Patent US3168183A successfully refreshed from Google Patents.
US3168183A
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Kickout device
Assignee: United States Steel Corp
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Filing: 1963-02-27
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Granted: 1965-02-02
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Expires: 1983-02-27
Abstract
No abstract record available.
Inventors
- 👤 Robert L Copper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:04
CPC Classifications
B; B21; B21B; B21B45/00; B21B45/004; B21B43/00; B21B43/003; B65; B65G; B65G33/00; B65G33/02; B65G33/06; B21B43/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A KICKOUT DEVICE COMPRISING A ROTATABLE BODY AND AN ECCENTRIC HELICAL FLIGHT EXTENDING APPROXIMATELY TWICE AROUND THE SURFACE OF SAID BODY AND DEFINING AN ECCENTRIC GROOVE THEREAROUND, SAID GROOVE HAVING IN SUCCESSION AN ARTICLE-RECEIVING SECTOR ADJACENT ONE END, A SECTOR OF GRADUALLY INCREASING RADIUS AXIALLY OFFSET FROM SAID ARTICLERECEIVING SECTOR FOR LIFTING THE ARTICLE BY CAM ACTION, AND A SECTOR OF GRADUALLY DECREASING RADIUS FOR LOWERING THE ARTICLE, SAID GROOVE HAVING A SMOOTH SURFACE WHERE EACH SECTOR ABUTS ADJACENT SECTORS, SAID FLIGHT HAVING A LEADING EDGE WHICH HAS A ZERO LEAD AT SAID ARTICLE-RECEIVING SECTOR, A MODERATE LEAD AT SAID SECTOR OF INCREASING RADIUS, AND A LARGER LEAD AT SAID SECTOR OF DECREASING RADIUS FOR PUSHING THE ARTICLE SIDEWAYS A SHORT DISTANCE AS IT ITS LIFTED AND A GREATER DISTANCE AS IT IS LOWERED.
Claim 2
Dependent Claim
134 words
A KICKOUT DEVICE COMPRISING A ROTATABLE BODY AND AN ECCENTRIC HELICAL FLIGHT EXTENDING APPROXIMATELY TWICE AROUND THE SURFACE OF SAID BODY AND DEFINING AN ECCENTRIC GROOVE THEREAROUND, SAID GROOVE HAVING IN SUCCESSION AN ARTICLE-RECEIVING SECTOR ADJACENT ONE END, A SECTOR OF GRADUALLY INCREASING RADIUS AXIALLY OFFSET FROM SAID ARTICLERECEIVING SECTOR FOR LIFTING THE ARTICLE BY CAM ACTION, AND A SECTOR OF GRADUALLY DECREASING RADIUS FOR LOWERING THE ARTICLE, SAID GROOVE HAVING A SMOOTH SURFACE WHERE EACH SECTOR ABUTS ADJACENT SECTORS, SAID FLIGHT HAVING A LEADING EDGE WHICH HAS A ZERO LEAD AT SAID ARTICLE-RECEIVING SECTOR, A MODERATE LEAD AT SAID SECTOR OF INCREASING RADIUS, AND A LARGER LEAD AT SAID SECTOR OF DECREASING RADIUS FOR PUSHING THE ARTICLE SIDEWAYS A SHORT DISTANCE AS IT ITS LIFTED AND A GREATER DISTANCE AS IT IS LOWERED.
References Cited (Backward Citations)
US2726754A
Cited
US3039584A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-02 | 1968-08-03 | 1969-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-02 | 1972-08-03 | 1973-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-02 | 1976-08-03 | 1977-02-02 | $7700.00 | Window Closed / Lapsed |