Patent US5516712A successfully refreshed from Google Patents.
Patent US4572677A successfully refreshed from Google Patents.
US4572677A
Expired / Lapsed
US
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Vibration damped probe
Assignee: General Electric Co
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Filing: 1984-01-30
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Granted: 1986-02-25
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Expires: 2004-01-30
Abstract
Abstract The present invention includes a pair of cantilevered probes. A first fastening means is fastened to a first of the probes and is loosely journaled about the second probe. A second fastening means is fastened to the second probe and is loosely journaled about the first probe. The invention provides improved resistance to the harmful effects of vibration.
Inventors
- 👤 Tyag R. Sehgal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:16
CPC Classifications
G; G01; G01K; G01K1/00; G01K1/14; G01K13/00; G01K13/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
An apparatus for sensing the temperature of a gas stream in a gas turbine engine, comprising: (a) a base; (b) a first elongated probe having a first length fastened to the base for supporting a first temperature sensor; (c) a second elongated probe having a second length fastened to the base for supporting a second temperature sensor, the second probe being approximately one-half the length of the first probe; (d) a first fastening means for said first and second probes through which the first probe is journaled with a clearance of approximately between 2 and 5 mils and which is fastened to the second probe; and (e) a second fastening means for said first and second probes through which the second probe is journaled with a clearance of approximately between 2 and 5 mils and which is fastened to the first probe, wherein the only mechanical connections existing between the first and second probes are in the first and second fastening means and in the base.
Claim 2
Independent Claim
166 words
An apparatus for sensing the temperature of a gas stream in a gas turbine engine, comprising: (a) a base; (b) a first elongated probe having a first length fastened to the base for supporting a first temperature sensor; (c) a second elongated probe having a second length fastened to the base for supporting a second temperature sensor, the second probe being approximately one-half the length of the first probe; (d) a first fastening means for said first and second probes through which the first probe is journaled with a clearance of approximately between 2 and 5 mils and which is fastened to the second probe; and (e) a second fastening means for said first and second probes through which the second probe is journaled with a clearance of approximately between 2 and 5 mils and which is fastened to the first probe, wherein the only mechanical connections existing between the first and second probes are in the first and second fastening means and in the base.
References Cited (Backward Citations)
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US3100985A
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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) | 1989-02-24 | 1989-08-26 | 1990-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-02-24 | 1993-08-26 | 1994-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-02-24 | 1997-08-26 | 1998-02-25 | $7700.00 | Window Closed / Lapsed |