Patent US3149828A successfully refreshed from Google Patents.
US3149828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjusting device for pressure regulator valve
Assignee: TDY Industries LLC
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Filing: 1962-02-13
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Granted: 1964-09-22
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Expires: 1982-02-13
Abstract
No abstract record available.
Inventors
- 👤 Wayne H Schutmaat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:59
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/063; G05D16/0644; G05D16/0655; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/972; Y10S411/999; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7822; Y10T137/7823; Y10T137/7826
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
147 words
THE COMBINATION OF AN EXTERNALLY THREADED SHAFT HAVING A THREAD ROOT; A NUT MEMBER ADAPTED TO BE FREELY THREADED ON SAID THREADED SHAFT FOR AXIAL MOVEMENT RELATIVE TO SAID THREADED SHAFT BY AN INTERNAL THREAD WHICH TERMINATES AT ONE END IN AN EDGE WHICH IS VOID OF ANY RADIALLY INWARDLY FACING WEDGE SHAPE; AND AN ABUTMENT BETWEEN TWO SUCCESSIVE TURNS OF THE EXTERNAL THREAD ON SAID SHAFT EXTENDING FROM A SIDE OF SAID SHAFT THREAD OUTWARDLY OF THE EXTERNAL THREAD ROOT, SAID ABUTMENT HAVING A SURFACE WHICH IS SUBSTANTIALLY PERPENDICULAR TO THE DIRECTION OF TRAVEL OF SAID INTERNAL THREAD ON SAID EXTERNAL THREAD AT SAID ABUTMENT AS THE NUT MEMBER IS ROTATED RELATIVE TO SAID SHAFT AND ENGAGEABLE WITH SAID EDGE WHEREBY A FRICTION CONNECTION BETWEEN SAID ABUTMENT AND SAID NUT IS AVOIDED WHEN SAID ONE END OF THE INTERNAL THREAD COMES INTO CONTACT WITH SAID ABUTMENT.
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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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |