US3268218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat treating induction coil
Assignee: AT&T Teletype Corp
•
Filing: 1963-09-10
•
Granted: 1966-08-23
•
Expires: 1983-09-10
Abstract
No abstract record available.
Inventors
- 👤 Thomas G Eannarino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:46
CPC Classifications
C; C21; C21D; C21D1/00; C21D1/06; C21D1/09; C21D1/10; Y; Y02; Y02P; Y02P10/00; Y02P10/25
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
219 words
IN A HEAT TREATING APPARATUS, (A) A PAIR OF BUS BARS SPACED ONE FROM THE OTHER FOR SUPPLYING HIGH FREQUENCY CURRENT TO THE APPARATUS, (B) A FIRST INDUCTION COIL COMPONENT OF CONDUCTING MATERIAL ENGAGEABLE WITH ONE OF SAID BUS BARS, (C) A SECOND INDUCTION COIL COMPONENT OF CONDUCTING MATERIAL ENGAGEABLE WITH THE OTHER OF SAID BUS BARS, (D) A SHUNT MEMBER OF CONDUCTING MATERIAL ENGAGEABLE WITH SAID FIRST AND SECOND INDUCTION COIL COMPONENTS TO FORM A SINGLE TURN INDUCTION COIL, (E) MEANS FOR SUPPLYING COOLANT TO THE INTERIOR OF SAID INDUCTION COIL COMPONENTS AND SHUNT MEMBER, (F) MEANS RESILIENTLY MOUNTED ON SAID FIRST INDUCTION COIL COMPONENT FOR SUPPORTING A PART TO BE HEAT TREATED IN SPACED RELATION TO SAID FIRST AND SECOND INDUCTION COIL COMPONENTS WHEN THEY ARE IN ENGAGEMENT WITH THE BUS BARS AND WITH SAID SHUNT MEMBER, (G) MEANS FOR MOVING SAID FIRST AND SECOND INDUCTION COIL COMPONENTS INTO AND OUT OF A COMMUNICATING POSITION WITH RESPECT TO SAID PAIR OF BUS BARS, AND (H) MEANS FOR ACTUATING SAID INDUCTION COIL COMPONENTS WHEN THEY ARE OUT OF SAID COMMUNICATING POSITION WITH RESPECT TO SAID PAIR OF BUS BARS TO COMPRESS SAID RESILIENTLY MOUNTED SUPPORTING MEANS, THEREBY CAUSING INIMATE CLAMPING ENGAGEMENT OF SAID FIRST AND SAID SECOND INDUCTION COIL COMPONENTS WITH SAID PART TO CHILL IT BY CONDUCTION.
Claim 2
Dependent Claim
219 words
IN A HEAT TREATING APPARATUS, (A) A PAIR OF BUS BARS SPACED ONE FROM THE OTHER FOR SUPPLYING HIGH FREQUENCY CURRENT TO THE APPARATUS, (B) A FIRST INDUCTION COIL COMPONENT OF CONDUCTING MATERIAL ENGAGEABLE WITH ONE OF SAID BUS BARS, (C) A SECOND INDUCTION COIL COMPONENT OF CONDUCTING MATERIAL ENGAGEABLE WITH THE OTHER OF SAID BUS BARS, (D) A SHUNT MEMBER OF CONDUCTING MATERIAL ENGAGEABLE WITH SAID FIRST AND SECOND INDUCTION COIL COMPONENTS TO FORM A SINGLE TURN INDUCTION COIL, (E) MEANS FOR SUPPLYING COOLANT TO THE INTERIOR OF SAID INDUCTION COIL COMPONENTS AND SHUNT MEMBER, (F) MEANS RESILIENTLY MOUNTED ON SAID FIRST INDUCTION COIL COMPONENT FOR SUPPORTING A PART TO BE HEAT TREATED IN SPACED RELATION TO SAID FIRST AND SECOND INDUCTION COIL COMPONENTS WHEN THEY ARE IN ENGAGEMENT WITH THE BUS BARS AND WITH SAID SHUNT MEMBER, (G) MEANS FOR MOVING SAID FIRST AND SECOND INDUCTION COIL COMPONENTS INTO AND OUT OF A COMMUNICATING POSITION WITH RESPECT TO SAID PAIR OF BUS BARS, AND (H) MEANS FOR ACTUATING SAID INDUCTION COIL COMPONENTS WHEN THEY ARE OUT OF SAID COMMUNICATING POSITION WITH RESPECT TO SAID PAIR OF BUS BARS TO COMPRESS SAID RESILIENTLY MOUNTED SUPPORTING MEANS, THEREBY CAUSING INIMATE CLAMPING ENGAGEMENT OF SAID FIRST AND SAID SECOND INDUCTION COIL COMPONENTS WITH SAID PART TO CHILL IT BY CONDUCTION.
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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |