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Title:
Gravimetric blender
United States Patent D424587
Inventors:
Maguire, Stephen B. (1549 E. Street Rd., Glen Mills, PA, 19342)
Application Number:
D/071503
Publication Date:
05/09/2000
Filing Date:
05/30/1997
Primary Class:
Other Classes:
D10/87
Field of Search:
D10/87, D15/147, 137/88, 137/7, 137/607, 137/898, 156/244.11, 177/60, 177/16, 177/145, 222/77, 222/239, 222/342, 251/129.05, 251/210, 364/528.04, 366/141, 366/153, 366/156, 366/182, 366/279, 366/186, 366/190, 366/296, 366/320, 428/213, 428/218, 428/500, 428/516, 525/240
View Patent Images:
US Patent References:
5843513Method and apparatus for injecting dry solids particulates into a flow of ground meatDecember, 1998Wilke et al.
5780779Granule gate and granule weighing machine incorporating the sameJuly, 1998Kitamura et al.
5767455Apparatus and method for controlling a vibratory feeder in a weighing machineJune, 1998Mosher
5767453Combined metering apparatusJune, 1998Wakou et al.
5651401Apparatus for filling receptaclesJuly, 1997Cados
5423455Materials feeding system with level sensing probe and method for automatic bulk density determinationJune, 1995Ricciardi et al.
5341961Coffee dispenser with agitatorAugust, 1994Hausam
5340949Metering system capable of easily effecting high-accuracy metering for various works including sticky materialsAugust, 1994Fujimura et al.
5285930Method of dosing fibresFebruary, 1994Nielsen
5261743Apparatus and methods for feeding a substantially uniform quantity of a mixture of materials having variable individual densitiesNovember, 1993Moller
5252008Granular material transfer systemOctober, 1993May, III et al.
5225210Colored resin molderJuly, 1993Shimoda
5172489Plastic resin drying apparatus and methodDecember, 1992Moller
5148943Method and apparatus for metering and blending different material ingredientsSeptember, 1992Moller
5143166Micro weighing systemSeptember, 1992Hough
5132897Method and apparatus for improving the accuracy of closed loop controlled systemsJuly, 1992Allenberg
5125535Gravimetric metering apparatus for bulk materialsJune, 1992Ohlman222/77
5116547Method of coloring polycarbonate extruded or molded products for optical membersMay, 1992Tsukahara et al.
5110521Hybrid apparatus and method for blending materialsMay, 1992Moller
4850703Method of mixing pulverulent materials and device for practicing the sameJuly, 1989Hanaoka et al.
4848534Discharge device for hoppersJuly, 1989Sandwall
4830508Controlling method and a measuring mixer for liquids and powdersMay, 1989Higuchi et al.
4793711Method and apparatus for the batchwise production of paving mixes containing mineral aggregate and bituminous binderDecember, 1988Ohlson
4756348Control apparatus for plastic blending machineryJuly, 1988Moller
4705083Method and machine for batching coloring agents into paints and varnishesNovember, 1987Rossetti
4581704Grain mixing systemApril, 1986Mitsukawa
4525071Additive inventory control, batching and delivery systemJune, 1985Horowitz et al.
4498783Process for mixing and proportioning several mixing componentsFebruary, 1985Rudolph
4475672Hopper discharge deviceOctober, 1984Whitehead
4454943Auger housing constructionJune, 1984Moller
4402436Discharge gate device for bulk cargo hoppers, particularly hoppers in bulk cargo vesselsSeptember, 1983Hellgren
4354622Flow control systemsOctober, 1982Wood
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4148100Apparatus and method for mixing fluffy and rigid plastics materialsApril, 1979Moller
4108334Apparatus for feeding scrap and base plastics material to an extruderAugust, 1978Moller
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3985262Vessel provided with a recessed locking lidOctober, 1976Nauta
3959636Batching systemMay, 1976Johnson et al.
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Foreign References:
EP0318170May, 1989Apparatus for feeding predetermined amounts of pulverised or granular materials.
EP0507689October, 1992Automatic feeding device for a processing machine, particularly for processing plastic material, by homogeneous mixing of several products.
EP0587085March, 1994Method and device for dosing and mixing multicomponent material.
EP0743149November, 1996A container for transporting a granular or powdery material
FR2517087September, 1982
DE3541532A1November, 1985
DE3923241January, 1991
DE4323295February, 1995
GB2081687February, 1982
Other References:
Sheet of 2 photographs of Mould-Tek gravimetric blender, circa 1993.
Sheet of 2 photographs of Motan gravimetric blender and feeding system with Maguire Products, Inc. controls, circa 1993.
Sheet of 3 photographs of UNA-DYN gravimetric blender, circa 1993.
Sheet of 2 photographs of Maguire Products, Inc. gravimetric blender with Conair hoppers and feeding system, circa 1993.
Sheet of 1 photograph of Hydracolor gravimetric blender, circa 1993.
Advertisement entitled "Machinery and Systems for Extrusion is Our Only Business" by Process Control Corporation, circa 1993.
Advertisement entitled "Weigh Blender Delivers Unmatched Accuracy" by Universal Dynamics, Inc., circa 1993.
Advertisement entitled "A Full Line-up of Blender Solutions . . . Priced Right!" by HydReclaim, circa 1993.
Advertisement entitled "New From HydReclaim--Now Processors Can Economically Achieve Continuous Gravimetric Blending" by HydReclaim, circa 1993.
Article entitled "Control Loading Systems" from Plastics Technology, Oct. 1995, p. 41.
Advertisement "Introducing our 400 VME-II Gravimetric Blender" by HydReclaim Corporation, circa 1993.
Four page brochure entitled "Gravimix Better Quality through Research", circa 1993.
Four page brochure entitled "Conomix Plus Volumetric Blender" dated Aug. 1993.
Four page brochure entitled "Conair Franklin Autocolor Y Mezclador" dated Mar. 1995.
Two-sided flyer entitled "GB 140 Series Compact Auto Weigh Blender" published by Conair Franklin in the United States, Jun., 1994.
Six page brochure entitled "Graviblend Precise Continuous Weigh Blenders" published by Ktron Vertech, Jun., 1991, United States.
Six page brochure entitled "Piovan Gravimetric Blenders MDW" published by Piovan SrL, Oct. 1993, Venezia, Italy.
One page flyer entitled "Gravimix, The New Gravimetric Blending Generation" published by Ferlin, De demsvaard, Holland, circa 1993.
Four page brochure entitled "When you Weigh it All Up . . . " published by Ferlin Trading, Holland, circa 1993.
Thirty-two page catalog entitled "Maguire Color Blending Equipment" published by Maguire Products, Inc., 1993, United States.
Two page brochure entitled "Mould-Tek Bulk Handling Systems" published by Mould-Tek Industries, Inc. in Canada, circa 1993.
Brochure entitled "Plastic Molders and Extruders: published by Maguire Products, Inc., 1995".
Primary Examiner:
Davis, Antoine Duval
Attorney, Agent or Firm:
Quinn, Charles N.
Claims:
1. The ornamental design for a gravimetric blender, as shown and described.

Description:

FIG. 1 is a front elevation of a gravimetric blender manifesting the invention.

FIG. 2 is a rear elevation of the gravimetric blender illustrated in FIG. 1.

FIG. 3 is a left side (with reference to the blender positioned as shown in FIG. 1) elevation of the gravimetric blender illustrated in FIGS. 1 and 2.

FIG. 4 is a right side (with reference to the blender positioned as shown in FIG. 1) elevation of the gravimetric blender illustrated in FIGS. 1, 2 and 3.

FIG. 5 is a bottom view of the gravimetric blender illustrated in FIGS. 1, 2, 3 and 4.

FIG. 6 is a top view of the gravimetric blender illustrated in FIGS. 1, 2, 3, 4 and 5.

FIG. 7 is a top view of the gravimetric blender illustrated in FIGS. 1, 2, 3, 4, 5 and 6, but with the tops of the hoppers open and the cover removed therefrom.

FIG. 8 is a front elevation of the gravimetric blender shown in FIGS. 1 through 7, but with the hoppers removed.

FIG. 9 is a rear elevation of the gravimetric blender shown in FIGS. 1 through 8, but with the hoppers removed.

FIG. 10 is a left side elevation (with reference to the blender positioned as shown in FIG. 8) of the gravimetric blender shown in FIGS. 1 through 9, but with the hoppers removed.

FIG. 11 is a right side elevation of the gravimetric blender shown in FIGS. 1 through 10, but with the hoppers removed.

FIG. 12 is a top view of the gravimetric blender shown in FIGS. 1 through 11, but with the hoppers removed; and,

FIG. 13 is a bottom view of the gravimetric blender shown in FIGS. 1 through 12, with the hoppers removed.