Patent US2188408A successfully refreshed from Google Patents.
Patent US3122818A successfully refreshed from Google Patents.
US3122818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe-end deburring tool
Assignee: United States Steel Corp
•
Filing: 1960-05-27
•
Granted: 1964-03-03
•
Expires: 1980-05-27
Abstract
No abstract record available.
Inventors
- 👤 Russell E Nance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:45
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/24; B23B29/248; B23B5/00; B23B5/16; B23B5/167; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1906; Y10T407/1908; Y10T407/1912; Y10T408/00; Y10T408/83; Y10T408/85; Y10T408/858; Y10T408/8588; Y10T408/85892; Y10T408/86; Y10T408/865; Y10T82/00; Y10T82/25; Y10T82/2572
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A TOOL HEAD FOR MOUNTING CUTTING TOOLS IN POSITIONS TO ENGAGE BOTH THE INSIDE AND OUTSIDE CIRCUMFERENTIAL EDGES OF A PIPE END, SAID TOOL HEAD COMPRISING BEARING MEANS ADAPTED TO BE FIXED TO A ROTATABLE SUPPORT, A BASE PIVOTED TO SAID BEARING MEANS ON AN AXIS PERPENDICULAR TO THE AXIS OF ROTATION AND RADIAL WITH RESPECT THERETO, ADJUSTABLE MEANS ENGAGING SAID BASE AND THE SUPPORT FOR PIVOTING THE BASE ABOUT SAID BEARING MEANS AND THUS VARYING ITS ANGLE OF CANT WITH RESPECT TO THE SUPPORT, AND TOOL MOUNT-
Claim 2
Dependent Claim
88 words
A TOOL HEAD FOR MOUNTING CUTTING TOOLS IN POSITIONS TO ENGAGE BOTH THE INSIDE AND OUTSIDE CIRCUMFERENTIAL EDGES OF A PIPE END, SAID TOOL HEAD COMPRISING BEARING MEANS ADAPTED TO BE FIXED TO A ROTATABLE SUPPORT, A BASE PIVOTED TO SAID BEARING MEANS ON AN AXIS PERPENDICULAR TO THE AXIS OF ROTATION AND RADIAL WITH RESPECT THERETO, ADJUSTABLE MEANS ENGAGING SAID BASE AND THE SUPPORT FOR PIVOTING THE BASE ABOUT SAID BEARING MEANS AND THUS VARYING ITS ANGLE OF CANT WITH RESPECT TO THE SUPPORT, AND TOOL MOUNT-
References Cited (Backward Citations)
DE144902C
Cited
GB106593A
Cited
US707472A
Cited
US1706512A
Cited
US1935493A
Cited
US2269320A
Cited
US2325334A
Cited
US2369875A
Cited
US2645000A
Cited
US2837001A
Cited
US2841039A
Cited
US2846757A
Cited
US2893110A
Cited
US2889721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |