US3258076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable spring clamp shank assembly
Assignee: Portable Elevator Manufacturing Co
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Filing: 1964-10-07
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Granted: 1966-06-28
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Expires: 1984-10-07
Abstract
No abstract record available.
Inventors
- 👤 Merlin A Groenke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:03
CPC Classifications
A; A01; A01B; A01B35/00; A01B35/20; A01B35/22; A01B35/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
AN ADJUSTABLE SPRING CLAMP SHANK ASSEMBLY COMPRISING, A TOOL SUPPORT, A CULTIVATING TOOL ADAPTED TO BE MOUNTED ON A SURFACE OF SAID TOOL SUPPORT, A CONNECTING FRAME MEMBER INCLUDING A PAIR OF SPACED SIDE PLATES AND A TRANSVERSELY EXTENDING CONNECTING PLATE POSITIONED BETWEEN SAID INTEGRALLY CONNECTED THERETO, MEANS INCLUDED IN PART ON SAID CONNECTING PLATE OF SAID CONNECTING FRAME MEMBER FOR ATTACHING SAID SHANK ASSEMBLY ON A TRANSVERSE SUPPORT MEMBER OF A CULTIVATOR, JOURNAL MEANS INCLUDED IN PART ON ONE EXTREMITY OF SAID CONNECTING FRAME MEMBER AND ON ONE EXTREMITY OF SAID TOOL SUPPORT FOR PIVOTALLY MOUNTING THE TOOL SUPPORT ON THE CONNECTING FRAME MEMBER, A PRESSURE ROD, CLEVIS MEANS PIVOTALLY CONNECTING THE PRESSURE ROD TO THE OPPOSITE EXTREMITY OF THE TOOL SUPPORT REMOTE FROM SAID JOURNAL MEANS, A GUIDE SUPPORT HAVING SIDE PORTIONS PIVOTALLY MOUNTED ON THE SPACED SIDE PLATES OF THE CONNECTING FRAME MEMBER AT THE OPPOSITE EXTREMITY OF THE CONNECTING FRAME MEMBER, GUIDE MEANS PIVOTALLY MOUNTED
Claim 2
Dependent Claim
159 words
AN ADJUSTABLE SPRING CLAMP SHANK ASSEMBLY COMPRISING, A TOOL SUPPORT, A CULTIVATING TOOL ADAPTED TO BE MOUNTED ON A SURFACE OF SAID TOOL SUPPORT, A CONNECTING FRAME MEMBER INCLUDING A PAIR OF SPACED SIDE PLATES AND A TRANSVERSELY EXTENDING CONNECTING PLATE POSITIONED BETWEEN SAID INTEGRALLY CONNECTED THERETO, MEANS INCLUDED IN PART ON SAID CONNECTING PLATE OF SAID CONNECTING FRAME MEMBER FOR ATTACHING SAID SHANK ASSEMBLY ON A TRANSVERSE SUPPORT MEMBER OF A CULTIVATOR, JOURNAL MEANS INCLUDED IN PART ON ONE EXTREMITY OF SAID CONNECTING FRAME MEMBER AND ON ONE EXTREMITY OF SAID TOOL SUPPORT FOR PIVOTALLY MOUNTING THE TOOL SUPPORT ON THE CONNECTING FRAME MEMBER, A PRESSURE ROD, CLEVIS MEANS PIVOTALLY CONNECTING THE PRESSURE ROD TO THE OPPOSITE EXTREMITY OF THE TOOL SUPPORT REMOTE FROM SAID JOURNAL MEANS, A GUIDE SUPPORT HAVING SIDE PORTIONS PIVOTALLY MOUNTED ON THE SPACED SIDE PLATES OF THE CONNECTING FRAME MEMBER AT THE OPPOSITE EXTREMITY OF THE CONNECTING FRAME MEMBER, GUIDE MEANS PIVOTALLY MOUNTED
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) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |