Patent EP0303719A1 successfully refreshed from Google Patents.
Patent US3254547A successfully refreshed from Google Patents.
US3254547A
Expired / Lapsed
US
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Adjustable positioners for electric drills and the like
Assignee: Buck Manufacturing Co
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Filing: 1963-07-25
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Granted: 1966-06-07
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Expires: 1983-07-25
Abstract
No abstract record available.
Inventors
- 👤 John N Engelsted
- 👤 William E Lundgren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:32
CPC Classifications
B; B25; B25H; B25H1/00; B25H1/0021; B25H1/0057; B25H1/0064; B25H1/0071; Y; Y10; Y10S; Y10S408/00; Y10S408/712; Y10T; Y10T408/00; Y10T408/55; Y10T408/554; Y10T408/91; Y10T408/93
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
IN A RADIAL POSITIONER FOR A DRILL MOUNT OR THE LIKE, A FRAME STRUCTURE COMPRISING AN UPRIGHT POST HAVING MEANS FOR SUPPORTING A DRILL BIT FOR VERTICAL ADJUSTING MOVEMENT WITH RESPECT THERETO, A BASE STRUCTURE FORMING A SUPPORTING FOOT FOR SAID FRAME STRUCTURE AND INCLUDING GRIPPING MEANS FOR ATTACHING THE BASE STRUCTURE TO THE WORK SURFACE, A PLATE MEMBER SECURED TO THE BOTTOM OF SAID FRAME STRUCTURE, SAID PLATE MEMBER HAVING AN ELONGATED OPENING THEREIN, HOLDING MEANS SECURED TO SAID GRIPPING MEANS AND EXTENDING THROUGH SAID ELONGATED OPENING FOR ADJUSTABLY HOLDING SAID PLATE MEMBER ON SAID GRIPPING MEANS, A PLURALITY OF SPHERICAL MEMBERS POSITIONED IN A CAVITY IN SAID PLATE MEMBER, SAID HOLDING MEANS HAVING A MEMBER ADAPTED TO EXTEND OVER SAID CAVITY, AND ACTUATING MEANS FOR PRESSING SAID SELECTED ONES OF SAID SPHERICAL MEMBERS INTO ENGAGEMENT WITH SAID LAST-MENTIONED MEMBER AND LOCKING SAID FRAME STRUCTURE AND SAID BASE STRUCTURE IN A SELECTED POSITION WITH RESPECT TO EACH OTHER.
Claim 2
Dependent Claim
159 words
IN A RADIAL POSITIONER FOR A DRILL MOUNT OR THE LIKE, A FRAME STRUCTURE COMPRISING AN UPRIGHT POST HAVING MEANS FOR SUPPORTING A DRILL BIT FOR VERTICAL ADJUSTING MOVEMENT WITH RESPECT THERETO, A BASE STRUCTURE FORMING A SUPPORTING FOOT FOR SAID FRAME STRUCTURE AND INCLUDING GRIPPING MEANS FOR ATTACHING THE BASE STRUCTURE TO THE WORK SURFACE, A PLATE MEMBER SECURED TO THE BOTTOM OF SAID FRAME STRUCTURE, SAID PLATE MEMBER HAVING AN ELONGATED OPENING THEREIN, HOLDING MEANS SECURED TO SAID GRIPPING MEANS AND EXTENDING THROUGH SAID ELONGATED OPENING FOR ADJUSTABLY HOLDING SAID PLATE MEMBER ON SAID GRIPPING MEANS, A PLURALITY OF SPHERICAL MEMBERS POSITIONED IN A CAVITY IN SAID PLATE MEMBER, SAID HOLDING MEANS HAVING A MEMBER ADAPTED TO EXTEND OVER SAID CAVITY, AND ACTUATING MEANS FOR PRESSING SAID SELECTED ONES OF SAID SPHERICAL MEMBERS INTO ENGAGEMENT WITH SAID LAST-MENTIONED MEMBER AND LOCKING SAID FRAME STRUCTURE AND SAID BASE STRUCTURE IN A SELECTED POSITION WITH RESPECT TO EACH OTHER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |