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US4699583A Expired / Lapsed US ⏱️ 0.0 years remaining

Machine for manufacturing frozen food products, in particular ice creams, ice lollies and the like

Assignee: AIGEL Srl A CORP OF ITALY
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Filing: 1985-09-03
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Granted: 1987-10-13
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Expires: 2005-09-03
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Abstract

Abstract This machine is in particular suitable for forming ice creams and/or popsicles or ice lollies with and without a holding stick, and comprises a freezing station and product metering and withdrawing units. The machine further comprises an intermittently advancing mechanism formed by at least one pair of frames movable with respect to each other and to a plurality of molds containing the product to be frozen to impress on the molds an intermittent forward movement. Preferably this mechanism comprises two pairs of movable frames arranged side-by-side and a transport member shifting the molds from one pair to the other. The metering and the withdrawing units are arranged side-by-side at two different pairs and the molds rest on the frames through support butts so as to ease substitution for other molds of different dimensions.

Inventors

  • 👤 Aldo Grigoli
  • 👤 Giorgio Ghioni

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-10 01:33
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/22; A23G9/26; A23G9/14

Claims Analysis

Total Claims: 18
Claim 1
Independent Claim 129 words
A machine for manufacturing frozen food products, in particular ice creams, ice lollies and the like, comprising at least one metering station feeding said molds with the product to be frozen, at least one refrigeration station cooperating with said molds to freeze the food product contained therein, at least one extraction station for withdrawing the frozen products from said molds, and transport means for intermittently advancing said molds along said stations, said transport means comprising at least one pair of frames and a plurality of transport butts, said plurality of transport butts being rigidly associated with said frames, said frames being movable relatively to each other and to said molds, said butts being T-shaped support members and said molds being disposed in channel plates, conforming to said support members.
Claim 2
Dependent Claim 129 words
A machine for manufacturing frozen food products, in particular ice creams, ice lollies and the like, comprising at least one metering station feeding said molds with the product to be frozen, at least one refrigeration station cooperating with said molds to freeze the food product contained therein, at least one extraction station for withdrawing the frozen products from said molds, and transport means for intermittently advancing said molds along said stations, said transport means comprising at least one pair of frames and a plurality of transport butts, said plurality of transport butts being rigidly associated with said frames, said frames being movable relatively to each other and to said molds, said butts being T-shaped support members and said molds being disposed in channel plates, conforming to said support members.
Claim 3
Dependent Claim 62 words
A machine according to claim 1 wherein said pair of frames each comprise frame ends and legs, said legs extending between said frame ends, said support members each defining a height dimension and being rigidly associated with at least one of said legs, said height dimension defined by each of said support members being increasingly greater towards said ends of said frame.
Claim 4
Dependent Claim 142 words
A machine according to claim 1 further comprising a machine bed and second transport means for intermittently shifting said molds from said pair of frames for imparting to said molds a closed loop travel path, said second means comprising bearing guide means, at least one telescoping element having an extensible arm, at least one slide and at least one carriage, said extensible arm being movable toward and from said frames, each of said molds having rigidly associated therewith at least one pin, said yoke being carried by said extensible arm and adapted for engagement with said at least one pin, said telescoping element being connected to said carriage, said bearing guide being adapted for guiding said molds, said slide extending substantially parallel to said bearing guide and being supported on said machine bed, said carriage being adapted for movement along said slide.
Claim 5
Dependent Claim 74 words
A machine according to claim 1 wherein each of said molds comprises a supporting plate, a plurality of trays, and at least one pin, said plurality of trays being rigidly associated with and extending from said supporting plate, said at least one pin protruding from said supporting plate and being adapted for allowing said mold to be entrained, said supporting plate defining a substantially n-shaped configuration adapted for upwardly partially enveloping said support members.
Claim 6
Dependent Claim 68 words
A machine according to claim 4 wherein said plurality of trays comprises at least one row of trays associated with said supporting plate, wherein said pin protrudes upwardly from said supporting plate along a pin axis, and wherein each tray in said plurality of trays extends downwardly from said supporting plate along a tray axis, said pin axis lying in a plane substantially parallel to said tray axis.
Claim 7
Dependent Claim 145 words
A machine for manufacturing frozen food products, in particular ice creams, ice lollies and the like, comprising at least one metering station feeding said molds with the product to be frozen, at least one refrigeration station cooperating with said molds to freeze the food product contained therein, at least one extraction station for withdrawing the frozen products from said molds, and transport means for intermittently advancing said molds along said stations, said transport means comprising at least one pair of frames, movable relatively to each other and to said molds, said pair of frames each comprising frame ends and legs, said legs extending between said frame ends, said support members each defining a height dimension and being rigidly associated with at least one of said legs, said height dimension defined by each of said support members being increasingly greater towards said ends of said frame.
Claim 8
Dependent Claim 145 words
A machine for manufacturing frozen food products, in particular ice creams, ice lollies and the like, comprising at least one metering station feeding said molds with the product to be frozen, at least one refrigeration station cooperating with said molds to freeze the food product contained therein, at least one extraction station for withdrawing the frozen products from said molds, and transport means for intermittently advancing said molds along said stations, said transport means comprising at least one pair of frames, movable relatively to each other and to said molds, said pair of frames each comprising frame ends and legs, said legs extending between said frame ends, said support members each defining a height dimension and being rigidly associated with at least one of said legs, said height dimension defined by each of said support members being increasingly greater towards said ends of said frame.
Claim 9
Dependent Claim 228 words
A machine for manufacturing frozen food products, in particular ice creams, ice lollies and the like, comprising at least one metering station feeding said molds with the product to be frozen, at least one refrigeration station cooperating with said molds to freeze the food product contained therein, at least one extraction station for withdrawing the frozen products from said molds, and transport means for intermittently advancing said molds along said stations, said transport means comprising at least one pair of frames, movable relatively to each other and to said molds, said machine further comprising a machine bed and second transport means for intermittently shifting said molds from said pair of frames for imparting to said molds a closed loop travel path, said second means comprising bearing guide means, at least one telescoping element having an extensible arm, at least one slide and at least one carriage, said extensible arm being movable toward and from said frames, each of said molds having rigidly associated therewith at least one pin, said yoke being carried by said extensible arm and adapted for engagement with said at least one pin, said telescoping element being connected to said carriage, said bearing guide being adapted for guiding said molds, said slide extending substantially parall to said bearing guide and being supported on said machine bed, said carriage being adapted for movement along said slide.
Claim 10
Dependent Claim 228 words
A machine for manufacturing frozen food products, in particular ice creams, ice lollies and the like, comprising at least one metering station feeding said molds with the product to be frozen, at least one refrigeration station cooperating with said molds to freeze the food product contained therein, at least one extraction station for withdrawing the frozen products from said molds, and transport means for intermittently advancing said molds along said stations, said transport means comprising at least one pair of frames, movable relatively to each other and to said molds, said machine further comprising a machine bed and second transport means for intermittently shifting said molds from said pair of frames for imparting to said molds a closed loop travel path, said second means comprising bearing guide means, at least one telescoping element having an extensible arm, at least one slide and at least one carriage, said extensible arm being movable toward and from said frames, each of said molds having rigidly associated therewith at least one pin, said yoke being carried by said extensible arm and adapted for engagement with said at least one pin, said telescoping element being connected to said carriage, said bearing guide being adapted for guiding said molds, said slide extending substantially parall to said bearing guide and being supported on said machine bed, said carriage being adapted for movement along said slide.
Claim 11
Dependent Claim 62 words
A machine according to claim 7 wherein said pair of frames each comprise frame ends and legs, said legs extending between said frame ends, said support members each defining a height dimension and being rigidly associated with at least one of said legs, said height dimension defined by each of said support members being increasingly greater towards said ends of said frame.
Claim 12
Dependent Claim 142 words
A machine according to claim 6 further comprising a machine bed and second transport means for intermittently shifting said molds from said pair of framed for imparting to said molds a closed loop travel path, said second means comprising bearing guide means, at least one telescoping element having an extensible arm, at least one slide and at least one carriage, said extensible arm being movable toward and from said frames, each of said molds having rigidly associated therewith at least one pin, said yoke being carried by said extensible arm and adapted for engagement with said at least one pin, said telescoping element being connected to said carriage, said bearing guide being adapted for guiding said molds, said slide extending substantially parallel to said bearing guide and being supported on said machine bed, said carriage being adapted for movement along said slide.
Claim 13
Dependent Claim 74 words
A machine according to claim 6 wherein each of said molds comprises a supporting plate, a plurality of trays, and at least one pin, said plurality of trays being rigidly associated with and extending from said supporting plate, said at least one pin protruding from said supporting plate and being adapted for allowing said mold to be entrained, said supporting plate defining a substantially n-shaped configuration adapted for upwardly partially enveloping said support members.
Claim 14
Dependent Claim 68 words
A machine according to claim 10 wherein said plurality of trays comprises at least one row of trays associated with said supporting plate, wherein said pin protrudes upwardly from said supporting plate along a pin axis, and wherein each tray in said plurality of trays extends downwardly from said supporting plate along a tray axis, said pin axis lying in a plane substantially parallel to said tray axis.
Claim 15
Dependent Claim 184 words
A machine for manufacturing frozen food products, in particular ice creams, ice lollies and the like, comprising at least one metering station feeding said molds with the product to be frozen, at least one refrigeration station cooperating with said molds to freeze the food product contained therein, at least one extraction station for withdrawing the frozen products from said molds, and transport means for intermittently advancing said molds along said stations, said transport means comprising at least one pair of frames and a plurality of transport butts, said plurality of transport butts being rigidly associated with said frames, said frames being movable relatively to each other and to said molds, said butts being shaped support members and said molds being disposed in channel plates, conforming to said support members, said pair of frames each comprising frame ends and legs, said legs extending between said frame ends, said support members each defining a height dimension and being rigidly associated with at least one of said legs, said height dimension defined by each of said support members being increasingly greater towards said ends of said frame.
Claim 16
Dependent Claim 184 words
A machine for manufacturing frozen food products, in particular ice creams, ice lollies and the like, comprising at least one metering station feeding said molds with the product to be frozen, at least one refrigeration station cooperating with said molds to freeze the food product contained therein, at least one extraction station for withdrawing the frozen products from said molds, and transport means for intermittently advancing said molds along said stations, said transport means comprising at least one pair of frames and a plurality of transport butts, said plurality of transport butts being rigidly associated with said frames, said frames being movable relatively to each other and to said molds, said butts being shaped support members and said molds being disposed in channel plates, conforming to said support members, said pair of frames each comprising frame ends and legs, said legs extending between said frame ends, said support members each defining a height dimension and being rigidly associated with at least one of said legs, said height dimension defined by each of said support members being increasingly greater towards said ends of said frame.
Claim 17
Dependent Claim 267 words
A machine for manufacturing frozen food products, in particular ice creams, ice lollies and the like, comprising at least one metering station feeding said molds with the product to be frozen, at least one refrigeration station cooperating with said molds to freeze the food product contained therein, at least one extraction station for withdrawing the frozen products from said molds, and transport means for intermittently advancing said molds along said stations, said transport means comprising at least one pair of frames and a plurality of transport butts, said plurality of transport butts being rigidly associated with said frames, said frames being movable relatively to each other and to said molds, said butts being shaped support members and said molds being disposed in channel plates, conforming to said support members, said machine further comprising a machine bed and second transport means for intermittently shifting said molds from said pair of frames for imparting to said molds a closed loop travel path, said second means comprising bearing guide means, at least one telescoping element having an extensible arm, at least one slide and at least one carriage, said extensible arm being movable toward and from said frames, each of said molds having rigidly associated therewith at least one pin, said yoke being carried by said extensible arm and adapted for engagement with said at least one pin, said telescoping element being connected to said carriage, said bearing guide being adapted for guiding said molds, said slide extending substantially parallel to said bearing guide and being supported on said machine bed, said carriage being adapted for movement along said slide.
Claim 18
Dependent Claim 267 words
A machine for manufacturing frozen food products, in particular ice creams, ice lollies and the like, comprising at least one metering station feeding said molds with the product to be frozen, at least one refrigeration station cooperating with said molds to freeze the food product contained therein, at least one extraction station for withdrawing the frozen products from said molds, and transport means for intermittently advancing said molds along said stations, said transport means comprising at least one pair of frames and a plurality of transport butts, said plurality of transport butts being rigidly associated with said frames, said frames being movable relatively to each other and to said molds, said butts being shaped support members and said molds being disposed in channel plates, conforming to said support members, said machine further comprising a machine bed and second transport means for intermittently shifting said molds from said pair of frames for imparting to said molds a closed loop travel path, said second means comprising bearing guide means, at least one telescoping element having an extensible arm, at least one slide and at least one carriage, said extensible arm being movable toward and from said frames, each of said molds having rigidly associated therewith at least one pin, said yoke being carried by said extensible arm and adapted for engagement with said at least one pin, said telescoping element being connected to said carriage, said bearing guide being adapted for guiding said molds, said slide extending substantially parallel to said bearing guide and being supported on said machine bed, said carriage being adapted for movement along said slide.

References Cited (Backward Citations)

US2884875A Cited
US4330245A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1990-10-12 1991-04-13 1991-10-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1994-10-12 1995-04-13 1995-10-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1998-10-12 1999-04-13 1999-10-13 $7700.00 Window Closed / Lapsed

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