Patent US2629686A successfully refreshed from Google Patents.
Patent US3413764A successfully refreshed from Google Patents.
US3413764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deburring machine
Assignee: ROBERT DEAN KUNKLE
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Filing: 1966-12-05
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Granted: 1968-12-03
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Expires: 1986-12-05
Abstract
No abstract record available.
Inventors
- 👤 Kunkle Robert Dean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:04
CPC Classifications
B; B24; B24B; B24B31/00; B24B31/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A DEBURRING MACHINE COMPRISING: (A) A TANK FOR HOLDING THE MATERIAL TO BE DEBURRED; (B) SAID TANK HAVING A SUBSTANTIALLY HALF CYLINDRICAL BOTTOM AND A REAR WALL EXTENDING UPWARDLY FROM THE BACK PORTION OF SAID BOTTOM, SAID REAR WALL BEING INCLINED FORWARDLY AT AN ANGLE TO A VERTICAL PLANE THAT LIES TANGENT TO THE ARCUATE BOTTOM; (C) MEANS FOR SUPPORTING SAID TANK ONLY AT ITS REAR; AND (D) MEANS FOR APPLYING A VIBRATORY FORCE ONLY AT THE REAR OF SAID TANK, THE AMPLITUDE OF VIBRATION BEING GRADUALLY DAMPED FROM THE REAR TO THE FRONT OF SAID TANK; (E) WHEREBY THE MATERIAL IN SAID TANK WILL BE VIBRATED AND THE MASS OF MATERIAL THAT CONTACTS WITH THE REAR TANK WALL AND WITH THE PORTION OF THE ROUNDED BOTTOM
Claim 2
Dependent Claim
127 words
A DEBURRING MACHINE COMPRISING: (A) A TANK FOR HOLDING THE MATERIAL TO BE DEBURRED; (B) SAID TANK HAVING A SUBSTANTIALLY HALF CYLINDRICAL BOTTOM AND A REAR WALL EXTENDING UPWARDLY FROM THE BACK PORTION OF SAID BOTTOM, SAID REAR WALL BEING INCLINED FORWARDLY AT AN ANGLE TO A VERTICAL PLANE THAT LIES TANGENT TO THE ARCUATE BOTTOM; (C) MEANS FOR SUPPORTING SAID TANK ONLY AT ITS REAR; AND (D) MEANS FOR APPLYING A VIBRATORY FORCE ONLY AT THE REAR OF SAID TANK, THE AMPLITUDE OF VIBRATION BEING GRADUALLY DAMPED FROM THE REAR TO THE FRONT OF SAID TANK; (E) WHEREBY THE MATERIAL IN SAID TANK WILL BE VIBRATED AND THE MASS OF MATERIAL THAT CONTACTS WITH THE REAR TANK WALL AND WITH THE PORTION OF THE ROUNDED BOTTOM
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) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |