US3228574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Serving gate for dispensing freezer
Assignee: Alco Foodservice Equipment Co
•
Filing: 1963-12-13
•
Granted: 1966-01-11
•
Expires: 1983-12-13
Abstract
No abstract record available.
Inventors
- 👤 Robert S Patch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:05
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/22; A23G9/28; A23G9/281
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
IN COMBINATION, A REMOVABLE COVER FOR A DISPENSER HAVING A NOSE WITH CIRCULAR DISCHARGE BORE THERETHROUGH, A SERVING GATE MOVABLE ENDWISE IN SAID BORE BETWEEN DISPENSING AND CLOSED POSITIONS, A SPIRAL LAND ON SAID GATE, A GUIDE SLOT PROVIDED BY SAID COVER IN SPACED RELATION TO SAID BORE, SAID GUIDE SLOT BEING CONSIDERABLY SHORTER THAN SAID LAND AND MEANS FOR SELECTIVELY TURNING SAID GATE WHEREBY THE GATE PARTAKES OF ENDWISE MOVEMENT IN SAID BORE BETWEEN SAID POSITIONS BY WORKING OF SAID LAND IN SAID GUIDE SLOT, SAID SPIRAL LAND COVERING LESS THAN A FULL REVOLUTION OF SAID GATE AND HAVING A CIRCUMFERENTIAL GAP BETWEEN ITS TERMINAL ENDS WHEREBY SAID LAND IS FREE OF SAID GUIDE SLOT FOR ENDWISE REMOVAL OF THE GATE FROM SAID COVER WHEN SAID SLOT IS IN SAID GAP.
Claim 2
Dependent Claim
132 words
IN COMBINATION, A REMOVABLE COVER FOR A DISPENSER HAVING A NOSE WITH CIRCULAR DISCHARGE BORE THERETHROUGH, A SERVING GATE MOVABLE ENDWISE IN SAID BORE BETWEEN DISPENSING AND CLOSED POSITIONS, A SPIRAL LAND ON SAID GATE, A GUIDE SLOT PROVIDED BY SAID COVER IN SPACED RELATION TO SAID BORE, SAID GUIDE SLOT BEING CONSIDERABLY SHORTER THAN SAID LAND AND MEANS FOR SELECTIVELY TURNING SAID GATE WHEREBY THE GATE PARTAKES OF ENDWISE MOVEMENT IN SAID BORE BETWEEN SAID POSITIONS BY WORKING OF SAID LAND IN SAID GUIDE SLOT, SAID SPIRAL LAND COVERING LESS THAN A FULL REVOLUTION OF SAID GATE AND HAVING A CIRCUMFERENTIAL GAP BETWEEN ITS TERMINAL ENDS WHEREBY SAID LAND IS FREE OF SAID GUIDE SLOT FOR ENDWISE REMOVAL OF THE GATE FROM SAID COVER WHEN SAID SLOT IS IN SAID GAP.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |