Patent US2082520A successfully refreshed from Google Patents.
Patent US3108532A successfully refreshed from Google Patents.
US3108532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for operating a rotary spit mechanism
Assignee: General Controls Co
•
Filing: 1958-06-30
•
Granted: 1963-10-29
•
Expires: 1978-06-30
Abstract
No abstract record available.
Inventors
- 👤 William A Ray
- 👤 Richard D Grayson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:35
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/04; A47J37/041
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
IN A SPIT STRUCTURE: A METALLIC HOLLOW ROD; A POINTED TIP CARRIED BY ONE END OF THE ROD; AN INSULATION MEMBER ISOLATING THE TIP FROM THE ROD; A COILED BIMETAL MEMBER WITHIN THE ROD AND IN ELECTRICAL CONTACT WITH THE TIP; A FIRST CONTACT MEMBER CARRIED BY THE BIMETAL MEMBER TO CAUSE THE CONTACT MEMBER TO MOVE ARCUATELY IN ACCORDANCE WITH THE TEMPERATURE OF THE BIMETAL MEMBER; AN ANGULARLY ADJUSTABLE SECOND CONTACT MEMBER COOPERATING WITH THE FIRST CONTACT MEMBER; AND AN ANGULARLY MOVABLE SUPPORT FOR THE SECOND CONTACT MEMBER AND MOUNTED ON THE HOLLOW ROD; SAID SECOND CONTACT MEMBER BEING ELECTRICALLY CONNECTED TO THE ROD.
Claim 2
Dependent Claim
105 words
IN A SPIT STRUCTURE: A METALLIC HOLLOW ROD; A POINTED TIP CARRIED BY ONE END OF THE ROD; AN INSULATION MEMBER ISOLATING THE TIP FROM THE ROD; A COILED BIMETAL MEMBER WITHIN THE ROD AND IN ELECTRICAL CONTACT WITH THE TIP; A FIRST CONTACT MEMBER CARRIED BY THE BIMETAL MEMBER TO CAUSE THE CONTACT MEMBER TO MOVE ARCUATELY IN ACCORDANCE WITH THE TEMPERATURE OF THE BIMETAL MEMBER; AN ANGULARLY ADJUSTABLE SECOND CONTACT MEMBER COOPERATING WITH THE FIRST CONTACT MEMBER; AND AN ANGULARLY MOVABLE SUPPORT FOR THE SECOND CONTACT MEMBER AND MOUNTED ON THE HOLLOW ROD; SAID SECOND CONTACT MEMBER BEING ELECTRICALLY CONNECTED TO THE ROD.
References Cited (Backward Citations)
US1067005A
Cited
US1976954A
Cited
US2220810A
Cited
US2266277A
Cited
US2558294A
Cited
US2731529A
Cited
US2820130A
Cited
US2854918A
Cited
US2787948A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |