US3228655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valves
Assignee: Anderson Greenwood and Co
•
Filing: 1963-02-21
•
Granted: 1966-01-11
•
Expires: 1983-02-21
Abstract
No abstract record available.
Inventors
- 👤 Irvin B Weise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:20
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
234 words
A VALVE COMPRISING, A BODY HAVING AN INLET PASSAGE AND AN OUTLET PASSAGE, SAID BODY HAVING A BORE THEREIN COMMUNICATING WITH SAID INLET AND OUTLET PASSAGES, A SHOULDER FORMED BY SAID BORE AND A COUNTERBORE, SAID SHOULDER BEING DISPOSED BETWEEN SAID INLET AND SAID OUTLET PASSAGES, A BONNET DISPOSED IN SAID BORE IN SEALING ENGAGEMENT WITH THE WALL OF SAID BORE, THE END OF SAID BONNET BEING SPACED FROM SAID SHOULDER, AN ANNULAR SEATING MEMBER DISPOSED BETWEEN SAID SHOULDER AND SAID END OF SAID BONNET IN ENGAGEMENT WITH SAID SHOULDER, AN ANNULAR RESILIENT RETAINING WASHER CONFINED BETWEEN THE SAID SEATING MEMBER AND SAID END OF SAID BONNET WHEREBY SAID SEATING MEMBER IS RETAINED IN PLACE, SAID ANNULAR RESILIENT RETAINING WASHER HAVING SUFFICIENT RESILIENCY TO COMPENSATE FOR VARYING DISTANCES BETWEEN SAID END OF SAID BONNET AND SAID SEATING MEMBER, SAID ANNULAR RESILIENT RETAINING WASHER BEING FORMED TO PROVIDE FLOW PASSAGES THERETHROUGH, THE EXTERNAL DIAMETER OF SAID ANNULAR RESILIENT RETAINING WASHER BEING SLIGHTLY LESS THAN THE DIAMETER OF SAID COUNTERBORE SO THAT SAID COUNTERBORE MAINTAINS SAID RETAINING WASHER SUBSTANTIALLY CONCENTRIC THEREWITH, SAID BONNET HAVING A BORE THERETHROUGH, AND A STEM DISPOSED IN SAID BORE THROUGH SAID BONNET IN SEALING ENGAGEMENT THEREWITH AND MOVABLE RELATIVE THERETO, SAID STEM HAVING A SEATING SURFACE FORMED ON ONE END THEREOF, SAID SEATING SURFACE ADAPTED FOR MOVEMENT INTO SEALING ENGAGEMENT WITH SAID SEATING MEMBER WHEREBY FLOW THROUGH SAID VALVE IS PREVENTED.
Claim 2
Dependent Claim
234 words
A VALVE COMPRISING, A BODY HAVING AN INLET PASSAGE AND AN OUTLET PASSAGE, SAID BODY HAVING A BORE THEREIN COMMUNICATING WITH SAID INLET AND OUTLET PASSAGES, A SHOULDER FORMED BY SAID BORE AND A COUNTERBORE, SAID SHOULDER BEING DISPOSED BETWEEN SAID INLET AND SAID OUTLET PASSAGES, A BONNET DISPOSED IN SAID BORE IN SEALING ENGAGEMENT WITH THE WALL OF SAID BORE, THE END OF SAID BONNET BEING SPACED FROM SAID SHOULDER, AN ANNULAR SEATING MEMBER DISPOSED BETWEEN SAID SHOULDER AND SAID END OF SAID BONNET IN ENGAGEMENT WITH SAID SHOULDER, AN ANNULAR RESILIENT RETAINING WASHER CONFINED BETWEEN THE SAID SEATING MEMBER AND SAID END OF SAID BONNET WHEREBY SAID SEATING MEMBER IS RETAINED IN PLACE, SAID ANNULAR RESILIENT RETAINING WASHER HAVING SUFFICIENT RESILIENCY TO COMPENSATE FOR VARYING DISTANCES BETWEEN SAID END OF SAID BONNET AND SAID SEATING MEMBER, SAID ANNULAR RESILIENT RETAINING WASHER BEING FORMED TO PROVIDE FLOW PASSAGES THERETHROUGH, THE EXTERNAL DIAMETER OF SAID ANNULAR RESILIENT RETAINING WASHER BEING SLIGHTLY LESS THAN THE DIAMETER OF SAID COUNTERBORE SO THAT SAID COUNTERBORE MAINTAINS SAID RETAINING WASHER SUBSTANTIALLY CONCENTRIC THEREWITH, SAID BONNET HAVING A BORE THERETHROUGH, AND A STEM DISPOSED IN SAID BORE THROUGH SAID BONNET IN SEALING ENGAGEMENT THEREWITH AND MOVABLE RELATIVE THERETO, SAID STEM HAVING A SEATING SURFACE FORMED ON ONE END THEREOF, SAID SEATING SURFACE ADAPTED FOR MOVEMENT INTO SEALING ENGAGEMENT WITH SAID SEATING MEMBER WHEREBY FLOW THROUGH SAID VALVE IS PREVENTED.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |