITH THE BELT PAST SAID RESTRAINING MEANS IN A PREDETERMINED OVERLAPPED RELATIONSHIP, AND MEANS FORWARDLY SPACED FROM SAID RESTRAINING MEANS FOR SEQUENTIALLY ACTING ON EACH ARTICLE FOR DIRECTLY ACCELERATING THE FORWARD MOVEMENT OF AN ARTICLE TO MOVE IT IN SAID FORWARD DIRECTION AT A HIGHER RATE OF SPEED THAN THE NEXT SUCCEEDING ARTICLE AND CONSEQUENTLY SPACING THE ARTICLES.
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) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |