US3319929A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibration damping means
Assignee: General Electric Co
•
Filing: 1964-12-31
•
Granted: 1967-05-16
•
Expires: 1984-12-31
Abstract
No abstract record available.
Inventors
- 👤 Lawrence Thomas Frederick
- 👤 Martin Jack Reid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:56
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/02; F01D5/10; F01D11/00; F01D11/02; F01D25/00; F01D25/04; F16; F16F; F16F15/00; F16F15/10; Y; Y02; Y02T; Y02T50/00; Y02T50/60; Y10; Y10S; Y10S416/00; Y10S416/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
IN A TURBOMACHINE HAVING STATOR AND ROTOR MEMBERS COOPERATING TO FORM A MOTIVE FLUID PASSAGE THERETHROUGH, A SEAL ASSEMBLY TO PREVENT LEAKAGE OF MOTIVE FLUID FROM SAID PASSAGE, SAID SEAL ASSEMBLY COMPRISING: A FIRST SEAL MEMBER CARRIED BY SAID STATOR MEMBER, A SECOND SEAL MEMBER CARRIED BY SAID ROTOR MEMBER FOR ROTATION THEREWITH, SAID FIRST AND SECOND SEAL MEMBERS COOPERATING TO FORM THEREBETWEEN A SEAL FOR PREVENTING LEAKAGE OF MOTIVE FLUID FROM SAID PASSAGE, SAID FIRST MEMBER HAVING A SUBSTANTIALLY CYLINDRICAL SURFACE THEREON,
Claim 2
Dependent Claim
83 words
IN A TURBOMACHINE HAVING STATOR AND ROTOR MEMBERS COOPERATING TO FORM A MOTIVE FLUID PASSAGE THERETHROUGH, A SEAL ASSEMBLY TO PREVENT LEAKAGE OF MOTIVE FLUID FROM SAID PASSAGE, SAID SEAL ASSEMBLY COMPRISING: A FIRST SEAL MEMBER CARRIED BY SAID STATOR MEMBER, A SECOND SEAL MEMBER CARRIED BY SAID ROTOR MEMBER FOR ROTATION THEREWITH, SAID FIRST AND SECOND SEAL MEMBERS COOPERATING TO FORM THEREBETWEEN A SEAL FOR PREVENTING LEAKAGE OF MOTIVE FLUID FROM SAID PASSAGE, SAID FIRST MEMBER HAVING A SUBSTANTIALLY CYLINDRICAL SURFACE THEREON,
References Cited (Backward Citations)
US2664763A
Cited
US3062072A
Cited
US2941631A
Cited
US2977819A
Cited
US3041889A
Cited
US3057220A
Cited
US3174360A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |