US3338281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nut cracker for macadamia and other nuts
Assignee: Coroga Co
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Filing: 1965-03-25
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Granted: 1967-08-29
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Expires: 1985-03-25
Abstract
No abstract record available.
Inventors
- 👤 Robert E Davy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:51
CPC Classifications
A; A47; A47J; A47J43/00; A47J43/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A NUTCRAKER, COMPRISING: A FRAME HAVING A HANDLE THEREON; SAID FRAME HAVING A NUT RECEIVING OPENING THEREIN; A SPLITTING BLADE PIVOTALLY ATTACHED AT ONE END TO SAID FRAME AT A POINT ADJACENT ONE SIDE OF SAID OPENING TO SWING PARTIALLY ACROSS SAID OPENING; SAID SPLITTING BLADE AND A PORTION OF SAID FRAME AT THE PERIPHERY OF SAID OPENING HAVING OPPOSED, SUBSTANTIALLY CO-PLANAR NUT PENETRATING EDGES; A HAND LEVER HAVING A PROXIMAL END SELECTIVELY PIVOTALLY ENGAGED WITH SAID FRAME AT A PLURALITY OF FULCRUM POSITIONS ARRANGED SUBSTANTIALLY IN AN ARC CENTERED ON SAID POINT, AND A FREE, DISTAL END PORTION IN OPPOSED RELATION TO SAID HANDLE, AN INTERMEDIATE PORTION OF SAID HAND LEVER BEING OPERATIVELY CONNECTED TO SAID SPLITTING BLADE.
Claim 2
Dependent Claim
119 words
A NUTCRAKER, COMPRISING: A FRAME HAVING A HANDLE THEREON; SAID FRAME HAVING A NUT RECEIVING OPENING THEREIN; A SPLITTING BLADE PIVOTALLY ATTACHED AT ONE END TO SAID FRAME AT A POINT ADJACENT ONE SIDE OF SAID OPENING TO SWING PARTIALLY ACROSS SAID OPENING; SAID SPLITTING BLADE AND A PORTION OF SAID FRAME AT THE PERIPHERY OF SAID OPENING HAVING OPPOSED, SUBSTANTIALLY CO-PLANAR NUT PENETRATING EDGES; A HAND LEVER HAVING A PROXIMAL END SELECTIVELY PIVOTALLY ENGAGED WITH SAID FRAME AT A PLURALITY OF FULCRUM POSITIONS ARRANGED SUBSTANTIALLY IN AN ARC CENTERED ON SAID POINT, AND A FREE, DISTAL END PORTION IN OPPOSED RELATION TO SAID HANDLE, AN INTERMEDIATE PORTION OF SAID HAND LEVER BEING OPERATIVELY CONNECTED TO SAID SPLITTING BLADE.
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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |