Patent US3215005A successfully refreshed from Google Patents.
US3215005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple spindle drilling machine with adjustable spindles
Assignee: Individual
•
Filing: 1964-11-13
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Granted: 1965-11-02
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Expires: 1984-11-13
Abstract
No abstract record available.
Inventors
- 👤 Miyakawa Eizi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:09
CPC Classifications
B; B23; B23B; B23B39/00; B23B39/16; B23B39/161; B23B39/162; Y; Y10; Y10T; Y10T408/00; Y10T408/60; Y10T408/65; Y10T408/91; Y10T408/93; Y10T408/935
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A MULTI-SPINDLE DRILLING APPARATUS COMPRISING A CENTRAL GEAR ADAPTED TO BE ATTACHED TO THE MAIN SPINDLE OF A DRILLING MACHINE OR THE LIKE, A FRAME AROUND SAID CENTRAL GEAR IN WHICH SAID CENTRAL GEAR IS ROTATABLY MOUNTED, A PLURALITY OF INTERMEDIATE GEARS POSITIONED AROUND AND ENGAGED WITH SAID CENTRAL GEAR, A PLURALITY OF SHAFTS ADJUSTABLY MOUNTED ON SAID FRAME FOR ADJUSTING MOVEMENT ON A CIRCULAR PATH AROUND SAID CENTRAL SHAFT AND ON WHICH SHAFTS SAID INTERMEDIATE GEARS ARE MOUNTED, A PLURALITY OF DRILL GEARS, ONE ENGAGED WITH EACH INTERMEDIATE GEAR, A PLURALITY OF INDIVIDUAL DRILL SPINDLES ON WHICH IS RESPECTIVE DRILL GEARS ARE MOUNTED, AND A PLURALITY OF INDIVIDUAL LINKAGES ON WHICH THE RESPECTIVE DRILL SPINDLES ARE ROTATPATHS AROUND THE AXES OF SAID INTERMEDIATE GEARS, EACH LINKAGE HAVING ONE END PIVOTED ON AN INTERMEDIATE GEAR SHAFT AND THE OTHER END ADJUSTABLY PIVOTED ON SAID FRAME,
Claim 2
Dependent Claim
145 words
A MULTI-SPINDLE DRILLING APPARATUS COMPRISING A CENTRAL GEAR ADAPTED TO BE ATTACHED TO THE MAIN SPINDLE OF A DRILLING MACHINE OR THE LIKE, A FRAME AROUND SAID CENTRAL GEAR IN WHICH SAID CENTRAL GEAR IS ROTATABLY MOUNTED, A PLURALITY OF INTERMEDIATE GEARS POSITIONED AROUND AND ENGAGED WITH SAID CENTRAL GEAR, A PLURALITY OF SHAFTS ADJUSTABLY MOUNTED ON SAID FRAME FOR ADJUSTING MOVEMENT ON A CIRCULAR PATH AROUND SAID CENTRAL SHAFT AND ON WHICH SHAFTS SAID INTERMEDIATE GEARS ARE MOUNTED, A PLURALITY OF DRILL GEARS, ONE ENGAGED WITH EACH INTERMEDIATE GEAR, A PLURALITY OF INDIVIDUAL DRILL SPINDLES ON WHICH IS RESPECTIVE DRILL GEARS ARE MOUNTED, AND A PLURALITY OF INDIVIDUAL LINKAGES ON WHICH THE RESPECTIVE DRILL SPINDLES ARE ROTATPATHS AROUND THE AXES OF SAID INTERMEDIATE GEARS, EACH LINKAGE HAVING ONE END PIVOTED ON AN INTERMEDIATE GEAR SHAFT AND THE OTHER END ADJUSTABLY PIVOTED ON SAID FRAME,
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |