US3148791A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor loaders
Assignee: Frank G Hough Co
•
Filing: 1961-12-18
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Granted: 1964-09-15
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Expires: 1981-12-18
Abstract
No abstract record available.
Inventors
- 👤 Keith W Kampert
- 👤 Richard F Zimmerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:32
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/34; E02F3/3405; E02F3/3411; E02F3/3417
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
168 words
A HIGH-LIFT ATTACHMENT FOR MOUNTING A BUCKET ON A LOADER TRACTOR COMPRISING BOOM MEANS PIVOTALLY SECURED TO SAID TRACTOR, FIRST RAM MEANS OPERATIVELY CONNECTED BETWEEN SAID BOOM MEANS AND SAID TRACTOR FOR RAISING AND LOWERING SAID BOOM MEANS, FIRST LEVER MEANS PIVOTALLY SECURED AT A POINT INTERMEDIATE OF ITS ENDS TO SAID BOOM MEANS, SECOND RAM MEANS OPERATIVELY CONNECTED BETWEEN SAID TRACTOR AND ONE END OF SAID FIRST LEVER MEANS, SECOND LEVER MEANS PIVOTALLY CONNECTED TO THE OTHER END OF SAID FIRST LEVER MEANS, FRAME MEANS RIGIDLY SECURED TO SAID BOOM MEANS, SAID BUCKET BEING PIVOTALLY ATTACHED TO SAID FRAME MEANS, TOWER MEANS RIGIDLY SECURED TO SAID FRAME MEANS, THIRD LEVER MEANS PIVOTALLY CONNECTED AT ONE END TO SAID TOWER MEANS AND PIVOTALLY CONNECTED AT THE OTHER END TO SAID SECOND LEVER MEANS AT A POINT INTERMEDIATE THE ENDS THEREOF, AND FOURTH LEVER MEANS PIVOTALLY CONNECTED AT ONE END TO THE OTHER END OF SAID SECOND LEVER MEANS AND PIVOTALLY CONNECTED AT THE OTHER END TO SAID BUCKET.
References Cited (Backward Citations)
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US2630231A
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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) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |