US3321028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable implement mounting for transporting the same
Assignee: Portable Elevator Manufacturing Co
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Filing: 1965-01-22
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Granted: 1967-05-23
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Expires: 1985-01-22
Abstract
No abstract record available.
Inventors
- 👤 Merlin A Groenke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:31
CPC Classifications
A; A01; A01B; A01B73/00; A01B73/02; A01B73/04; A01B73/044; A01B73/046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
255 words
A FOLDABLE MULTIPLE SECTIONED FARM IMPLEMENT, COMPRISING: (A) A FIXED CENTER SECTION AND A PLURALITY OF FOLDABLE SIDE SECTIOINS POSITIONED ON EITHER SIDE OF SAID CENTER SECTION; (B) MEANS PIVOTALLY CONNECTING THE SIDE SECTIONS AT THEIR EXTREMITIES TO ADJACENT SECTIONS TO PROVIDE FOR FOLDING THE SIDE SECTIONS ON ADJACENT SIDE SECTIONS AND ON THE CENTER SECTION; (C) A PAIR OF POSTS EACH PIVOTALLY MOUNTED AT ONE EXTREMITY ON THE CENTER SECTION IN SPACED RELATIONSHIP, SAID POSTS BEING PIVOTABLE BETWEEN OPERATING POSITIONS IN WHICH THE POSTS ARE IN ADJACENT CONTACTING RELATIONSHIP TO A POSITION WHERE THE FREE EXTREMITIES OF THE POSTS ARE SEPARATED AND POSITIONED TOWARD THE EXTREMITIES OF THE CENTER SECTION; (D) LEVER MEANS PIVOTALLY MOUNTED AT ONE EXTREMITY OF EACH TO THE POSTS AND AT THE OTHER EXTREMITY TO THE SIDE SECTIONS ADJACENT SAID CENTER SECTION; (E) MOTIVE MEANS MOUNTED ON THE CENTER SECTION AND HAVING AN OPERATING SHAFT CONNECTED TO THE POSTS TO PIVOT THE POSTS BETWEEN OPERATING POSITIONS; (F) MEANS INCLUDED INTERMEDIATE THE EXTREMITIES OF EACH OF SAID LEVER MEANS ADAPTED TO COOPERATE WITH SEPARATE MEANS ON SAID FOLDABLE SIDE SECTIONS OUTWARDLY OF SAID ADJACENT SECTIONS FOR PIVOTING SELECTIVELY THE RESPECTIVE SIDE SECTIONS ON THE NEXT ADJACENT SIDE SECTION AND TOWARD THE CENTER SECTION WITH MOVEMENT OF THE POSTS FROM ONE OPERATING POSITION TO THE OTHER OPERATING POSITION THROUGH OPERATION OF THE MOTIVE MEANS; AND (G) DRAWBAR MEANS CONNECTED TO AT LEAST THE FIXED CENTER SECTION ADAPTED TO PROVIDE CONNECTION OF SAID IMPLEMENT AND MOVEMENT OF SAID IMPLEMENT BY A DRAFT MEANS.
Claim 2
Dependent Claim
255 words
A FOLDABLE MULTIPLE SECTIONED FARM IMPLEMENT, COMPRISING: (A) A FIXED CENTER SECTION AND A PLURALITY OF FOLDABLE SIDE SECTIOINS POSITIONED ON EITHER SIDE OF SAID CENTER SECTION; (B) MEANS PIVOTALLY CONNECTING THE SIDE SECTIONS AT THEIR EXTREMITIES TO ADJACENT SECTIONS TO PROVIDE FOR FOLDING THE SIDE SECTIONS ON ADJACENT SIDE SECTIONS AND ON THE CENTER SECTION; (C) A PAIR OF POSTS EACH PIVOTALLY MOUNTED AT ONE EXTREMITY ON THE CENTER SECTION IN SPACED RELATIONSHIP, SAID POSTS BEING PIVOTABLE BETWEEN OPERATING POSITIONS IN WHICH THE POSTS ARE IN ADJACENT CONTACTING RELATIONSHIP TO A POSITION WHERE THE FREE EXTREMITIES OF THE POSTS ARE SEPARATED AND POSITIONED TOWARD THE EXTREMITIES OF THE CENTER SECTION; (D) LEVER MEANS PIVOTALLY MOUNTED AT ONE EXTREMITY OF EACH TO THE POSTS AND AT THE OTHER EXTREMITY TO THE SIDE SECTIONS ADJACENT SAID CENTER SECTION; (E) MOTIVE MEANS MOUNTED ON THE CENTER SECTION AND HAVING AN OPERATING SHAFT CONNECTED TO THE POSTS TO PIVOT THE POSTS BETWEEN OPERATING POSITIONS; (F) MEANS INCLUDED INTERMEDIATE THE EXTREMITIES OF EACH OF SAID LEVER MEANS ADAPTED TO COOPERATE WITH SEPARATE MEANS ON SAID FOLDABLE SIDE SECTIONS OUTWARDLY OF SAID ADJACENT SECTIONS FOR PIVOTING SELECTIVELY THE RESPECTIVE SIDE SECTIONS ON THE NEXT ADJACENT SIDE SECTION AND TOWARD THE CENTER SECTION WITH MOVEMENT OF THE POSTS FROM ONE OPERATING POSITION TO THE OTHER OPERATING POSITION THROUGH OPERATION OF THE MOTIVE MEANS; AND (G) DRAWBAR MEANS CONNECTED TO AT LEAST THE FIXED CENTER SECTION ADAPTED TO PROVIDE CONNECTION OF SAID IMPLEMENT AND MOVEMENT OF SAID IMPLEMENT BY A DRAFT MEANS.
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) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |