US3213672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiator test apparatus
Assignee: Individual
•
Filing: 1963-12-09
•
Granted: 1965-10-26
•
Expires: 1983-12-09
Abstract
No abstract record available.
Inventors
- 👤 Myron C Orr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:29
CPC Classifications
F; F01; F01P; F01P11/00; G; G01; G01M; G01M3/00; G01M3/02; G01M3/26; G01M3/32; G01M3/3227
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
210 words
A TEST APPARATUS COMPRISING: A FIRST PLUG ADAPTED TO SEAL INLETS OR OUTLETS LEADING THE INTERIOR OF A HOLLOW VESSEL AND PROVIDED WITH A CYLINDRICAL SLEEVE IN COMMUNICATION THEREWITH, SAID PLUG HAVING AN INTEGRAL MOLDED RESILIENT STRUCTURE INCLUDING A HOLLOW SEALED CYLINDRICAL BODY OF LENGTH GREATER THAN THAT OF SAID SLEEVE AND A RELATIVELY THICK CAP HOUSING AN EXTERNAL VALVE IN COMMUNICATION WITH THE INTERIOR OF SAID BODY; AND A SECOND PLUG ADAPTED TO SEAL AN INLET FILLER NECK HAVING AN INTERMEDIATE OVERFLOW TUBE LEADING THEREFROM INTERMEDIATE THE OUTER END OF THE FILLER NECK AND A RESTRICTED INNER OPENING LEADING TO THE INTERIOR OF SAID VESSEL, SAID PLUG HAVING AN INTEGRAL MOLDED RESILIENT STRUCTURE INCLUDING A HOLLOW SEALED CYLINDRICAL BODY OF A LENGTH GREATER THAN SAID NECK AND A RELATIVELY THICAK CAP HOSUING AN EXTERNAL VALVE IN COMMUNICATION WITH THE INTERIOR OF SAID BODY, AND FURTHER COMPRISING; TUBE MEANS SELATED WITHIN THE WALLS OF SAID BODY OF SAID SECOND PLUG AND EXTENDING THROUGH THE INTERIOR THEREOF IN OPEN COMMUNICATION WITH THE PLUG EXTERIOR OF THE CLOSED END OF SAID CYLINDRICAL BODY AND AT A SECOND LOCATION ON SAID BODY LOCATED FROM SAID CAP A DISTANCE LESS THE SEPARATION BETWEEN THE OUTER END OF SAID FILLER NECK AND SAID RESTRICTED OPENING.
Claim 2
Dependent Claim
210 words
A TEST APPARATUS COMPRISING: A FIRST PLUG ADAPTED TO SEAL INLETS OR OUTLETS LEADING THE INTERIOR OF A HOLLOW VESSEL AND PROVIDED WITH A CYLINDRICAL SLEEVE IN COMMUNICATION THEREWITH, SAID PLUG HAVING AN INTEGRAL MOLDED RESILIENT STRUCTURE INCLUDING A HOLLOW SEALED CYLINDRICAL BODY OF LENGTH GREATER THAN THAT OF SAID SLEEVE AND A RELATIVELY THICK CAP HOUSING AN EXTERNAL VALVE IN COMMUNICATION WITH THE INTERIOR OF SAID BODY; AND A SECOND PLUG ADAPTED TO SEAL AN INLET FILLER NECK HAVING AN INTERMEDIATE OVERFLOW TUBE LEADING THEREFROM INTERMEDIATE THE OUTER END OF THE FILLER NECK AND A RESTRICTED INNER OPENING LEADING TO THE INTERIOR OF SAID VESSEL, SAID PLUG HAVING AN INTEGRAL MOLDED RESILIENT STRUCTURE INCLUDING A HOLLOW SEALED CYLINDRICAL BODY OF A LENGTH GREATER THAN SAID NECK AND A RELATIVELY THICAK CAP HOSUING AN EXTERNAL VALVE IN COMMUNICATION WITH THE INTERIOR OF SAID BODY, AND FURTHER COMPRISING; TUBE MEANS SELATED WITHIN THE WALLS OF SAID BODY OF SAID SECOND PLUG AND EXTENDING THROUGH THE INTERIOR THEREOF IN OPEN COMMUNICATION WITH THE PLUG EXTERIOR OF THE CLOSED END OF SAID CYLINDRICAL BODY AND AT A SECOND LOCATION ON SAID BODY LOCATED FROM SAID CAP A DISTANCE LESS THE SEPARATION BETWEEN THE OUTER END OF SAID FILLER NECK AND SAID RESTRICTED OPENING.
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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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |