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US3998070A Expired / Lapsed US ⏱️ 0.0 years remaining

Syrup cooling system for cold drink machine

Assignee: Rowe International Inc
•
Filing: 1975-05-28
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Granted: 1976-12-21
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Expires: 1995-05-28
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Abstract

Abstract Syrup tanks in a beverage dispenser having a cold water bath are cooled by circulating water from the water bath through a coil disposed adjacent to the syrup tanks in heat exchange relationship therewith. In the preferred embodiment, the coil is located between adjacent rows of syrup tanks to maximize heat transfer.

Inventors

  • 👤 Richard J. Mueller

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 00:16
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/0857; B67D1/0858; B67D1/0861; B67D1/0864; F; F25; F25D; F25D17/00; F25D17/02; G; G07; G07F; G07F13/00; G07F13/06; G07F13/065

Claims Analysis

Total Claims: 9
Claim 1
Independent Claim 74 words
In a cold drink dispensing machine, apparatus comprising: a cold water bath tank; means for chilling the water in said water bath tank; a pair of generally rectangular syrup tanks; a generally planar vertically oriented heat exchanger; means for circulating water from said water bath tank through said heat exchanger and back to said water tank; and means for positioning said syrup tanks on either side of said heat exchanger in intimate contact therewith.
Claim 2
Dependent Claim 74 words
In a cold drink dispensing machine, apparatus comprising: a cold water bath tank; means for chilling the water in said water bath tank; a pair of generally rectangular syrup tanks; a generally planar vertically oriented heat exchanger; means for circulating water from said water bath tank through said heat exchanger and back to said water tank; and means for positioning said syrup tanks on either side of said heat exchanger in intimate contact therewith.
Claim 3
Dependent Claim 21 words
Apparatus as in claim 1 in which said heat exchanger comprises a coil having a plurality of parallel vertically extending segments.
Claim 4
Dependent Claim 26 words
Apparatus as in claim 1 in which said syrup tank positioning means comprises a rectangular support surface and retaining walls extending upwardly from said support surface.
Claim 5
Dependent Claim 41 words
Apparatus as in claim 1 further comprising an agitator in said water bath tank and a motor having a shaft for driving said agitator, said circulating means comprising a pump and means for coupling said pump to said agitator motor shaft.
Claim 6
Dependent Claim 47 words
Apparatus as in claim 1 further comprising an agitator and a motor having a generally vertically extending shaft for driving said agitator, said circulating means comprising a pump, means for mounting said pump above said water bath tank, and means for coupling said pump to said agitator.
Claim 7
Dependent Claim 20 words
Apparatus as in claim 1 in which said circulating means comprises a line having a filter at one end thereof.
Claim 8
Dependent Claim 38 words
Apparatus as in claim 1 in which said circulating means comprises a pump having an inlet and means for mounting said pump near the top of said water bath tank with said inlet extending into said water bath.
Claim 9
Dependent Claim 32 words
Apparatus as in claim 7 further including an agitator in said water bath tank, a motor having a shaft for driving said agitator, and means for coupling said shaft to said pump.

References Cited (Backward Citations)

US2067431A Cited
US1703351A Cited
US1891305A Cited
US2144985A Cited
US2259852A Cited
US2618938A Cited
US3721105A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1979-12-21 1980-06-21 1980-12-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1983-12-21 1984-06-21 1984-12-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1987-12-21 1988-06-21 1988-12-21 $7700.00 Window Closed / Lapsed

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