US3269698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: WHITEY RESEARCH TOOL Co
•
Filing: 1963-09-27
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Granted: 1966-08-30
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Expires: 1983-09-27
Abstract
No abstract record available.
Inventors
- 👤 Ulrich H Koch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:52
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A VALVE HAVING A BODY, A VALVE STEM, A BONNET SECURED TO SAID BODY AND SUPPORTING SAID VALVE STEM FOR LONGITUDINAL MOVEMENT THEREIN, PACKING MATERIAL IN SAID BONNET AND SURROUNDING A PORTION OF SAID STEM, AN ADJUSTABLE PACKING ASSEMBLY COMPRISING A GLAND SLIDABLY MOUNTED ON SAID STEM AND ADAPTED TO ENGAGE SAID PACKING MATERIAL TO EXERT A COMPRESSIVE FORCE THEREAGAINST, RADIALLY PROJECTING PIN MEANS ASSOCIATED WITH SAID GLAND AND PROJECTING OUTWARDLY THROUGH SLOTS IN THE WALLS OF SAID BONNET, AN ADJUSTMENT NUT ENCIRCLING SAID BONNET AND BEING THREADEDLY SECURED THERETO, RING MEANS RECEIVED IN A GROOVE IN SAID ADJUSTMENT NUT WITH THE RADIALLY OUTER ENDS OF SAID PIN MEANS BEING SECURED TO SAID RING MEANS AND THE RADIALLY INNER
Claim 2
Dependent Claim
120 words
IN A VALVE HAVING A BODY, A VALVE STEM, A BONNET SECURED TO SAID BODY AND SUPPORTING SAID VALVE STEM FOR LONGITUDINAL MOVEMENT THEREIN, PACKING MATERIAL IN SAID BONNET AND SURROUNDING A PORTION OF SAID STEM, AN ADJUSTABLE PACKING ASSEMBLY COMPRISING A GLAND SLIDABLY MOUNTED ON SAID STEM AND ADAPTED TO ENGAGE SAID PACKING MATERIAL TO EXERT A COMPRESSIVE FORCE THEREAGAINST, RADIALLY PROJECTING PIN MEANS ASSOCIATED WITH SAID GLAND AND PROJECTING OUTWARDLY THROUGH SLOTS IN THE WALLS OF SAID BONNET, AN ADJUSTMENT NUT ENCIRCLING SAID BONNET AND BEING THREADEDLY SECURED THERETO, RING MEANS RECEIVED IN A GROOVE IN SAID ADJUSTMENT NUT WITH THE RADIALLY OUTER ENDS OF SAID PIN MEANS BEING SECURED TO SAID RING MEANS AND THE RADIALLY INNER
References Cited (Backward Citations)
US1794442A
Cited
US2109801A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |