US3314527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: AGRI-CHAIN PRODUCTS Inc AN ILL CORP
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Filing: 1965-11-03
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Granted: 1967-04-18
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Expires: 1985-11-03
Abstract
No abstract record available.
Inventors
- 👤 Nels E Pearson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:30
CPC Classifications
B; B65; B65G; B65G19/00; B65G19/18; B65G19/22; B65G19/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
IN A CHAIN ATTACHMENT LINK OF THE TYPE WHICH IS OF INTEGRAL STAMPED STEEL CONSTRUCTION AND RECTANGULAR FORM AND INCLUDES AN ATTACHMENT PLATE WHICH PROJECTS FROM ONE SIDE OF THE LINK FOR SECUREMENT TO THE END OF A SUBSTANTIALLY RIGID CONVEYOR FLIGHT, A CURLED REAR BARREL, A FLAT FORWARD PINTLE, AND A SIDE BAR JOINING THE CORRESPONDING ENDS OF SAID PINTLE AND BARREL, THE OTHER END OF SAID BARREL BEING JOINED DIRECTLY TO SAID PLATE; A CONNECTING BAR EXTENDING PARALLEL TO SAID SIDE BAR AND JOINING SAID OTHER END OF THE PINTLE AND SAID PLATE AND BEING OF A LENGTH AND SECTION SO AS TO PROVIDE SUCH RELATIVE FLEXIBILITY THEREBETWEEN WHICH PREVENTS THE TENSILE STRESS IN THE INSIDE CORNER OF THE LINK BETWEEN SAID PINTLE AND CONNECTING BAR FROM BEING MATERIALLY INCREASED WHEN NORMAL MOVEMENT OF THE LINK IS RESISTED BY THE FLIGHT AND THE FORCE APPLIED TO THE PINTLE TENDS TO BEND THE LINK TO A RHOMBOID FORM.
Claim 2
Dependent Claim
159 words
IN A CHAIN ATTACHMENT LINK OF THE TYPE WHICH IS OF INTEGRAL STAMPED STEEL CONSTRUCTION AND RECTANGULAR FORM AND INCLUDES AN ATTACHMENT PLATE WHICH PROJECTS FROM ONE SIDE OF THE LINK FOR SECUREMENT TO THE END OF A SUBSTANTIALLY RIGID CONVEYOR FLIGHT, A CURLED REAR BARREL, A FLAT FORWARD PINTLE, AND A SIDE BAR JOINING THE CORRESPONDING ENDS OF SAID PINTLE AND BARREL, THE OTHER END OF SAID BARREL BEING JOINED DIRECTLY TO SAID PLATE; A CONNECTING BAR EXTENDING PARALLEL TO SAID SIDE BAR AND JOINING SAID OTHER END OF THE PINTLE AND SAID PLATE AND BEING OF A LENGTH AND SECTION SO AS TO PROVIDE SUCH RELATIVE FLEXIBILITY THEREBETWEEN WHICH PREVENTS THE TENSILE STRESS IN THE INSIDE CORNER OF THE LINK BETWEEN SAID PINTLE AND CONNECTING BAR FROM BEING MATERIALLY INCREASED WHEN NORMAL MOVEMENT OF THE LINK IS RESISTED BY THE FLIGHT AND THE FORCE APPLIED TO THE PINTLE TENDS TO BEND THE LINK TO A RHOMBOID FORM.
References Cited (Backward Citations)
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US700342A
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US774182A
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US1069536A
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US1016190A
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US2672059A
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US3215256A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |