Patent US574529A successfully refreshed from Google Patents.
Patent US3086408A successfully refreshed from Google Patents.
US3086408A
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US
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Portable angle drill jig
Assignee: Individual
•
Filing: 1961-10-10
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Granted: 1963-04-23
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Expires: 1981-10-10
Abstract
No abstract record available.
Inventors
- 👤 Carl W Donals
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:04
CPC Classifications
B; B25; B25H; B25H1/00; B25H1/0021; B25H1/0078; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/567
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A PORTABLE ANGLE DRILL JIG COMPRISING A WORK-ENGAGING BASE, A MEMBER FIXED TO AND EXTENDING AT RIGHT ANGLES FROM THE BASE, A DRILL BIT HOLDER PIVOTED ADJACENT ITS LOWER END ON SAID MEMBER, SAID MEMBER HAVING A PROTRACTOR SCALE CENTERED WITH RESPECT TO THE PIVOTAL AXIS OF THE HOLDER, AND CLAMPING MEANS SPACED FROM THE PIVOTAL AXIS OF THE HOLDER AND ACTING BETWEEN THE HOLDER AND SAID MEMBER FOR RETAINING THE HOLDER IN A SELECTED POSITION, SAID HOLDER BEING A RADIALLY ELONGATED BLOCK HAVING AN AXIAL DRILL BIT RECEIVING BORE EXTENDING THERETHROUGH AND HAVING AN ARCUATE LOWER END BEARING UPON THE BASE.
Claim 2
Dependent Claim
102 words
A PORTABLE ANGLE DRILL JIG COMPRISING A WORK-ENGAGING BASE, A MEMBER FIXED TO AND EXTENDING AT RIGHT ANGLES FROM THE BASE, A DRILL BIT HOLDER PIVOTED ADJACENT ITS LOWER END ON SAID MEMBER, SAID MEMBER HAVING A PROTRACTOR SCALE CENTERED WITH RESPECT TO THE PIVOTAL AXIS OF THE HOLDER, AND CLAMPING MEANS SPACED FROM THE PIVOTAL AXIS OF THE HOLDER AND ACTING BETWEEN THE HOLDER AND SAID MEMBER FOR RETAINING THE HOLDER IN A SELECTED POSITION, SAID HOLDER BEING A RADIALLY ELONGATED BLOCK HAVING AN AXIAL DRILL BIT RECEIVING BORE EXTENDING THERETHROUGH AND HAVING AN ARCUATE LOWER END BEARING UPON THE BASE.
References Cited (Backward Citations)
US1207717A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |