Patent FR2172979A1 successfully refreshed from Google Patents.
US3217568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for controlling deep boring operations in a rotating object
Assignee: Individual
•
Filing: 1962-05-23
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Granted: 1965-11-16
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Expires: 1982-05-23
Abstract
No abstract record available.
Inventors
- 👤 Graffenried Albert L De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:41
CPC Classifications
B; B23; B23Q; B23Q11/00; B23Q11/08; B23B; B23B29/00; B23B29/03; B23B29/034; B23B29/03403; B23B29/03432; B23Q15/00; B23Q15/007; B23Q15/013; B23B2260/00; B23B2260/108; B23B2260/128; B23B2270/00; Y; Y10; Y10S; Y10S408/00; Y10S408/705; Y10T; Y10T408/00; Y10T408/16; Y10T408/175; Y10T82/00; Y10T82/12; Y10T82/125; Y10T82/128; Y10T82/25; Y10T82/2572
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A BORING DEVICE FOR DEEP BORING AN OBJECT ROTATING ABOUT AN AXIS, COMPRISING: A BORING TOOL ADAPTED TO BE ADVANCED SUBSTANTIALLY PARALLEL WITH SAID AXIS AND INCLUDING A CUTTING HEAD FOR CUTTING THE INTERIOR OF SAID ROTATING OBJECT; MEANS FOR ADVANCING SAID BORING TOOL; MEANS ADAPTED TO SENSE THE DIRECTION AND MAGNITUDE OF THE RUN-OUT FROM SAID AXIS TO THE CENTER OF A BORED HOLE MADE BY SAID CUTTING HEAD, SAID SENSING MEANS BEING ADAPTED TO GENERATE A RUN-OUT SIGNAL INDICATIVE OF SAID MAGNITUDE AND DIRECTION, WHEREBY THE POSITION OF THE BORING TOOL RELATIVE TO SAID AXIS MAY BE DETERMINED; FORCE GENERATING MEANS ADAPTED TO PROVIDE A FORCE ACTING ON THE CUTTING HEAD TO CAUSE RADIAL DISPLACEMENT OF SAID CUTTING HEAD RESPONSIVE TO SAID RUN-OUT SIGNAL WHEREBY SAID RUN-OUT MAY BE CONTROLLED IN DIRECTION AND MANGITUDE.
Claim 2
Dependent Claim
136 words
A BORING DEVICE FOR DEEP BORING AN OBJECT ROTATING ABOUT AN AXIS, COMPRISING: A BORING TOOL ADAPTED TO BE ADVANCED SUBSTANTIALLY PARALLEL WITH SAID AXIS AND INCLUDING A CUTTING HEAD FOR CUTTING THE INTERIOR OF SAID ROTATING OBJECT; MEANS FOR ADVANCING SAID BORING TOOL; MEANS ADAPTED TO SENSE THE DIRECTION AND MAGNITUDE OF THE RUN-OUT FROM SAID AXIS TO THE CENTER OF A BORED HOLE MADE BY SAID CUTTING HEAD, SAID SENSING MEANS BEING ADAPTED TO GENERATE A RUN-OUT SIGNAL INDICATIVE OF SAID MAGNITUDE AND DIRECTION, WHEREBY THE POSITION OF THE BORING TOOL RELATIVE TO SAID AXIS MAY BE DETERMINED; FORCE GENERATING MEANS ADAPTED TO PROVIDE A FORCE ACTING ON THE CUTTING HEAD TO CAUSE RADIAL DISPLACEMENT OF SAID CUTTING HEAD RESPONSIVE TO SAID RUN-OUT SIGNAL WHEREBY SAID RUN-OUT MAY BE CONTROLLED IN DIRECTION AND MANGITUDE.
References Cited (Backward Citations)
US3020786A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |