US3719055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous belt freezer having removable compartments
Assignee: Frick Co Inc
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Filing: 1971-04-14
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Granted: 1973-03-06
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Expires: 1991-04-14
Abstract
Abstract A continuous belt type freezer has a flat belt and one or more grid units of substantial length and breadth which are placed on the belt to form pockets for a product prior to being frozen, the individually frozen product units being separated from the belt and the grid as the belt moves downwardly and the grid continues forwardly from the discharge end of the freezer.
Inventors
- 👤 G Shapley
- 👤 W Wakatsuki
- 👤 W Scheffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:30
CPC Classifications
F; F25; F25D; F25D25/00; F25D25/04
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
119 words
In a freezer of the type in which a continuous flexible belt is moved through a freezing zone and then changes direction and returns in which products on the belt are frozen, the improvement comprising providing a grid having openings at the top and bottom of a width which may be carried on the belt, and of a length which is convenient for handling, means adjacent to the discharge end of the freezing zone for supporting the grid and permitting it to continue in substantially the same plane as the belt changes direction, and means positioned adjacent to the discharge end of the freezing zone for receiving the product as it becomes dislodged from the belt and the grid.
Claim 2
Dependent Claim
119 words
In a freezer of the type in which a continuous flexible belt is moved through a freezing zone and then changes direction and returns in which products on the belt are frozen, the improvement comprising providing a grid having openings at the top and bottom of a width which may be carried on the belt, and of a length which is convenient for handling, means adjacent to the discharge end of the freezing zone for supporting the grid and permitting it to continue in substantially the same plane as the belt changes direction, and means positioned adjacent to the discharge end of the freezing zone for receiving the product as it becomes dislodged from the belt and the grid.
Claim 3
Dependent Claim
119 words
In a freezer of the type in which a continuous flexible belt is moved through a freezing zone and then changes direction and returns in which products on the belt are frozen, the improvement comprising providing a grid having openings at the top and bottom of a width which may be carried on the belt, and of a length which is convenient for handling, means adjacent to the discharge end of the freezing zone for supporting the grid and permitting it to continue in substantially the same plane as the belt changes direction, and means positioned adjacent to the discharge end of the freezing zone for receiving the product as it becomes dislodged from the belt and the grid.
Claim 4
Dependent Claim
119 words
In a freezer of the type in which a continuous flexible belt is moved through a freezing zone and then changes direction and returns in which products on the belt are frozen, the improvement comprising providing a grid having openings at the top and bottom of a width which may be carried on the belt, and of a length which is convenient for handling, means adjacent to the discharge end of the freezing zone for supporting the grid and permitting it to continue in substantially the same plane as the belt changes direction, and means positioned adjacent to the discharge end of the freezing zone for receiving the product as it becomes dislodged from the belt and the grid.
Claim 5
Dependent Claim
20 words
The invention of claim 1, and means adjacent to the discharge end of the freezing zone for flexing the grid.
Claim 6
Dependent Claim
26 words
The invention of claim 1, and means on the belt for engaging a grid to cause the grid to move with the belt through the freezer.
Claim 7
Dependent Claim
34 words
The invention of claim 3, in which the engaging means is an endless belt mounted on the outer surface of the flexible belt at each side thereof and spaced to receive closely a grid.
References Cited (Backward Citations)
US2419953A
Cited
US3261178A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-03-05 | 1976-09-04 | 1977-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-05 | 1980-09-04 | 1981-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-05 | 1984-09-04 | 1985-03-06 | $7700.00 | Window Closed / Lapsed |