US3078888A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dovetailing machine and method
Assignee: Individual
•
Filing: 1960-11-03
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Granted: 1963-02-26
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Expires: 1980-11-03
Abstract
No abstract record available.
Inventors
- 👤 Herman L Bruemmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:16
CPC Classifications
B; B27; B27F; B27F1/00; B27F1/02; B27F1/06; A; A47; A47B; A47B2230/00; A47B2230/0074; A47B2230/0077
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
114 words
A METHOD OF FORMING A DOVETAIL TENON ON ONE END OF A WORK PIECE, INCLUDING THE STEPS OF: CUTTING WITH CHIPPER MEANS ELONGATED GROOVES OF ANGULAR CROSS SECTION ACROSS THE OPPOSITE SURFACES OF SAID WORK PIECE AT LOCATIONS SPACED INWARDLY OF ONE END THEREOF, THE DEFINING WALL OF EACH OF SAID GROOVES WHICH IS NEAR SAID ONE END EXTENDING OBLIQUELY FROM SAID SURFACE TOWARD THE OTHER END OF SAID WORK PIECE AND BEING ORIENTED AT A SLANT ANGLE OF APPROXIMATELY 52* AND, THEREAFTER, CUTTING THROUGH SAID WORK PIECE IN A PLANE WHICH IS PARALLEL TO SAID GROOVE AND WHICH INTERSECTS SAID DEFINING WALL TO PROVIDE A DOVETAIL TENON WITH TIP ANGLES OF APPROXIMATELY 38*.
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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |