Patent US1669765A successfully refreshed from Google Patents.
Patent US3083285A successfully refreshed from Google Patents.
US3083285A
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Apparatus for heat treating the ends of work pieces
Assignee: INDUCTION HEATING AND ENGINEER
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Filing: 1960-10-13
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Granted: 1963-03-26
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Expires: 1980-10-13
Abstract
No abstract record available.
Inventors
- 👤 Richard E Haimbaugh
- 👤 Omer L Haimbaugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:41
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/02; H05B6/36; H05B6/40; C; C21; C21D; C21D9/00; C21D9/0093; Y; Y02; Y02P; Y02P10/00; Y02P10/25
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
FOR USE IN HEAT TREATING BOLTS OR SCREWS AND THE LIKE IN SUCCESSION, THE IMPROVEMENT COMPRISING, A STATIONARY TABLE HAVING AN APERTURE, A DISC MOUNTED FOR ROTATION IN SAID APERTURE AND HAVING ITS EDGE SPACED APART FROM THE EDGE OF SAID APERTURE WHEREBY THE SHANKS OF SAID BOLTS OR SCREWS ARE CARRIED IN SAID APERTURE WITH THE HEADS OF SAID BOLTS OR SCREWS RESTING PARTIALLY ON SAID TABLE AND PARTIALLY ON SAID DISC, SAID DISC ARRANGED TO FRICTIONALLY ENGAGE SAID HEADS FOR ROTATABLY MOVING SAID BOLTS OR SCREWS IN ONE DIRECTION DEPENDENT ON THE DIRECTION OF ROTATION OF SAID DISC, AND A HEATING ELEMENT SPACED APART FROM SAID EDGES AND IN PREDETERMINED RELATIONSHIP THERETO WHEREBY SAID BOLTS OR SCREWS WHEN MOVED IN SAID ONE DIRECTION ARE BROUGHT INTO SUCCESSIVE ASSOCIATION WITH SAID HEATING ELEMENT.
Claim 2
Dependent Claim
134 words
FOR USE IN HEAT TREATING BOLTS OR SCREWS AND THE LIKE IN SUCCESSION, THE IMPROVEMENT COMPRISING, A STATIONARY TABLE HAVING AN APERTURE, A DISC MOUNTED FOR ROTATION IN SAID APERTURE AND HAVING ITS EDGE SPACED APART FROM THE EDGE OF SAID APERTURE WHEREBY THE SHANKS OF SAID BOLTS OR SCREWS ARE CARRIED IN SAID APERTURE WITH THE HEADS OF SAID BOLTS OR SCREWS RESTING PARTIALLY ON SAID TABLE AND PARTIALLY ON SAID DISC, SAID DISC ARRANGED TO FRICTIONALLY ENGAGE SAID HEADS FOR ROTATABLY MOVING SAID BOLTS OR SCREWS IN ONE DIRECTION DEPENDENT ON THE DIRECTION OF ROTATION OF SAID DISC, AND A HEATING ELEMENT SPACED APART FROM SAID EDGES AND IN PREDETERMINED RELATIONSHIP THERETO WHEREBY SAID BOLTS OR SCREWS WHEN MOVED IN SAID ONE DIRECTION ARE BROUGHT INTO SUCCESSIVE ASSOCIATION WITH SAID HEATING ELEMENT.
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) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |