US3139214A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor for low temperature operation
Assignee: Individual
•
Filing: 1961-05-01
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Granted: 1964-06-30
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Expires: 1981-05-01
Abstract
No abstract record available.
Inventors
- 👤 Wilbur L Steen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:37
CPC Classifications
F; F25; F25D; F25D25/00; F25D25/04; A; A23; A23G; A23G7/00; A23G7/0037; A23G9/00; A23G9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
IN A CONVEYOR FOR DISPENSING PACKAGES OF FROZEN FOOD FROM A REFRIGERATED CABINET AND HAVING CONVEYOR CHAINS TRAINED AROUND SPROCKETS AND CONNECTED BY TRANSVERSE FLIGHT PLATES, THE COMBINATION COMPRISING MEANS FOR BREAKING PACKAGES FROZEN TO SAID PLATES LOOSE FROM THE PLATES COMPRISING MEANS FORMING CONNECTIONS TO THE ENDS OF SAID FLIGHT PLATES ALONG SPACED LINES TRANSVERSE TO THE CHAINS WHEREBY THE PLATES TILT IN ROTATING ABOUT SAID SPROCKETS, OTHER FLIGHTS HAVING ARTICLE PUSHING PROJECTIONS TRAILING EACH OF SAID PLATES ON SAID CHAINS, AND TRAILING EDGES ON SAID FLIGHT PLATES EXTENDING REARWARDLY BEYOND THE REARMOST OF THE LINE CONNECTIONS TO THE CHAINS TO BE ELEVATED ABOVE THE CHAINS AT THE PLATES TILT.
Claim 2
Dependent Claim
111 words
IN A CONVEYOR FOR DISPENSING PACKAGES OF FROZEN FOOD FROM A REFRIGERATED CABINET AND HAVING CONVEYOR CHAINS TRAINED AROUND SPROCKETS AND CONNECTED BY TRANSVERSE FLIGHT PLATES, THE COMBINATION COMPRISING MEANS FOR BREAKING PACKAGES FROZEN TO SAID PLATES LOOSE FROM THE PLATES COMPRISING MEANS FORMING CONNECTIONS TO THE ENDS OF SAID FLIGHT PLATES ALONG SPACED LINES TRANSVERSE TO THE CHAINS WHEREBY THE PLATES TILT IN ROTATING ABOUT SAID SPROCKETS, OTHER FLIGHTS HAVING ARTICLE PUSHING PROJECTIONS TRAILING EACH OF SAID PLATES ON SAID CHAINS, AND TRAILING EDGES ON SAID FLIGHT PLATES EXTENDING REARWARDLY BEYOND THE REARMOST OF THE LINE CONNECTIONS TO THE CHAINS TO BE ELEVATED ABOVE THE CHAINS AT THE PLATES TILT.
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) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |