US2746610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door-handling mechanism for the doors of horizontal coke ovens
Assignee: Beazer East Inc
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Filing: 1952-12-13
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Granted: 1956-05-22
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Expires: 1972-12-13
Abstract
No abstract record available.
Inventors
- 👤 Henseleit Georg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:23
CPC Classifications
C; C10; C10B; C10B25/00; C10B25/02; C10B25/08; C10B25/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
IN DOOR HANDLING MECHANISM FOR WITHDRAWING DOORS FROM HORIZONTAL COKE OVENS AND SWINGING THE WITHDRAWN DOOR TO ONE SIDE, THE COMBINATION WITH A DOOR HANDLING MECHANISM FRAMEWORK, DOOR CARRIER MEANS THEREON ADAPTED TO BE ENGAGED WITH A COKE OVEN DOOR TO SUPPORT THE LATTER DURING HANDLING THEREOF IN INSERTION AND WITHDRAWAL FROM ITS OVEN DOORWAY; MEANS MOUNTED FOR MOVEMENT ON SAID FRAMEWORK FOR HORIZONTAL TRAVERSAL MOVEMENT OF THE DOOR CARRIER MEANS HORIZONTALLY AXIALLY OF A COKE OVEN; AND PIVOTAL MEANS FOR SUPPORTING THE DOOR CARRIER MEANS FOR SWINGING OF THE SAME TO ONE SIDE OF THE AXIAL LINE OF MOVEMENT OF SAID DOOR CARRIER MEANS;
Claim 2
Dependent Claim
105 words
IN DOOR HANDLING MECHANISM FOR WITHDRAWING DOORS FROM HORIZONTAL COKE OVENS AND SWINGING THE WITHDRAWN DOOR TO ONE SIDE, THE COMBINATION WITH A DOOR HANDLING MECHANISM FRAMEWORK, DOOR CARRIER MEANS THEREON ADAPTED TO BE ENGAGED WITH A COKE OVEN DOOR TO SUPPORT THE LATTER DURING HANDLING THEREOF IN INSERTION AND WITHDRAWAL FROM ITS OVEN DOORWAY; MEANS MOUNTED FOR MOVEMENT ON SAID FRAMEWORK FOR HORIZONTAL TRAVERSAL MOVEMENT OF THE DOOR CARRIER MEANS HORIZONTALLY AXIALLY OF A COKE OVEN; AND PIVOTAL MEANS FOR SUPPORTING THE DOOR CARRIER MEANS FOR SWINGING OF THE SAME TO ONE SIDE OF THE AXIAL LINE OF MOVEMENT OF SAID DOOR CARRIER MEANS;
References Cited (Backward Citations)
US1552578A
Cited
US1945085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |