Patent US3148093A successfully refreshed from Google Patents.
US3148093A
Expired / Lapsed
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Heat treating method and apparatus for elongated workpieces
Assignee: Westinghouse Electric Corp
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Filing: 1960-12-07
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Granted: 1964-09-08
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Expires: 1980-12-07
Abstract
No abstract record available.
Inventors
- 👤 Kenneth T Williams
- 👤 John M Edwards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:50
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/0068; C21D8/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
APPARATUS FOR THE CONTINUOUS LOW-DISTORTION HEAT TREATMENT OF AN ELONGATED WORKPIECE, COMPRISING HEAT AND QUENCH SOURCES FOR RESPECTIVELY THROUGH-HEATING AND COOLING A LONGITUDINAL ZONE OF SAID WORKPIECE, MEANS FOR EFFECTING SUCCESSIVE SCANNING OF SAID WORKPIECE LONGITUDINALLY WITHIN SAID HEAT AND QUENCH SOURCES, ADJUSTABLE MEANS FOR APPLYING FORCES TRANSVERSELY TO THE WORKPIECE FOR BENDING SAME AT SAID ZONE AND BETWEEN SAID SOURCES
Claim 2
Dependent Claim
61 words
APPARATUS FOR THE CONTINUOUS LOW-DISTORTION HEAT TREATMENT OF AN ELONGATED WORKPIECE, COMPRISING HEAT AND QUENCH SOURCES FOR RESPECTIVELY THROUGH-HEATING AND COOLING A LONGITUDINAL ZONE OF SAID WORKPIECE, MEANS FOR EFFECTING SUCCESSIVE SCANNING OF SAID WORKPIECE LONGITUDINALLY WITHIN SAID HEAT AND QUENCH SOURCES, ADJUSTABLE MEANS FOR APPLYING FORCES TRANSVERSELY TO THE WORKPIECE FOR BENDING SAME AT SAID ZONE AND BETWEEN SAID SOURCES
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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |