Patent US3246544A successfully refreshed from Google Patents.
US3246544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple drilling machine
Assignee: NEW ROCHELLE Manufacturing CO
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Filing: 1963-05-01
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Granted: 1966-04-19
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Expires: 1983-05-01
Abstract
No abstract record available.
Inventors
- 👤 Kermit H Cooper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:03
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/12; B23Q35/121; B23B; B23B39/00; B23B39/16; B23B39/24; Y; Y10; Y10T; Y10T408/00; Y10T408/08; Y10T408/16; Y10T408/17; Y10T408/21; Y10T408/36; Y10T408/38; Y10T408/3844; Y10T408/55; Y10T408/561; Y10T408/5612
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A PATTERN DRILLING MACHINE COMPRISING A HORIZONTAL TABLE FOR SUPPORTING A PLATE TO BE DRILLED AT SPACED POINTS, A FRAME SUPPORTING THE TABLE, A CONTACT PLATE SUBSTANTIALLY COEXTENSIVE WITH THE TABLE DISPOSED IN A VERTICAL PLANE AT THE SIDE OF THE FRAME, A CARRIAGE WITH A DRILL HEAD OVER THE TABLE, AN ELECTRICAL CONTACT FEELER DISPOSED OUTSIDE THE CONTACT PLATE FOR MOVEMENT OVER A PATTERN MADE OF THIN INSULATING MATERIAL SECURED ON THE CONTACT PLATE AND HAVING APPROPRIATELY LOCATED SMALL PERFORATIONS CORRESPONDING TO THOSE WHICH ARE TO BE MADE IN THE PLATE, MEANS TO SIMULTANEOUSLY MOVE THE CARRIAGE AND FEELER WITH A SCANNING MOVEMENT OVER THE TABLE AND PATTERN RESPECTIVELY, AND ELECTRICAL CIRCUITRY CONTROLLED BY THE CONTACT FEELER TO ARREST THE SCANNING MOVEMENT AND OPERATE THE DRILL HEAD WHEN A FEELER REACHES A PERFORATION IN THE PATTERN.
Claim 2
Dependent Claim
137 words
A PATTERN DRILLING MACHINE COMPRISING A HORIZONTAL TABLE FOR SUPPORTING A PLATE TO BE DRILLED AT SPACED POINTS, A FRAME SUPPORTING THE TABLE, A CONTACT PLATE SUBSTANTIALLY COEXTENSIVE WITH THE TABLE DISPOSED IN A VERTICAL PLANE AT THE SIDE OF THE FRAME, A CARRIAGE WITH A DRILL HEAD OVER THE TABLE, AN ELECTRICAL CONTACT FEELER DISPOSED OUTSIDE THE CONTACT PLATE FOR MOVEMENT OVER A PATTERN MADE OF THIN INSULATING MATERIAL SECURED ON THE CONTACT PLATE AND HAVING APPROPRIATELY LOCATED SMALL PERFORATIONS CORRESPONDING TO THOSE WHICH ARE TO BE MADE IN THE PLATE, MEANS TO SIMULTANEOUSLY MOVE THE CARRIAGE AND FEELER WITH A SCANNING MOVEMENT OVER THE TABLE AND PATTERN RESPECTIVELY, AND ELECTRICAL CIRCUITRY CONTROLLED BY THE CONTACT FEELER TO ARREST THE SCANNING MOVEMENT AND OPERATE THE DRILL HEAD WHEN A FEELER REACHES A PERFORATION IN THE PATTERN.
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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |