Patent US3134411A successfully refreshed from Google Patents.
US3134411A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Router attachment for table saws
Assignee: Individual
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Filing: 1961-06-29
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Granted: 1964-05-26
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Expires: 1981-06-29
Abstract
No abstract record available.
Inventors
- 👤 Louis C Broyles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:59
CPC Classifications
B; B27; B27C; B27C9/00; B27C9/02; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8789; Y10T83/8794
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
133 words
IN A ROUTER ATTACHMENT FOR A CIRCULAR SAW TABLE HAVING A SAW SLOT THEREIN, A SAW POCKET IN SAID TABLE DEPENDING BELOW SAID SLOT, AND A DRIVEN SAW SHAFT IN SAID SAW POCKET, IN COMBINATION, A UNIT COMPRISING A HOUSING SUPPORTED IN SAID SAW SLOT AND DEPENDING INTO SAID SAW POCKET BELOW SAID TABLE AND EMBRACING SAID SAW SHAFT, A RING GEAR HAVING A HUB MEMBER JOURNALED IN SAID HOUSING FOR ROTATION IN A VERTICAL PLANE AND HAVING MEANS FOR ATTACHMENT TO SAID SAW SHAFT IN SAID SAW POCKET, A VERTICAL SHAFT IN THE UPPER PORTION OF SAID HOUSING EXTENDING THROUGH SAID SAW SLOT AND ABOVE SAID TABLE AND HAVING A SHAPER TOOL ATTACHED TO ITS UPPER END, AND A BEVELED PINION ON SAID VERTICAL SHAFT HAVING DRIVEN CONNECTION WITH SAID RING GEAR.
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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |