Patent US3146677A successfully refreshed from Google Patents.
US3146677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaping and slotting machines
Assignee: CHIEF MECHANICAL ENGINEER OF C
•
Filing: 1961-05-23
•
Granted: 1964-09-01
•
Expires: 1981-05-23
Abstract
No abstract record available.
Inventors
- 👤 Kochar Raj
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:26
CPC Classifications
B; B23; B23D; B23D13/00; B23D13/005; Y; Y10; Y10T; Y10T409/00; Y10T409/50; Y10T409/504756; Y10T409/506232; Y10T409/506396; Y10T409/506888; Y10T409/507052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
A MACHINE COMPRISING A RAM, MEANS FOR RECIPROCATING SAID RAM TO PROVIDE FORWARD AND RETURN STROKES THEREFOR, TWO CUTTING TOOLS, MEANS SUPPORTING SAID TOOLS ON SAID RAM FACING IN OPPOSITE DIRECTION ON A LINE PARALLEL TO THE DIRECTION OF SAID STROKES OF SAID RAM, MEANS FOR SUPPORTING A WORKPIECE IN OPERATIVE ASSOCIATION WITH SAID TOOLS WHEREBY A CUTTING FUNCTION CAN BE PROVIDED ON SAID WORKPIECE DURING EACH STROKE OF THE RAM, MEANS COUPLED TO THE MEANS SUPPORTING THE TOOLS FOR ALTERNATELY MOVING THE TOOLS IN SAID MEANS TO OPERATIVELY POSITION A SUCCESSIVE TOOL WITH RESPECT TO SAID WORKPIECE FOR EACH STROKE OF THE RAM WHEREBY EACH TOOL IS ADAPTED FOR PERFORMING A CUTTING OPERATION ON THE WORKPIECE FOR ALTERNATE STROKES OF THE RAM, AND MEANS COUPLED TO THE MEANS SUPPORTING THE WORKPIECE FOR MOVING THE SAME CROSSWISE OF THE RAM AT THE COMPLETION OF EACH STROKE OF THE RAM, THE LATTER MEANS INCLUDING A PAWL AND RATCHET ARRANGEMENT, A FEED GEAR FOR DRIVING THE PAWL AND RATCHET ARRANGEMENT, AND A DRIVING PINION FOR OPERATING THE FEED GEAR, SAID DRIVING PINION BEING COUPLED TO THE MEANS FOR RECIPROCATING SAID RAM, SUCH THAT THE WORKPIECE IS FED CROSSWISE OF THE RAM WITH EVERY CHANGE OF DIRECTION OF MOVEMENT OF THE RAM.
Claim 2
Dependent Claim
209 words
A MACHINE COMPRISING A RAM, MEANS FOR RECIPROCATING SAID RAM TO PROVIDE FORWARD AND RETURN STROKES THEREFOR, TWO CUTTING TOOLS, MEANS SUPPORTING SAID TOOLS ON SAID RAM FACING IN OPPOSITE DIRECTION ON A LINE PARALLEL TO THE DIRECTION OF SAID STROKES OF SAID RAM, MEANS FOR SUPPORTING A WORKPIECE IN OPERATIVE ASSOCIATION WITH SAID TOOLS WHEREBY A CUTTING FUNCTION CAN BE PROVIDED ON SAID WORKPIECE DURING EACH STROKE OF THE RAM, MEANS COUPLED TO THE MEANS SUPPORTING THE TOOLS FOR ALTERNATELY MOVING THE TOOLS IN SAID MEANS TO OPERATIVELY POSITION A SUCCESSIVE TOOL WITH RESPECT TO SAID WORKPIECE FOR EACH STROKE OF THE RAM WHEREBY EACH TOOL IS ADAPTED FOR PERFORMING A CUTTING OPERATION ON THE WORKPIECE FOR ALTERNATE STROKES OF THE RAM, AND MEANS COUPLED TO THE MEANS SUPPORTING THE WORKPIECE FOR MOVING THE SAME CROSSWISE OF THE RAM AT THE COMPLETION OF EACH STROKE OF THE RAM, THE LATTER MEANS INCLUDING A PAWL AND RATCHET ARRANGEMENT, A FEED GEAR FOR DRIVING THE PAWL AND RATCHET ARRANGEMENT, AND A DRIVING PINION FOR OPERATING THE FEED GEAR, SAID DRIVING PINION BEING COUPLED TO THE MEANS FOR RECIPROCATING SAID RAM, SUCH THAT THE WORKPIECE IS FED CROSSWISE OF THE RAM WITH EVERY CHANGE OF DIRECTION OF MOVEMENT OF THE RAM.
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 |