Patent US3654894A successfully refreshed from Google Patents.
US3654894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pastry coating apparatus
Assignee: Integral Process Systems Inc
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Filing: 1970-05-11
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Granted: 1972-04-11
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Expires: 1990-05-11
Abstract
Abstract An apparatus and method for automatically and continuously providing a coating on an upper surface of individual pastries including a liquid reservoir at a dispensing station, means for maintaining a preselected level of liquid within said reservoir, a rotary drum having a portion disposed below the liquid level in said reservoir for picking up liquid by surface adhesion, said drum having a portion disposed above the level of liquid in said reservoir, stripping means for removing liquid from the exposed portion of said drum and for depositing the liquid on said pastries on a continuously movable foraminous conveyor with excess liquid passing through said conveyor for recycle to said reservoir.
Inventors
- 👤 James T Rohrbacher
- 👤 Richard C Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:15
CPC Classifications
A; A21; A21C; A21C15/00; A21C15/002; Y; Y10; Y10S; Y10S118/00; Y10S118/04
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
142 words
Apparatus for providing a coating on an upper surface of individual pastries comprising a reservoir, means for retaining a predetermined level of liquid flavoring material in said reservoir, a pick-up drum having an immersed portion disposed in said liquid flavoring material and an exposed portion disposed above the level thereof, means for rotating said drum to cause a predetermined layer of said liquid flavoring material to adhere to said drum and to travel with said drum, a storage tank below said drum, foraminous endless conveyor means disposed between said drum and saId storage tank for conveying individual pastries, and scraper means engaging the exposed portion of said drum for removing said layer of liquid flavoring material and depositing said layer onto the upper surface of said individual pastries while excess material from said layer passes through said conveyor means into said tank.
Claim 2
Dependent Claim
142 words
Apparatus for providing a coating on an upper surface of individual pastries comprising a reservoir, means for retaining a predetermined level of liquid flavoring material in said reservoir, a pick-up drum having an immersed portion disposed in said liquid flavoring material and an exposed portion disposed above the level thereof, means for rotating said drum to cause a predetermined layer of said liquid flavoring material to adhere to said drum and to travel with said drum, a storage tank below said drum, foraminous endless conveyor means disposed between said drum and saId storage tank for conveying individual pastries, and scraper means engaging the exposed portion of said drum for removing said layer of liquid flavoring material and depositing said layer onto the upper surface of said individual pastries while excess material from said layer passes through said conveyor means into said tank.
Claim 3
Dependent Claim
42 words
Apparatus as set forth in claim 1 wherein said liquid level retaining means includes means connecting said reservoir to a source of liquid flavoring material, an overflow means at a predetermined level in said reservoir for returning excess liquid to said source.
Claim 4
Dependent Claim
32 words
Apparatus as set forth in claim 1 wherein said scraper means includes a stripping blade having a first edge adjacent the periphery of said drum for stripping the layer of liquid therefrom.
Claim 5
Dependent Claim
33 words
Apparatus as set forth in claim 3 wherein said scraper means includes an inclined ramp which extends downwardly and away from said stripping blade and terminates in a lower edge adjacent said conveyor.
Claim 6
Dependent Claim
29 words
Apparatus as set forth in claim 1 including means adjacent the exposed portion of said drum for controlling the width of the layer of liquid carried by said drum.
Claim 7
Dependent Claim
143 words
Apparatus for providing a coating on an upper surface of individual pastries comprising a reservoir, means for retaining a predetermined level of liquid flavoring material in said reservoir, a pick-up drum having an immersed portion disposed in said liquid flavoring material and an exposed portion disposed above the level thereof, means for rotating said drum to cause a layer of said liquid flavoring material to adhere to said drum and to travel with said drum, conveyor means disposed below said drum for conveying individual pastries, scraper means disposed adjacent the exposed portion of said drum for removing said layer of liquid flavoring material and for depositing at least a portion of said layer onto the upper surface of said individual pastries; collection means located below said conveyor means; and means for permitting excess liquid from said layer to pass to said collection means.
Claim 8
Dependent Claim
143 words
Apparatus for providing a coating on an upper surface of individual pastries comprising a reservoir, means for retaining a predetermined level of liquid flavoring material in said reservoir, a pick-up drum having an immersed portion disposed in said liquid flavoring material and an exposed portion disposed above the level thereof, means for rotating said drum to cause a layer of said liquid flavoring material to adhere to said drum and to travel with said drum, conveyor means disposed below said drum for conveying individual pastries, scraper means disposed adjacent the exposed portion of said drum for removing said layer of liquid flavoring material and for depositing at least a portion of said layer onto the upper surface of said individual pastries; collection means located below said conveyor means; and means for permitting excess liquid from said layer to pass to said collection means.
Claim 9
Dependent Claim
19 words
Apparatus as set forth in claim 6, including means for washing said conveyor means free of liquid flavoring material.
Claim 10
Dependent Claim
26 words
Apparatus as set forth in claim 6, wherein said conveyor means is foraminous to permit excess liquid from said layer to pass to said collection means.
Claim 11
Dependent Claim
21 words
Apparatus as set forth in claim 6, and including means to recycle excess liquid from said collection means to said reservoir.
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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) | 1975-04-11 | 1975-10-11 | 1976-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-11 | 1979-10-11 | 1980-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-11 | 1983-10-11 | 1984-04-11 | $7700.00 | Window Closed / Lapsed |