US3296932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milling machine
Assignee: ONSRUD MACHINE CORP
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Filing: 1965-03-18
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Granted: 1967-01-10
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Expires: 1985-03-18
Abstract
No abstract record available.
Inventors
- 👤 Pankonin Earl
- 👤 Karl P Ohlig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:21
CPC Classifications
B; B23; B23C; B23C3/00; B23C3/16; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/306664; Y10T409/307728
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
IN COMBINATION WITH A MILLING MACHINE HAVING A RELATIVELY LONGITUDINALLY MOVABLE MACHINE BED AND A CARRIAGE HAVING MEMBERS DISPOSED AT OPPOSITE SIDES OF SAID BED, AND A TOOL CARRYING CROSS-RAIL MOUNTED ADJACENT EACH END ON A MEMBER OF SUCH CARRIAGE; APPARATUS FOR VERTICAL POSITIONING OF SUCH CROSS-RAIL ON THE MEMBERS OF SUCH CARRIAGE COMPRISING FOUR VERTICAL SCREW MEMBERS DISPOSED AT FOUR SELECTED LOCATIONS WITHIN SUCH CROSS-RAIL, TWO EACH OF SUCH LOCATIONS BEING AT EACH MEMBER OF SUCH CARRIAGE, TWO BASES ON EACH OF SUCH MEMBERS FOR RECEIVING THE LOWER ENDS OF TWO OF SAID SCREWS, FOUR SCREW-NUT MEMBERS ATTACHED TO SUCH CROSS-RAIL AT SAID FOUR LOCATIONS AND ENGAGED WITH RESPECTIVE ONES OF SAID SCREW MEMBERS, DRIVE MOTOR MEANS, DRIVE MECHANISM CONNECTED BETWEEN SAID MOTOR MEANS AND SAID SCREW-NUT MEMBERS FOR SIMULTANEOUSLY DRIVING SAID SCREW-NUT MEMBERS UPON ENERGIZATION OF SAID MOTOR MEANS, AND SPACER MEMBERS FOR DISPOSITION BETWEEN THE UPPER PORTIONS OF SUCH CARRIAGE MEMBERS AND THE CORRESPONDING LOWER SURFACES OF SAID CROSS-RAIL.
Claim 2
Dependent Claim
162 words
IN COMBINATION WITH A MILLING MACHINE HAVING A RELATIVELY LONGITUDINALLY MOVABLE MACHINE BED AND A CARRIAGE HAVING MEMBERS DISPOSED AT OPPOSITE SIDES OF SAID BED, AND A TOOL CARRYING CROSS-RAIL MOUNTED ADJACENT EACH END ON A MEMBER OF SUCH CARRIAGE; APPARATUS FOR VERTICAL POSITIONING OF SUCH CROSS-RAIL ON THE MEMBERS OF SUCH CARRIAGE COMPRISING FOUR VERTICAL SCREW MEMBERS DISPOSED AT FOUR SELECTED LOCATIONS WITHIN SUCH CROSS-RAIL, TWO EACH OF SUCH LOCATIONS BEING AT EACH MEMBER OF SUCH CARRIAGE, TWO BASES ON EACH OF SUCH MEMBERS FOR RECEIVING THE LOWER ENDS OF TWO OF SAID SCREWS, FOUR SCREW-NUT MEMBERS ATTACHED TO SUCH CROSS-RAIL AT SAID FOUR LOCATIONS AND ENGAGED WITH RESPECTIVE ONES OF SAID SCREW MEMBERS, DRIVE MOTOR MEANS, DRIVE MECHANISM CONNECTED BETWEEN SAID MOTOR MEANS AND SAID SCREW-NUT MEMBERS FOR SIMULTANEOUSLY DRIVING SAID SCREW-NUT MEMBERS UPON ENERGIZATION OF SAID MOTOR MEANS, AND SPACER MEMBERS FOR DISPOSITION BETWEEN THE UPPER PORTIONS OF SUCH CARRIAGE MEMBERS AND THE CORRESPONDING LOWER SURFACES OF SAID CROSS-RAIL.
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) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |