Patent US3210223A successfully refreshed from Google Patents.
US3210223A
Expired / Lapsed
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Hardening and straightening method and apparatus for use with flanged axles
Assignee: Westinghouse Electric Corp
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Filing: 1962-11-20
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Granted: 1965-10-05
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Expires: 1982-11-20
Abstract
No abstract record available.
Inventors
- 👤 Paul F Good
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:28
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/28
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
88 words
A METHOD OF HEAT TREATING AN AXLE HAVING AN ELONGATED SHAFT AND A FLANGE EXTENDING OUTWARDLY OF SAID SHAFT, WHICH COMPRISES CONSECUTIVELY HEATING AND QUENCHING SAID SHAFT, AND, DURING SUCH HEATING AND QUENCHING, APPLYING FORCES TO SAID AXLE INCLUDING TO FACE PORTIONS OF ITS FLANGE IN A MANNER AND MAGNITUDE WHICH CAUSES THE AXLE FLANGE TO ASSUME AND BE MAINTAINED IN A PRESCRIBED ANGULAR ATTITUDE WITH RESPECT TO A STRAIGHT AXIS PASSING THROUGH THE CENTER OF SAID FLANGE AND OF A LONGITUDINALLY SEPARATED ROTARY-CONNECTION-ADAPTIVE PORTION OF SAID SHAFT.
Claim 2
Independent Claim
88 words
A METHOD OF HEAT TREATING AN AXLE HAVING AN ELONGATED SHAFT AND A FLANGE EXTENDING OUTWARDLY OF SAID SHAFT, WHICH COMPRISES CONSECUTIVELY HEATING AND QUENCHING SAID SHAFT, AND, DURING SUCH HEATING AND QUENCHING, APPLYING FORCES TO SAID AXLE INCLUDING TO FACE PORTIONS OF ITS FLANGE IN A MANNER AND MAGNITUDE WHICH CAUSES THE AXLE FLANGE TO ASSUME AND BE MAINTAINED IN A PRESCRIBED ANGULAR ATTITUDE WITH RESPECT TO A STRAIGHT AXIS PASSING THROUGH THE CENTER OF SAID FLANGE AND OF A LONGITUDINALLY SEPARATED ROTARY-CONNECTION-ADAPTIVE PORTION OF SAID SHAFT.
Claim 3
Dependent Claim
80 words
APPARATUS FOR HEAT TREATING AN AXLE HAVING A FLANGE AND AN ELONGATED SHAFT, COMPRISING MOUNTING MEANS FOR HOLDING OPPOSITE ENDS OF SUCH AXLE CENTERED ON A COMMON AXIS, MEANS FOR PROGRESSIVELY HEATING AND COOLING THE SHAFT PORTION OF THE AXLE ALONG ITS LENGTH, AND CLAMPING MEANS COOPERABLE WITH SAID MOUNTING MEANS FOR CONTACT WITH OPPOSITE RADIALLY-EXTENDING FACES TO THE AXLE FLANGE TO STRONGLY URGE SUCH FLANGE TOWARD A DESIRED ATTITUDE WITH RESPECT TO THE AFORESAID AXIS DURING HEATING AND QUENCHING.
Claim 4
Dependent Claim
80 words
APPARATUS FOR HEAT TREATING AN AXLE HAVING A FLANGE AND AN ELONGATED SHAFT, COMPRISING MOUNTING MEANS FOR HOLDING OPPOSITE ENDS OF SUCH AXLE CENTERED ON A COMMON AXIS, MEANS FOR PROGRESSIVELY HEATING AND COOLING THE SHAFT PORTION OF THE AXLE ALONG ITS LENGTH, AND CLAMPING MEANS COOPERABLE WITH SAID MOUNTING MEANS FOR CONTACT WITH OPPOSITE RADIALLY-EXTENDING FACES TO THE AXLE FLANGE TO STRONGLY URGE SUCH FLANGE TOWARD A DESIRED ATTITUDE WITH RESPECT TO THE AFORESAID AXIS DURING HEATING AND QUENCHING.
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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |