US3264941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Precise repetitive positioning device
Assignee: Individual
•
Filing: 1965-05-11
•
Granted: 1966-08-09
•
Expires: 1985-05-11
Abstract
No abstract record available.
Inventors
- 👤 Miraglia Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:46
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/24; B23B29/242; B23B31/00; B23B31/02; B23B31/10; B23B31/107; B23B31/1075; B23Q; B23Q16/00; B23Q16/02; B23Q16/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49888; Y10T29/4998; Y10T29/49993; Y10T408/00; Y10T408/55; Y10T408/91; Y10T409/00; Y10T409/30; Y10T409/303752; Y10T409/309296; Y10T82/00; Y10T82/25; Y10T82/2585; Y10T82/2587
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A DEVICE FOR PRECISE REPETITIVE POSITIONING OF METAL MACHINING EQUIPMENT IN RELATION TO THE PIECE TO BE MACHINED WHICH COMPRISES, IN COMBINATION, (1) A MOVABLE AND A FIXED MEMBER EACH HAVING COMPLEMENTARY SHAPED ENGAGING FACES; (2) AT LEAST RIGID ACCURATELY POSITIONED AND DIMENSIONED PROJECTIONS EXTENDING AT LEAST 1/16 INCH FROM THE ENGAGING SURFACE OF ONE SAID MEMBER, THE SAID PROJECTIONS BEING MADE OF HARD, SHOCK-RESISTANT AND ABRASIVE-RESISTANT MATERIAL; AND (3) AT LEAST AS MANY BUSHINGS IN THE ENGAGING SURFACE OF THE SECOND SAID MEMEBR AS THERE ARE SAID PROJECTION IN THE ENGAGING FACE OF THE FIRST SAID MEMBER, SAID BUSHINGS BEING IMBEDDED IN A POCKET OF A LOW MELTING ALLOY COMPLETELY FILLING THE ENGAGING SURFACE EXPOSURE OF POCKETS IN SAID ENGAGING SURFACE, THE SAID CAVITY BEING LARGER THAN SAID BUSHING AND HAVING A MEANS FOR EXTERNAL ACCESS BY LIQUID FLOW, THE SAID ALLOY HAVING A MELTING POINT LOWER THAN THE ANNEALING TEMPERATURE OF SAID HARD, ABRASIVE AND SHOCKRESISTANT MATERIAL AND HAVING A NEGATIVE THERMAL COEFFICIENT OF EXPANSION, SAID BUSHINGS BEING ACCURATELY POSITIONED TO ENGAGE SAID PROJECTIONS.
Claim 2
Independent Claim
176 words
A DEVICE FOR PRECISE REPETITIVE POSITIONING OF METAL MACHINING EQUIPMENT IN RELATION TO THE PIECE TO BE MACHINED WHICH COMPRISES, IN COMBINATION, (1) A MOVABLE AND A FIXED MEMBER EACH HAVING COMPLEMENTARY SHAPED ENGAGING FACES; (2) AT LEAST RIGID ACCURATELY POSITIONED AND DIMENSIONED PROJECTIONS EXTENDING AT LEAST 1/16 INCH FROM THE ENGAGING SURFACE OF ONE SAID MEMBER, THE SAID PROJECTIONS BEING MADE OF HARD, SHOCK-RESISTANT AND ABRASIVE-RESISTANT MATERIAL; AND (3) AT LEAST AS MANY BUSHINGS IN THE ENGAGING SURFACE OF THE SECOND SAID MEMEBR AS THERE ARE SAID PROJECTION IN THE ENGAGING FACE OF THE FIRST SAID MEMBER, SAID BUSHINGS BEING IMBEDDED IN A POCKET OF A LOW MELTING ALLOY COMPLETELY FILLING THE ENGAGING SURFACE EXPOSURE OF POCKETS IN SAID ENGAGING SURFACE, THE SAID CAVITY BEING LARGER THAN SAID BUSHING AND HAVING A MEANS FOR EXTERNAL ACCESS BY LIQUID FLOW, THE SAID ALLOY HAVING A MELTING POINT LOWER THAN THE ANNEALING TEMPERATURE OF SAID HARD, ABRASIVE AND SHOCKRESISTANT MATERIAL AND HAVING A NEGATIVE THERMAL COEFFICIENT OF EXPANSION, SAID BUSHINGS BEING ACCURATELY POSITIONED TO ENGAGE SAID PROJECTIONS.
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |