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US3894828A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for rolling dough strips in the cross machine direction

Assignee: MOLINE MACHINERY Ltd LP
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Filing: 1973-08-27
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Granted: 1975-07-15
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Expires: 1993-08-27
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Abstract

Abstract Apparatus is described for rolling dough at right angles to its direction of movement on a supporting conveyor. The dough is typically in the form of a strip supported on a belt conveyor. The apparatus includes rollers mounted for rolling movement in contact with the dough from a center point which coincides with the center of the dough strip laterally in opposite directions to each side margin of the strip or dough piece. The rollers are elevated after they reach the lateral edges of the strip, carried back toward the center of the strip. They are then brought in contact with the strip again and the cycle is repeated. The dough strip advances continuously under the rolls as the rolling operation is carried out.

Inventors

  • 👤 Donald V Moline
  • 👤 James A Larson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 21:54
CPC Classifications
A; A21; A21C; A21C3/00; A21C3/02; A21C3/025; A21C3/027; Y; Y10; Y10S; Y10S425/00; Y10S425/055

Claims Analysis

Total Claims: 13
Claim 1
Independent Claim 191 words
An apparatus for rolling dough strips in the cross machine direction comprising a supporting framework adapted to be suspended over a dough strip, dough spreading rolling means mounted upon the framework for movement while positioned in operative contact with the dough strip from the approximate center of the apparatus to the left side thereof along a lateral path of travel perpendicular to the axis of the rolling means and from the approximate center of the apparatus to the right side thereof to thereby spread the dough strip laterally of its central axis toward each side edge thereof when each rolling means moves outwardly on the lateral axis, elevating means to lift the rolling means away from the dough when they travel from the periphery of the apparatus to the center thereof, thereby holding the rolling means out of contact with the dough and guide means operatively associated with the rolling means to support the rolling means when in contact with the dough against upward or downward deflection and thereby restrict the rolling means to predetermined elevations at all times while moving from the center to the periphery of the dough strip.
Claim 2
Independent Claim 191 words
An apparatus for rolling dough strips in the cross machine direction comprising a supporting framework adapted to be suspended over a dough strip, dough spreading rolling means mounted upon the framework for movement while positioned in operative contact with the dough strip from the approximate center of the apparatus to the left side thereof along a lateral path of travel perpendicular to the axis of the rolling means and from the approximate center of the apparatus to the right side thereof to thereby spread the dough strip laterally of its central axis toward each side edge thereof when each rolling means moves outwardly on the lateral axis, elevating means to lift the rolling means away from the dough when they travel from the periphery of the apparatus to the center thereof, thereby holding the rolling means out of contact with the dough and guide means operatively associated with the rolling means to support the rolling means when in contact with the dough against upward or downward deflection and thereby restrict the rolling means to predetermined elevations at all times while moving from the center to the periphery of the dough strip.
Claim 3
Independent Claim 176 words
An apparatus for rolling dough strips in the cross machine direction comprising a supporting framework adapted to be suspended over a dough strip, dough spreading rolling means mouNted upon the framework for movement while positioned in operative contact with the dough strip from the approximate center of the apparatus to the left side thereof along a lateral path of travel perpendicular to the axis of the rolling means and from the approximate center of the apparatus to the right side thereof to thereby spread the dough strip laterally of its central axis toward each side edge thereof when each rolling means moves outwardly on the lateral axis, elevating means to lift the rolling means away from the dough when they travel from the periphery of the apparatus to the center thereof, thereby holding the rolling means out of contact with the dough and a flour catch pan removably mounted in the lower portion of the apparatus, said flour catch pan having openings therein for the rolling means to extend downwardly therethrough into contact with the dough.
Claim 4
Independent Claim 176 words
An apparatus for rolling dough strips in the cross machine direction comprising a supporting framework adapted to be suspended over a dough strip, dough spreading rolling means mouNted upon the framework for movement while positioned in operative contact with the dough strip from the approximate center of the apparatus to the left side thereof along a lateral path of travel perpendicular to the axis of the rolling means and from the approximate center of the apparatus to the right side thereof to thereby spread the dough strip laterally of its central axis toward each side edge thereof when each rolling means moves outwardly on the lateral axis, elevating means to lift the rolling means away from the dough when they travel from the periphery of the apparatus to the center thereof, thereby holding the rolling means out of contact with the dough and a flour catch pan removably mounted in the lower portion of the apparatus, said flour catch pan having openings therein for the rolling means to extend downwardly therethrough into contact with the dough.
Claim 5
Independent Claim 169 words
An apparatus for rolling dough strips in the cross machine direction comprising a supporting framework adapted to be suspended over a dough strip, dough spreading rolling means mounted upon the framework for movement while positioned in operative contact with the dough strip from the approximate center of the apparatus to the left side thereof along a lateral path of travel perpendicular to the axis of the rolling means and from the approximate center of the apparatus to the right side thereof to thereby spread the dough strip laterally of its central axis toward each side edge thereof when each rolling means moves outwardly on the lateral axis, elevating means to lift the rolling means away from the dough when they travel from the periphery of the apparatus to the center thereof, thereby holding the rolling means out of contact with the dough and said rolling means comprising a series of rollers each mounted for free rotation on its own axis and each roll is mounted upon a nylon bushing.
Claim 6
Independent Claim 169 words
An apparatus for rolling dough strips in the cross machine direction comprising a supporting framework adapted to be suspended over a dough strip, dough spreading rolling means mounted upon the framework for movement while positioned in operative contact with the dough strip from the approximate center of the apparatus to the left side thereof along a lateral path of travel perpendicular to the axis of the rolling means and from the approximate center of the apparatus to the right side thereof to thereby spread the dough strip laterally of its central axis toward each side edge thereof when each rolling means moves outwardly on the lateral axis, elevating means to lift the rolling means away from the dough when they travel from the periphery of the apparatus to the center thereof, thereby holding the rolling means out of contact with the dough and said rolling means comprising a series of rollers each mounted for free rotation on its own axis and each roll is mounted upon a nylon bushing.
Claim 7
Dependent Claim 12 words
The apparatus of claim 3 wherein the rolls are formed from polytetraflouroethylene.
Claim 8
Independent Claim 254 words
An apparatus for rolling dough strips in the cross machine direction comprising a supporting framework adapted to be suspended over a dough strip, dough spreading rolling means mounted upon the framework for movement while positioned in operative contact with the dough strip from the approximate center of the apparatus to the left side thereof along a lateral path of travel perpendicular to the axis of the rolling means and from the approximate center of the apparatus to the right side thereof to thereby spread the dough strip laterally of its central axis toward each side edge thereof when each rolling means moves outwardly on the lateral axis, elevating means to lift the rolling means away from the dough when they travel from the periphery of the apparatus to the center thereof, thereby holding the rolling means out of contact with the dough and said rolling means being supported upon drive chain means entrained over chain sprockets located at the approximate center of the apparatus and laterally thereof whereby the movement of the chain over the sprocket carries the rolls from a centrally located position to the side edge of the dough strip and back again and roll accelator means mounted upon the framework in position to be engaged by the rolls before the rolls contact the dough surface whereby the engagement between the accelerator means and the rolls will cause the rolls to rotate just prior to their coming into contact with the dough surface thereby reducing friction between the rolls and the dough.
Claim 9
Independent Claim 254 words
An apparatus for rolling dough strips in the cross machine direction comprising a supporting framework adapted to be suspended over a dough strip, dough spreading rolling means mounted upon the framework for movement while positioned in operative contact with the dough strip from the approximate center of the apparatus to the left side thereof along a lateral path of travel perpendicular to the axis of the rolling means and from the approximate center of the apparatus to the right side thereof to thereby spread the dough strip laterally of its central axis toward each side edge thereof when each rolling means moves outwardly on the lateral axis, elevating means to lift the rolling means away from the dough when they travel from the periphery of the apparatus to the center thereof, thereby holding the rolling means out of contact with the dough and said rolling means being supported upon drive chain means entrained over chain sprockets located at the approximate center of the apparatus and laterally thereof whereby the movement of the chain over the sprocket carries the rolls from a centrally located position to the side edge of the dough strip and back again and roll accelator means mounted upon the framework in position to be engaged by the rolls before the rolls contact the dough surface whereby the engagement between the accelerator means and the rolls will cause the rolls to rotate just prior to their coming into contact with the dough surface thereby reducing friction between the rolls and the dough.
Claim 10
Independent Claim 234 words
An apparatus for rolling dough strips in the cross machine direction comprising a supporting framework adapted to be suspended over a dough strip, dough spreading rolling means mounted upon the framework for movement while positioned in operative contact with the dough strip from the approximate center of the apparatus to the left side thereof along a lateral path of travel perpendicular to the axis of the rolling means and form the approximate center of the apparatus to the right side thereof to thereby spread the dough sTrip laterally of its central axis toward each side edge thereof when each rolling means moves outwardly on the lateral axis, elevating means to lift the rolling means away from the dough when they travel from the periphery of the apparatus to the center thereof, thereby holding the rolling means out of contact with the dough and said rolling means being supported upon drive chain means entrained over chain sprockets located at the approximate center of the apparatus and laterally thereof whereby the movement of the chain over the sprocket carries the rolls from a centrally located position to the side edge of the dough strip and back again and the rolling means being elevated at the center of the apparatus slightly higher than the elevation of the rolling means at the periphery of the dough strip whereby excessive thinning at the center of the strip is prevented.
Claim 11
Independent Claim 234 words
An apparatus for rolling dough strips in the cross machine direction comprising a supporting framework adapted to be suspended over a dough strip, dough spreading rolling means mounted upon the framework for movement while positioned in operative contact with the dough strip from the approximate center of the apparatus to the left side thereof along a lateral path of travel perpendicular to the axis of the rolling means and form the approximate center of the apparatus to the right side thereof to thereby spread the dough sTrip laterally of its central axis toward each side edge thereof when each rolling means moves outwardly on the lateral axis, elevating means to lift the rolling means away from the dough when they travel from the periphery of the apparatus to the center thereof, thereby holding the rolling means out of contact with the dough and said rolling means being supported upon drive chain means entrained over chain sprockets located at the approximate center of the apparatus and laterally thereof whereby the movement of the chain over the sprocket carries the rolls from a centrally located position to the side edge of the dough strip and back again and the rolling means being elevated at the center of the apparatus slightly higher than the elevation of the rolling means at the periphery of the dough strip whereby excessive thinning at the center of the strip is prevented.
Claim 12
Dependent Claim 94 words
The apparatus of claim 6 wherein the supporting chains include a first set of chains entrained over chain sprockets mounted upon a central supporting shaft and chain sprockets mounted on a shaft located at the left hand side of the apparatus and a second pair of roll supporting chains entrained over the central shaft and a shaft located at the right hand side of the apparatus, said right and left hand shafts being mounted at the same elevation and the central shaft being elevated above the elevation of the right and left hand shafts.
Claim 13
Dependent Claim 26 words
The apparatus of claim 5 wherein the accelerator means is a belt and frictional engagement between the belt and the rolls causes the rolls to rotate.

References Cited (Backward Citations)

US2735376A Cited
US1134970A Cited
US2621613A Cited
US2715879A Cited
US2945261A Cited
US3191553A Cited
US3806298A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1978-07-14 1979-01-13 1979-07-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1982-07-14 1983-01-13 1983-07-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1986-07-14 1987-01-13 1987-07-15 $7700.00 Window Closed / Lapsed

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