US3098328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grinding machine
Assignee: Saint Gobain Abrasives Inc
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Filing: 1961-12-18
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Granted: 1963-07-23
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Expires: 1981-12-18
Abstract
No abstract record available.
Inventors
- 👤 Roger H Fournier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:19
CPC Classifications
B; B24; B24B; B24B49/00; B24B47/00; B24B47/02; B24B47/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
IN APPARATUS FOR MACHINING A WORK PIECE HAVING OPPOSED SPACED SURFACES, INCLUDING A WORK-SUPPORTING ASSEMBLY FOR SUPPORTING A WORK PIECE FOR AXIAL MOVEMENT AND A CUTTING TOOL SUPPORTED FOR TRANSVERSE MOVEMENT INTO ENGAGEMENT WITH A WORK PIECE; A DEVICE FOR ALIGNING THE OPPOSED SPACED SURFACES AXIALLY WITH RESPECT TO THE CUTTING TOOL PREPARATORY TO A MACHINE OPERATION, COMPRISING A CAM HAVING SYMMETRICALLY DISPOSED LOBES, SAID CAM BEING SUPPORTED FOR PIVOTAL MOVEMENT ABOUT A FIRST AXIS AND FOR ROTARY MOVEMENT ABOUT A FIRST AXIS THEREFROM AND PARALLEL THERETO, MEANS FOR POSITIONING THE CAM BETWEEN THE OPPOSED SPACED SURFACES OF A WORK PIECE MEANS FOR EFFECTING ROTATION OF THE CAM ABOUT THE FIRST AXIS TO ENGAGE ITS LOBES WITH BOTH OF THE OPPOSED SPACED SURFACES, DRIVE MEANS OPERABLE TO EFFECT AXIAL MOVEMENT OF THE WORK PIECE SUPPORTED IN THE APPARATUS AND CONCURRENT DISPLACEMENT OF THE CAM ENGAGED THEREWITH RELATIVE TO THE CUTTING TOOL, AND CONTROL MEANS ACTUATED BY MOVEMENT OF SAID CAM INTO A PREDETERMINED POSITION RELATIVE TO THE SECOND AXIS TO DEACTIVATE SAID DRIVE MEANS AND SECURED A WORK PIECE SUPPORTED IN THE APPARATUS WITH ITS OPPOSED SPACED SURFACES IN A PREDETERMINED AXIAL POSITION RELATIVE TO THE CUTTING TOOL.
Claim 2
Dependent Claim
198 words
IN APPARATUS FOR MACHINING A WORK PIECE HAVING OPPOSED SPACED SURFACES, INCLUDING A WORK-SUPPORTING ASSEMBLY FOR SUPPORTING A WORK PIECE FOR AXIAL MOVEMENT AND A CUTTING TOOL SUPPORTED FOR TRANSVERSE MOVEMENT INTO ENGAGEMENT WITH A WORK PIECE; A DEVICE FOR ALIGNING THE OPPOSED SPACED SURFACES AXIALLY WITH RESPECT TO THE CUTTING TOOL PREPARATORY TO A MACHINE OPERATION, COMPRISING A CAM HAVING SYMMETRICALLY DISPOSED LOBES, SAID CAM BEING SUPPORTED FOR PIVOTAL MOVEMENT ABOUT A FIRST AXIS AND FOR ROTARY MOVEMENT ABOUT A FIRST AXIS THEREFROM AND PARALLEL THERETO, MEANS FOR POSITIONING THE CAM BETWEEN THE OPPOSED SPACED SURFACES OF A WORK PIECE MEANS FOR EFFECTING ROTATION OF THE CAM ABOUT THE FIRST AXIS TO ENGAGE ITS LOBES WITH BOTH OF THE OPPOSED SPACED SURFACES, DRIVE MEANS OPERABLE TO EFFECT AXIAL MOVEMENT OF THE WORK PIECE SUPPORTED IN THE APPARATUS AND CONCURRENT DISPLACEMENT OF THE CAM ENGAGED THEREWITH RELATIVE TO THE CUTTING TOOL, AND CONTROL MEANS ACTUATED BY MOVEMENT OF SAID CAM INTO A PREDETERMINED POSITION RELATIVE TO THE SECOND AXIS TO DEACTIVATE SAID DRIVE MEANS AND SECURED A WORK PIECE SUPPORTED IN THE APPARATUS WITH ITS OPPOSED SPACED SURFACES IN A PREDETERMINED AXIAL POSITION RELATIVE TO THE CUTTING TOOL.
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) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |