US3150681A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball valve
Assignee: Crane Co
•
Filing: 1961-05-29
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Granted: 1964-09-29
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Expires: 1981-05-29
Abstract
No abstract record available.
Inventors
- 👤 George E Hansen
- 👤 Korzenowski Anton
- 👤 Carl R Stone
- 👤 Robert H Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:59
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/08; F16K5/14; F16K5/20; F16K5/201; F16K5/202; Y; Y10; Y10T; Y10T137/00; Y10T137/598; Y10T137/6031; Y10T137/6035; Y10T137/6038; Y10T137/7504
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A BALL VALVE, A PORTED CASING THEREFOR, A PORTED ROTATABLE SPHEOIDAL CLOSURE MEMBER MOUNTED WITHIN SAID CASING, A FRUSTO-CONICAL PORTED CAGE MEMBER RECEIVING SAID CLOSURE MEMBER MOUNTED IN FLUID SEALING RELATION TO THE CASING, BODY SEAT RINGS AND BODY SEAT RING RETAINERS FOR THE SAID CLOSURE MEMBER MOUNTED IN PORTS OF SAID CAGE MEMBER LIMITEDLY MOVABLE AXIALLY RELATIVE TO SAID CLOSURE MEMBER, RESILIENT ANNULAR MEANS INTERPOSED IN THE PORTS OF SAID CAGE MEMBER BETWEEN AND IN CONTACTING RELATION WITH SAID CASING AND BODY SEAT RING RETAINERS AROUND THE PORTS OF THE CASING, MEANS COOPERATING WITH SAID CASING FOR HOLDING SAID CAGE MEMBER AGAINST SUBSTANTIAL AXIAL MOVEMENT RELATIVE TO SAID CASING IN ONE DIRECTION AND IN BIASED RELATION TO SAID RESILIENT ANNULAR MEANS IN THE OPPOSITE DIRECTIONS, RETAINING MEANS ON THE CAGE MEMBER FOR RETAINING THE SAID CLOSURE MEMBER WITHIN SAID CAGE MEMBER, COVER MEANS AT AN OUTER PORTION OF THE CASING FOR RETAINING SAID CLOSURE MEMBER IN AXIALLY FIXED ROTATABLE RELATION TO SAID CAGE
Claim 2
Dependent Claim
164 words
A BALL VALVE, A PORTED CASING THEREFOR, A PORTED ROTATABLE SPHEOIDAL CLOSURE MEMBER MOUNTED WITHIN SAID CASING, A FRUSTO-CONICAL PORTED CAGE MEMBER RECEIVING SAID CLOSURE MEMBER MOUNTED IN FLUID SEALING RELATION TO THE CASING, BODY SEAT RINGS AND BODY SEAT RING RETAINERS FOR THE SAID CLOSURE MEMBER MOUNTED IN PORTS OF SAID CAGE MEMBER LIMITEDLY MOVABLE AXIALLY RELATIVE TO SAID CLOSURE MEMBER, RESILIENT ANNULAR MEANS INTERPOSED IN THE PORTS OF SAID CAGE MEMBER BETWEEN AND IN CONTACTING RELATION WITH SAID CASING AND BODY SEAT RING RETAINERS AROUND THE PORTS OF THE CASING, MEANS COOPERATING WITH SAID CASING FOR HOLDING SAID CAGE MEMBER AGAINST SUBSTANTIAL AXIAL MOVEMENT RELATIVE TO SAID CASING IN ONE DIRECTION AND IN BIASED RELATION TO SAID RESILIENT ANNULAR MEANS IN THE OPPOSITE DIRECTIONS, RETAINING MEANS ON THE CAGE MEMBER FOR RETAINING THE SAID CLOSURE MEMBER WITHIN SAID CAGE MEMBER, COVER MEANS AT AN OUTER PORTION OF THE CASING FOR RETAINING SAID CLOSURE MEMBER IN AXIALLY FIXED ROTATABLE RELATION TO SAID CAGE
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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) | 1967-09-29 | 1968-03-30 | 1968-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-29 | 1972-03-30 | 1972-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-29 | 1976-03-30 | 1976-09-29 | $7700.00 | Window Closed / Lapsed |