US3103233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slider valve with side wipers
Assignee: Individual
•
Filing: 1960-10-10
•
Granted: 1963-09-10
•
Expires: 1980-10-10
Abstract
No abstract record available.
Inventors
- 👤 Hurst E Wulf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:11
CPC Classifications
F; F15; F15B; F15B13/00; F15B13/02; F15B13/04; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/8667
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
IN A SLIDER VALVE CONSTRUCTION, THE COMBINATION OF: A VALVE BODY MEMBER; A PLURALITY OF FLUID CONDUITS IN THE LOWER END OF SAID VALVE BODY MEMBER; A RECTANGULAR SLIDING VALVE MEMBER MOUNTED IN SAID VALVE BODY MEMBER ABOVE SAID FLUID CONDUITS FOR CONTROLLING THE FLOW OF FLUID THROUGH SAID CONDUITS; A PLURALITY OF SEALING WIPERS MOUNTED IN A PLURALITY OF RECESSES IN SAID VALVE BODY MEMBER ALONG THE OPPOSITE SIDES OF SAID SLIDING VALVE MEMBER AND HAVING FLAT SIDES FOR SEALING ENGAGEMENT WITH THE VALVE BODY MEMBER AND HAVING FLAT SIDES FOR SEALING ENGAGEMENT WITH THE RECTANGULAR SLIDING VALVE MEMBER TO PREVENT PASSAGE OF FLUID THEREBETWEEN; AND, MEANS FOR URGING THE SEALING WIPERS INTO SEALING ENGAGEMENT AGAINST SAID SLIDING VALVE MEMBER AND SAID VALVE BODY MEMBER.
Claim 2
Dependent Claim
126 words
IN A SLIDER VALVE CONSTRUCTION, THE COMBINATION OF: A VALVE BODY MEMBER; A PLURALITY OF FLUID CONDUITS IN THE LOWER END OF SAID VALVE BODY MEMBER; A RECTANGULAR SLIDING VALVE MEMBER MOUNTED IN SAID VALVE BODY MEMBER ABOVE SAID FLUID CONDUITS FOR CONTROLLING THE FLOW OF FLUID THROUGH SAID CONDUITS; A PLURALITY OF SEALING WIPERS MOUNTED IN A PLURALITY OF RECESSES IN SAID VALVE BODY MEMBER ALONG THE OPPOSITE SIDES OF SAID SLIDING VALVE MEMBER AND HAVING FLAT SIDES FOR SEALING ENGAGEMENT WITH THE VALVE BODY MEMBER AND HAVING FLAT SIDES FOR SEALING ENGAGEMENT WITH THE RECTANGULAR SLIDING VALVE MEMBER TO PREVENT PASSAGE OF FLUID THEREBETWEEN; AND, MEANS FOR URGING THE SEALING WIPERS INTO SEALING ENGAGEMENT AGAINST SAID SLIDING VALVE MEMBER AND SAID VALVE BODY MEMBER.
References Cited (Backward Citations)
US2967514A
Cited
US2506111A
Cited
US2875782A
Cited
US2830619A
Cited
US2910050A
Cited
US2938704A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |