Patent US3146646A successfully refreshed from Google Patents.
US3146646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for machining arcuate bodies of round cross-section
Assignee: Schmidt and Clemens GmbH and Co
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Filing: 1961-07-24
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Granted: 1964-09-01
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Expires: 1981-07-24
Abstract
No abstract record available.
Inventors
- 👤 Mucklenbeck Max
- 👤 Muller Erhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:43
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/36; B23; B23B; B23B3/00; B23B3/22; B23B3/26; B23B5/00; B23B5/36; B23B5/365; B24B27/00; B24B27/003; Y; Y10; Y10T; Y10T82/00; Y10T82/14; Y10T82/141; Y10T82/25; Y10T82/2527
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
210 words
AN APPARATUS FOR MACHINING AN ARCUATE BODY OF ROUND CROSS-SECTION, COMPRISING A BASE, A HOLDER FOR SAID BODY, SUPPORT MEANS FOR SAID HOLDER ON SAID BASE, PIVOTING MEANS SWINGABLY INTERCONNECTING SAID BASE AND SAID SUPPORT MEANS FOR ANGULARLY DISPLACING SAID BODY RELATIVELY TO SAID BASE ALONG A CURVED PATH HAVING A FULCRUM DEFINED BY SAID PIVOTING MEANS, A TOOL CARRIER DISPOSED AT A LOCATION ALONG SAID PATH, MEANS ON SAID CARRIER FOR GUIDING A TOOL IN A CIRCULAR ORBIT ABOUT SAID BODY IN A SUBSTANTIALLY RADIAL PLANE OF SAID CURVED PATH, SAID PIVOTING MEANS INCLUDING A FIRST FORMATION FIXED TO SAID SUPPORT MEANS AND A MATING SECOND FORMATION SLIDABLE ON SAID MEANS AND A MATING SECOND FORMATION SLIDABLE ON SAID BASE ALONG A LINEAR TRACK LYING SUBSTANTIALLY WITHIN SAID PLANE, DRIVE MEANS FOR DISPLACING SAID TOOL ALONG SAID ORBIT IN ENGAGEMENT WITH THE PERIPHERY OF SAID BODY, AND ADJUSTING MEANS FOR VARYING THE DISTANCE BETWEEN SAID FULCRUM AND THE ORBITAL CENTER OF SAID TOOL IN THE COURSE OF A MACHINE OPERATION BY DISPLACING SAID SECOND FORMATION ALONG SAID TRACK RELATIVELY TO SAID BASE, SAID HOLDER BEING MOUNTED ON SAID SUPPORT MEANS FOR RELATIVE COMPENSATING DISPLACEMENT PARALLEL TO SAID TRACK WHEREBY SAID BODY IS MAINTAINED CENTERED WITH REFERENCE TO SAID ORBIT.
Claim 2
Independent Claim
210 words
AN APPARATUS FOR MACHINING AN ARCUATE BODY OF ROUND CROSS-SECTION, COMPRISING A BASE, A HOLDER FOR SAID BODY, SUPPORT MEANS FOR SAID HOLDER ON SAID BASE, PIVOTING MEANS SWINGABLY INTERCONNECTING SAID BASE AND SAID SUPPORT MEANS FOR ANGULARLY DISPLACING SAID BODY RELATIVELY TO SAID BASE ALONG A CURVED PATH HAVING A FULCRUM DEFINED BY SAID PIVOTING MEANS, A TOOL CARRIER DISPOSED AT A LOCATION ALONG SAID PATH, MEANS ON SAID CARRIER FOR GUIDING A TOOL IN A CIRCULAR ORBIT ABOUT SAID BODY IN A SUBSTANTIALLY RADIAL PLANE OF SAID CURVED PATH, SAID PIVOTING MEANS INCLUDING A FIRST FORMATION FIXED TO SAID SUPPORT MEANS AND A MATING SECOND FORMATION SLIDABLE ON SAID MEANS AND A MATING SECOND FORMATION SLIDABLE ON SAID BASE ALONG A LINEAR TRACK LYING SUBSTANTIALLY WITHIN SAID PLANE, DRIVE MEANS FOR DISPLACING SAID TOOL ALONG SAID ORBIT IN ENGAGEMENT WITH THE PERIPHERY OF SAID BODY, AND ADJUSTING MEANS FOR VARYING THE DISTANCE BETWEEN SAID FULCRUM AND THE ORBITAL CENTER OF SAID TOOL IN THE COURSE OF A MACHINE OPERATION BY DISPLACING SAID SECOND FORMATION ALONG SAID TRACK RELATIVELY TO SAID BASE, SAID HOLDER BEING MOUNTED ON SAID SUPPORT MEANS FOR RELATIVE COMPENSATING DISPLACEMENT PARALLEL TO SAID TRACK WHEREBY SAID BODY IS MAINTAINED CENTERED WITH REFERENCE TO SAID ORBIT.
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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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |