US3304053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Balancing weights for a multistage fluid motor
Assignee: RTX Corp
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Filing: 1965-04-12
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Granted: 1967-02-14
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Expires: 1985-04-12
Abstract
No abstract record available.
Inventors
- 👤 Gino J Pagluica
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:16
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/02; F01D5/027; F16; F16F; F16F15/00; F16F15/32; F16F15/322; F01D5/06; F01D5/066; F05; F05D; F05D2260/00; F05D2260/30; F05D2260/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
IN A ROTOR CONSTRUCTION FOR A MULTISTAGE COMPRESSOR OR TURBINE INCLUDING A PLURALITY OF DISCS, SPACING MEANS BETWEEN THE DISCS FOR HOLDING THEM IN SPACED RELATION, AND A ROW OF BOLTS ARRANGED IN A RING AROUND THE AXIS OF THE DISCS AN EXTENDING THROUGH THE DISCS TO HOLD THEM TOGETHER, THE COMBINATION OF A WEIGHT IN THE FORM OF AN ARCUATE CLIP POSITIONED OVER ONE OF THE BOLTS BETWEEN ADJACENT DISCS, SAID CLIP BEING SUBSTANTIALLY THE SAME
Claim 2
Dependent Claim
77 words
IN A ROTOR CONSTRUCTION FOR A MULTISTAGE COMPRESSOR OR TURBINE INCLUDING A PLURALITY OF DISCS, SPACING MEANS BETWEEN THE DISCS FOR HOLDING THEM IN SPACED RELATION, AND A ROW OF BOLTS ARRANGED IN A RING AROUND THE AXIS OF THE DISCS AN EXTENDING THROUGH THE DISCS TO HOLD THEM TOGETHER, THE COMBINATION OF A WEIGHT IN THE FORM OF AN ARCUATE CLIP POSITIONED OVER ONE OF THE BOLTS BETWEEN ADJACENT DISCS, SAID CLIP BEING SUBSTANTIALLY THE SAME
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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |