US3078749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting apparatus
Assignee: United Shoe Machinery Corp
•
Filing: 1959-07-30
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Granted: 1963-02-26
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Expires: 1979-07-30
Abstract
No abstract record available.
Inventors
- 👤 Richard B Maxner
- 👤 George H Cooper
- 👤 Leonard W Kupreance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:29
CPC Classifications
B; B23; B23B; B23B3/00; B23B3/22; B23B3/26; B23D; B23D31/00; G; G21; G21D; G21D1/00; G21D1/02; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10T; Y10T82/00; Y10T82/16; Y10T82/16426; Y10T82/16442; Y10T82/25; Y10T82/2522
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
231 words
IN APPARATUS FOR CUTTING AN ANNULAR GROOVE IN A METAL WORK PIECE, IN COMBINATION, A FRAME ADAPTED TO BE MOUNTED IN FIXED DISPOSITION RELATIVE TO A METAL WORK PIECE, A CAGE MOUNTED ON SAID FRAME FOR ROTARY MOVEMENT RELATIVE THERETO, POWER MEANS FOR EFFECTING ROTATION OF SAID CAGE, A TOOL SLIDE MOUNTED ON SAID CAGE AND ADAPTED TO SUPPORT A CUTTING TOOL, SAID SLIDE BEING MOUNTED FOR LINEAR MOVEMENT RELATIVE TO SAID CAGE IN A FEED PATH IN FEEDING A CUTTING TOOL TOWARD AND AWAY FROM THE WORK PIECE, A FEED HANDLE ROTATABLY MOUNTED ON THE FRAME, AND MEANS FOR EFFECTING FEEDING MOVEMENT OF THE TOOL SLIDE BY ROTATION OF THE HANDLE, SAID MEANS COMPRISING A LEAD SCREW AND NUT CONNECTED TO SAID CAGE AND TO SAID TOOL SLIDE FOR RELATIVE ROTATION TO CAUSE FEEDING MOVEMENT OF SAID SLIDE, A FIRST PINION CONNECTED TO SAID SCREW, A SECOND PINION CONNECTED TO SAID NUT, A FIRST GEAR FIXED TO SAID FRAME AND MESHING WITH ONE OF SAID PINIONS THROUGHOUT THE ROTATIONAL RANGE OF SAID CAGE, A SECOND GEAR MOUNTED ON SAID CAGE FOR ROTARY MOVEMENT RELATIVE THERETO AND ENGAGING SAID OTHER PINION THROUGHOUT THE ROTATIONAL RANGE OF SAID CAGE, THE TWO GEAR AND PINION RATIOS BEING EQUAL, AND CONNECTIONS ON SAID FRAME BETWEEN SAID ROTATABLE FEED HANDLE AND THE MOVABLE GEAR FOR EFFECTING ROTATION OF THE GEAR BY MOVEMENT OF THE HANDLE.
Claim 2
Dependent Claim
231 words
IN APPARATUS FOR CUTTING AN ANNULAR GROOVE IN A METAL WORK PIECE, IN COMBINATION, A FRAME ADAPTED TO BE MOUNTED IN FIXED DISPOSITION RELATIVE TO A METAL WORK PIECE, A CAGE MOUNTED ON SAID FRAME FOR ROTARY MOVEMENT RELATIVE THERETO, POWER MEANS FOR EFFECTING ROTATION OF SAID CAGE, A TOOL SLIDE MOUNTED ON SAID CAGE AND ADAPTED TO SUPPORT A CUTTING TOOL, SAID SLIDE BEING MOUNTED FOR LINEAR MOVEMENT RELATIVE TO SAID CAGE IN A FEED PATH IN FEEDING A CUTTING TOOL TOWARD AND AWAY FROM THE WORK PIECE, A FEED HANDLE ROTATABLY MOUNTED ON THE FRAME, AND MEANS FOR EFFECTING FEEDING MOVEMENT OF THE TOOL SLIDE BY ROTATION OF THE HANDLE, SAID MEANS COMPRISING A LEAD SCREW AND NUT CONNECTED TO SAID CAGE AND TO SAID TOOL SLIDE FOR RELATIVE ROTATION TO CAUSE FEEDING MOVEMENT OF SAID SLIDE, A FIRST PINION CONNECTED TO SAID SCREW, A SECOND PINION CONNECTED TO SAID NUT, A FIRST GEAR FIXED TO SAID FRAME AND MESHING WITH ONE OF SAID PINIONS THROUGHOUT THE ROTATIONAL RANGE OF SAID CAGE, A SECOND GEAR MOUNTED ON SAID CAGE FOR ROTARY MOVEMENT RELATIVE THERETO AND ENGAGING SAID OTHER PINION THROUGHOUT THE ROTATIONAL RANGE OF SAID CAGE, THE TWO GEAR AND PINION RATIOS BEING EQUAL, AND CONNECTIONS ON SAID FRAME BETWEEN SAID ROTATABLE FEED HANDLE AND THE MOVABLE GEAR FOR EFFECTING ROTATION OF THE GEAR BY MOVEMENT OF THE HANDLE.
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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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |