US3299714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Balancing apparatus
Assignee: Honeywell Inc
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Filing: 1964-01-15
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Granted: 1967-01-24
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Expires: 1984-01-15
Abstract
No abstract record available.
Inventors
- 👤 Howard J Thompson
- 👤 Harold D West
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:41
CPC Classifications
G; G01; G01M; G01M1/00; G01M1/14; G01M1/16; G01C; G01C25/00; G01C25/005; G01M1/30; Y; Y10; Y10T; Y10T74/00; Y10T74/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
213 words
AN APPARATUS FOR FINE-BALANCING THE INERTIAL MEMBER FOR A GYROSCOPE, SAID APPARATUS COMPRISING: A HOUSING ENCLOSING A HERMETICALLY SEALED CHAMBER; A VACUUM PUMP ATTACHED TO SAID HOUSING AND ADAPTED TO KEEP SAID CHAMBER AT A HIGH VACUUM LEVEL; SUPPORT MEANS WITHIN SAID HOUSING; A SUBSTANTIALLY SPHERICALLY SHAPED MEMBER, HAVING AN UPPER AND A LOWER HEMISPHERE POSITIONED ON SAID SUPPORT MEANS WITHIN SAID HOUSING FOR ROTATION ABOUT A SPIN AXIS PASSING THROUGH THE CENTRAL POINT OF EACH OF SAID HEMISPHERES; MEANS FOR ROTATING SAID MEMBER ABOUT SAID SPIN AXIS; MEANS FOR MEASURING THE AXIAL MASS UNBALANCE OF SAID MEMBER; A SOURCE OF ELECTRIC POTENTIAL; A FIRST VAPOR DEPOSITION ELEMENT MOUNTED ADJACENT SAID HOUSING AND BEING CAPABLE WHEN ENERGIZED OF DEPOSITING METALLIC VAPOR ON SAID UPPER HEMISPHERE OF SAID MEMBER; A SECOND VAPOR DEPOSITION ELEMENT MOUNTED ADJACENT SAID HOUSING AND BEING CAPABLE WHEN ENERGIZED OF DEPOSITING METALLIC VAPOR ON SAID LOWER HEMISPHERE OF SAID MEMBER; AND MEANS CONNECTING SAID FIRST AND SECOND VAPOR DEPOSITION ELEMENTS TO RECEIVE SIGNALS FROM SAID ELECTRIC POTENTIAL SOURCE WHEN SAID MEASURING MEANS INDICATES MASS UNBALANCE, ENERGIZING SAID FIRST ELEMENT WHEN SAID MEASURING MEANS INDICATES A DEFICIENCY OF MASS IN SAID UPPER HEMISPHERE AND ENERGIZING SAID SECOND ELEMENT WHEN SAID MEASURING MEANS INDICATES A DEFICIENCY OF MASS IN SAID LOWER HEMISPHERE.
Claim 2
Independent Claim
213 words
AN APPARATUS FOR FINE-BALANCING THE INERTIAL MEMBER FOR A GYROSCOPE, SAID APPARATUS COMPRISING: A HOUSING ENCLOSING A HERMETICALLY SEALED CHAMBER; A VACUUM PUMP ATTACHED TO SAID HOUSING AND ADAPTED TO KEEP SAID CHAMBER AT A HIGH VACUUM LEVEL; SUPPORT MEANS WITHIN SAID HOUSING; A SUBSTANTIALLY SPHERICALLY SHAPED MEMBER, HAVING AN UPPER AND A LOWER HEMISPHERE POSITIONED ON SAID SUPPORT MEANS WITHIN SAID HOUSING FOR ROTATION ABOUT A SPIN AXIS PASSING THROUGH THE CENTRAL POINT OF EACH OF SAID HEMISPHERES; MEANS FOR ROTATING SAID MEMBER ABOUT SAID SPIN AXIS; MEANS FOR MEASURING THE AXIAL MASS UNBALANCE OF SAID MEMBER; A SOURCE OF ELECTRIC POTENTIAL; A FIRST VAPOR DEPOSITION ELEMENT MOUNTED ADJACENT SAID HOUSING AND BEING CAPABLE WHEN ENERGIZED OF DEPOSITING METALLIC VAPOR ON SAID UPPER HEMISPHERE OF SAID MEMBER; A SECOND VAPOR DEPOSITION ELEMENT MOUNTED ADJACENT SAID HOUSING AND BEING CAPABLE WHEN ENERGIZED OF DEPOSITING METALLIC VAPOR ON SAID LOWER HEMISPHERE OF SAID MEMBER; AND MEANS CONNECTING SAID FIRST AND SECOND VAPOR DEPOSITION ELEMENTS TO RECEIVE SIGNALS FROM SAID ELECTRIC POTENTIAL SOURCE WHEN SAID MEASURING MEANS INDICATES MASS UNBALANCE, ENERGIZING SAID FIRST ELEMENT WHEN SAID MEASURING MEANS INDICATES A DEFICIENCY OF MASS IN SAID UPPER HEMISPHERE AND ENERGIZING SAID SECOND ELEMENT WHEN SAID MEASURING MEANS INDICATES A DEFICIENCY OF MASS IN SAID LOWER HEMISPHERE.
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) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |