DK167166B1 - Method and device for delivery of powdered and granular material, such as fish feed - Google Patents

Method and device for delivery of powdered and granular material, such as fish feed Download PDF

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DK167166B1
DK167166B1 DK166991A DK166991A DK167166B1 DK 167166 B1 DK167166 B1 DK 167166B1 DK 166991 A DK166991 A DK 166991A DK 166991 A DK166991 A DK 166991A DK 167166 B1 DK167166 B1 DK 167166B1
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feed
disc
motor
powdered
feeding
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DK166991A
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DK166991D0 (en
DK166991A (en
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Frede Ejlersen
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Frede Ejlersen
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Description

i DK 167166 B1 5 Teknikkens standpunktin DK 167166 B1 5 The state of the art

Opfindelsen angår en fremgangsmåde til afgivelse af pulvereller kornformet materiale, såsom fiskefoder, fra en beholder med en udløbsmunding, og en derunder ophængt skive, som 10 kan drejes af en elektromotor, på hvilken skive materialet falder ned, og hvorfra det udslynges, når skiven drejes, samt et apparat til udøvelse af fremgangsmåden.BACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to a method of delivering powdered or granular material, such as fish feed, from a container with an outlet mouth, and a disc which can be rotated by an electric motor on which the disc falls, and from which it is ejected as the disc is rotated. , as well as an apparatus for carrying out the method.

Fodring af fisk i bassiner sker sædvanligvis ved hjælp af 15 foderautomater, som kan have forskellig udformning afhæn gigt af foderarten og fiskene.Feeding of fish in basins is usually done by means of 15 feeders, which can have different designs depending on the type of feed and the fish.

Hidtil kendte foderautomater lider imidlertid alle af den mangel, at foderet ikke kan doseres tilstrækkelig nøjagtigt 20 til, at fiskene kan æde det, før det er sunket til bunds. Dette er især tilfældet ved pulverformet fiskefoder.However, hitherto known feeders all suffer from the defect that the feed cannot be dosed exactly enough for the fish to eat it before it has sunk to the bottom. This is especially the case for powdered fish feed.

Dette giver dels et for stort foderforbrug og dels en forurening af vandet. Herved øges omkostningerne til foder og 25 til rensning af vandet.This results in too much feed consumption and partly the pollution of the water. This increases the cost of feed and 25 to purify the water.

For at forbedre foderautomaterne er det forsøgt at sikre en jævn tilførsel af foderet til den skive, som slynger foderet ud, for at foderet kan blive tilført fiskene i rimeligt 30 ensartede mængder.In order to improve the feeders, an attempt has been made to ensure a smooth supply of the feed to the disc which is throwing the feed out, so that the feed can be fed to the fish in a reasonable 30 uniform quantities.

Fra norsk fremlæggelsesskrift nr. 164.573 kendes således en automat, hvor tilledningen af foderet til skiven sker via en vibrerende plade under udløbsåbningen, som skal sikre en 35 jævn tilledning af foder til det roterende trådelement, hvorfra foderet slynges ud. Når automaten aktiveres, vibre- DK 167166 B1 2 res foderet således ud på det roterende element, hvorfra det udslynges. Effekten af vibratoren er imidlertid afhængig af de i foderet indgående elementers vægt, hvilket i praksis vil medføre forskellig udleveringsmængde, afhængigt 5 af foderets sammensætning, kornstørrelse og art. Dette kan medføre en meget uens udleveringsmængde.Thus, from Norwegian Patent Specification No. 164,573, an automat is known in which the feeding of the feed to the disc takes place via a vibrating plate below the outlet opening, which is to ensure a smooth supply of feed to the rotating thread element from which the feed is ejected. Thus, when the machine is activated, the feed is vibrated out onto the rotating element from which it is ejected. However, the effect of the vibrator is dependent on the weight of the elements contained in the feed, which will in practice result in different delivery quantities, depending on the composition, grain size and nature of the feed. This can lead to a very different amount of delivery.

Fra norsk fremlæggelsesskrift nr. 162.143 kendes en lignende automat, hvor foderet tilføres en opad åben skål, som er 10 monteret på en drejeaksel således, at foderet i skålen bliver slynget ud ved hjælp af centrifugalkraften, når den roterer .From Norwegian Patent Specification No. 162,143, a similar machine is known in which the feed is fed to an upwardly open bowl which is mounted on a pivot shaft so that the feed in the bowl is thrown out by the centrifugal force as it rotates.

Disse konstruktioner kræver således en vibrationsmotor og 15 en plade, hvilket er en fordyrende foranstaltning, som kræver vedligeholdelse. Hertil kommer, at foderrester let sætter sig fast på de roterende dele således, at overfladerne på disse bliver ru og de udleverede mængder derfor uens.Thus, these designs require a vibration motor and a plate, which is an expensive measure requiring maintenance. In addition, forage residues easily adhere to the rotating parts so that their surfaces become rough and the quantities dispensed therefore disagree.

20 Fra beskrivelsen til amerikansk patent nr. 4.967.697 kendes en anden automat, hvor der på skiven er monteret en spindel med skruegang, som rager op gennem udløbsmundingen i foderet og, når skiven roterer, vil fungere som en tilledningssnegl for foderet til skiven, hvorfra det udslynges.From the specification of US Patent No. 4,967,697, another machine is known in which a spindle with screw thread is mounted on the disc which protrudes through the outlet mouth of the feed and, as the disc rotates, will act as a feed screw for the feed to the disc. from which it is ejected.

2525

Herved undgås vibrationsenheden, men der opnås ikke en jævn fodertilledning til skiven. Dels vil skivens drejning alene transportere foder i midten af foderstrømmen, og dels vil foderstrømmen langs den tragtformede udløbsmunding være me-30 re ujævn og dermed uensartet. Herved bliver doseringen uens og følsom over for især pulverformet foder, som har en tendens til at blive klæbende og klumpe, især i det herskende fugtige miljø.This avoids the vibration unit, but does not achieve a uniform feed supply to the disc. On the one hand, the turn of the disc alone will transport feed in the center of the feed stream, and partly the feed stream along the funnel-shaped outlet mouth will be more uneven and thus uneven. In this way, the dosage becomes disjointed and sensitive to especially powdered feed which tends to become sticky and lumpy, especially in the prevailing moist environment.

35 Til fodring af især fiskeyngel er der udviklet pulverformet foder, hvortil der er tilsat fedtstof således, at foderet DK 167166 B1 3 kan holde sig flydende i vandet i længere tid. Herved sikres den bedst mulige opædning af foderet, og dermed den bedste økonomi såvel med hensyn til foder som til rensning. Dette foder har imidlertid en tendens til at pakke og der-5 med sætte sig fast på de dele af automaten, hvor foderets strømningshastighed er lav. Herved vil de kendte anlæg blive forhindret i at fungere ensartet og nøjagtigt på grund af de mange aflejringer og fortykninger, som disse ophobninger forårsager for fodertilledningen og udleveringen.35 For feeding fish fry in particular, powdered feed has been developed to which fat has been added so that feed DK 167166 B1 3 can stay floating in the water for a longer period. This ensures the best possible feeding of the feed, and thus the best economy in terms of both feed and purification. However, this feed tends to pack and thereby get stuck on those parts of the dispenser where the feed flow rate is low. In this way, the known plants will be prevented from functioning uniformly and accurately due to the many deposits and thickening that these accumulations cause for the feed supply and delivery.

1010

Selve driften af hidtil kendte anlæg til fodring af fisk sker ved, at skiven sættes i en drejende bevægelse i en så lang tidsperiode, at den tilstræbte fodermængde er udslyn get.The operation of previously known fish feeding facilities is effected by the disc being set in a rotating motion for such a long period of time that the desired amount of feed is thrown out.

1515

Da fodertilledningen imidlertid er uregelmæssig og dermed uens, bliver den udleverede fodermængde det også, da skiven drejer alene i afhængighed af den fastsatte tid. Under drejningen slynges alene det foder ud, som befinder sig 20 langs skivens rand, og da mængden af dette kan variere, bliver fodringen uens og fodringen dermed vanskelig at gøre nøjagtig. Dette afhænger som nævnt af foderets sammensætning, kornstørrelse og art, herunder om der er tilsat fedtstof og eventuelt medicinpulver.However, since the feed supply is irregular and thus dissimilar, the amount of feed delivered also becomes that, since the disc rotates solely depending on the set time. During rotation, only the feed which is 20 along the edge of the disc is thrown out, and since the amount of this can vary, the feeding becomes uneven and thus the feeding is difficult to do accurately. As mentioned above, this depends on the composition, grain size and nature of the feed, including whether fat has been added and possibly powdered medicine.

25 I praksis betyder dette, at der ofte doseres for meget foder, for at der kan opnås den fornødne sikkerhed for, at minimumsfodermængden altid bliver doseret. Dette giver risiko for overfodring og unødig forurening af vandet.In practice, this means that too much feed is often dosed in order to obtain the necessary assurance that the minimum feed quantity is always dosed. This causes the risk of overfeeding and unnecessary contamination of the water.

3030

Fordele ved opfindelsenAdvantages of the invention

Ved fremgangsmåden ifølge opfindelsen, hvor skiven tilføres en forud fastlagt mængde energi, fortrinsvis ved, at moto-35 ren forbindes med en kondensator, som udlades gennem motoren, til drejning og dermed udlevering af materialet, opnås DK 167166 B1 4 først og fremmest den fordel, at der herved kan doseres med en hidtil ukendt stor nøjagtighed, idet skiven ved hver fodring bliver tilført en given energimængde. Herved vil skiven altid udføre et bestemt stykke drejearbejde og der-5 med altid udlevere den samme mængde foder ved det samme stykke arbejde. I praksis har det nemlig vist sig, at der kan doseres med under 1 grams nøjagtighed, hvilket skyldes den sammenhæng, der er mellem foderets konsistens og dets evne til at blive udslynget af skiven. Hvor foderet er kom-10 primeret eller på anden måde sammenhængende, er sammenhængningskraften i foderet af en sådan størrelse, at arbejdet med at slynge dette foder ud er større, og da foderet har en højere massefylde, vil det derfor være forbundet med større arbejde og dermed en reduceret vægtmængde udslynget 15 foder. Skivens drejning bliver således formindsket, men til gengæld bliver der udslynget en vægtmæssig større fodermængde, hvilket giver den ønskede høje grad af nøjagtighed.In the method according to the invention, in which the disc is supplied with a predetermined amount of energy, preferably by connecting the motor with a capacitor discharged through the motor, for turning and thus dispensing the material, first and foremost the advantage is obtained. that it can be dosed with an unprecedented degree of accuracy, with each disc feeding at a given amount of energy. In this way, the disc will always perform a specific piece of turning work and thereby always deliver the same amount of feed at the same piece of work. In practice, it has been found that dosing can be dosed to less than 1 gram accuracy, due to the relationship between the texture of the feed and its ability to be thrown off the disc. Where the feed is compressed or otherwise cohesive, the cohesiveness of the feed is of such a size that the work of ejecting this feed is greater, and since the feed has a higher density, it will therefore be associated with greater work and thus, a reduced amount of weight thrown out 15 feed. The turn of the disc is thus reduced, but on the other hand, a larger amount of feed is thrown out, which gives the desired high degree of accuracy.

Især ved fodring med pulverformet foder eventuelt med 20 fedttilsætning, har fremgangsmåden ifølge opfindelsen vist sig meget fordelagtig, idet der er opnået hidtil ukendt stor nøjagtighed. Således kan der doseres med helt ned til 1/10 grams nøjagtighed pr. fodring. Det har endvidere vist sig, at der udslynges den samme fodermængde, hver gang ski-25 ven har udført sit drejearbejde. Afhængigt af foderets art og beskaffenhed, vil skiven udføre et antal drejninger eller grader og dermed i praksis udlevere en ensartet vægtmængde foder pr. arbejdsgang. Denne nøjagtige dosering medfører, at der kan fodres optimalt, hvilket dels sparer fo-30 der og vandrensning og dels tillige giver sundere og mere velsmagende fisk, idet fiskene holdes i konstant bevægelse i søgen efter foder, hvilket udvikler muskulaturen.Especially when feeding with powdered feed optionally with fat addition, the method according to the invention has proved to be very advantageous, having achieved unprecedented accuracy. Thus, it can be dosed with accuracy down to 1/10 grams per minute. feeding. It has also been found that the same amount of feed is thrown out each time the disc has done its turning job. Depending on the nature and nature of the feed, the disc will perform a number of turns or degrees and thus in practice deliver a uniform amount of feed per day. workflow. This precise dosage means that optimum feeding can be achieved, which saves both feed and water purification and also gives healthier and more tasty fish, keeping the fish in constant motion in search of feed, which develops the musculature.

Fremgangsmåden bevirker endvidere, at skiven altid bliver 35 holdt ren, da skiven og foderet ikke er udsat for nogen nævneværdig fugtpåvirkning udefra.The method furthermore ensures that the disc is always kept clean, since the disc and the feed are not subjected to any significant moisture effect from the outside.

DK 167166 B1 5DK 167166 B1 5

Ved, som omhandlet i krav 2, at programmere udladningerne, og dermed udleveringerne, kan der doseres nøjagtigt efter en given foderplan og dermed sikres, at foderet tilledes i ønsket mængde og på det ønskede tidspunkt. Dette betyder, 5 at reguleringen ikke primært sker ved indstilling af spalteåbningen, men ved antallet af udladninger gennem motoren.By programming the discharges, and thus the deliveries, as defined in claim 2, it is possible to accurately meter the dosage according to a given feeding schedule and thus ensure that the feed is fed in the desired quantity and at the desired time. This means that the control is not primarily done by setting the gap opening, but by the number of discharges through the motor.

Ved, som omhandlet i krav 3, at udforme skiven på foderap-paratet således, at foderet altid fordeler sig på denne, 10 når den ikke drejes, sikres, at foderet ikke falder ud fra apparatet utidigt.As defined in claim 3, designing the disc on the feed device so that the feed always distributes on it 10 when it is not rotated, ensures that the feed does not fall out of the apparatus prematurely.

Ved, som omhandlet i krav 4, at lade skiven være helt glat på oversiden, vil der vanskeligt kunne sætte sig klæbrigt 15 foder fast på skiven, der dermed sikres en problemfri funktion.By, as defined in claim 4, leaving the disc completely smooth on the top surface, it will be difficult to get sticky 15 lining on the disc, thus ensuring a trouble-free operation.

Endelig er det hensigtsmæssigt, som omhandlet i krav 5, at ophænge apparatet frit i en bøjle, idet reaktionen fra ski-20 vens drejebevægelse vil bibringe apparatet en bevægelsesreaktion, som sikrer, at foderet falder jævnt sammen i udløbsmundingen over skiven.Finally, as claimed in claim 5, it is expedient to hang the apparatus freely in a hanger, since the reaction of the rotary movement of the disc will impart a movement reaction to the apparatus which ensures that the feed coincides evenly in the outlet mouth over the disc.

Tegningen 25Drawing 25

Et udførelseseksempel på et apparat ifølge opfindelsen vil blive forklaret nærmere i den efterfølgende beskrivelse under henvisning til tegningen, hvor 30 fig. 1 viser et delvist snitbillede gennem et apparat ifølge opfindelsen, fig. 2 viser et delvist snitbillede af apparatets nedre, og 35 fig. 3 viser et principdiagram for styringen af appara- 6 DK 167166 B1 tet.An embodiment of an apparatus according to the invention will be explained in more detail in the following description with reference to the drawing, in which: FIG. 1 shows a partial sectional view through an apparatus according to the invention; FIG. 2 shows a partial sectional view of the lower part of the apparatus, and FIG. 3 shows a principle diagram for the control of the device 6 DK 167166 B1.

Beskrivelse af udførelseseksemplet 5 Apparatet til udøvelse af fremgangsmåden vil herefter blive beskrevet under henvisning til fig. 1 og 2.Description of Embodiment Example 5 The apparatus for carrying out the method will then be described with reference to FIG. 1 and 2.

Apparatet omfatter den på fig. 1 viste enhed, som kan ophænges i en bøjle 16 i en ikke vist ophængningskrog eller 10 lignende over det ikke viste fiskebassin.The apparatus comprises the device of FIG. 1, which can be suspended in a hanger 16 in a hanging hook or not shown above the fishing pool not shown.

Foderet 14 opbevares i en tragt 1, som kan være keglestub-formet, og som forneden ender i et cylindrisk rørstykke 2, som udgør udmundingen 3 for foderet 14.The liner 14 is stored in a funnel 1 which can be cone-shaped and which ends at the bottom of a cylindrical tube piece 2 which forms the mouth 3 of the liner 14.

15 Som tydeligere vist på fig. 2, er der rundt om rørstykket 2 fastgjort en klemring 5, hvilken ring kan forskydes på rørstykket 2. Herved bliver det muligt at indstille spalteåbningen 13 trinløst og dermed foderudløbet fra mundingen 3.15 As more clearly shown in FIG. 2, a clamping ring 5 is attached around the pipe piece 2, which ring can be displaced on the pipe piece 2. This makes it possible to adjust the gap opening 13 steplessly and thus the feed outlet from the mouth 3.

2020

Til klemringens 5 modstående sider er der fastgjort et par forbindelsesrør 6, som forneden bærer en holdering 7. Denne holdering 7 er ført omkring en elektromotor 8 således, at motoren kan forskydes op og ned i forhold til rørstykkets 2 25 endekant 4.To the opposite sides of the clamping ring 5 are attached a pair of connecting tubes 6, which carry a retainer 7. Below this retainer 7 is passed around an electric motor 8 so that the motor can be moved up and down relative to the end edge 4 of the pipe piece 2.

På den opadragende motoraksel 11 er der fastgjort en skive 12, der, som vist på fig. 2, har en udstrækning, som er større end udløbsåbningens 3 største udstrækning. Dette 30 sikrer, at foderet 14, når det befinder sig på skiven, ligger inde på denne, og ikke kan falde ned fra skiven.On the upward motor shaft 11 is mounted a disc 12 which, as shown in FIG. 2, has an extent greater than the largest extent of the outlet opening 3. This 30 ensures that the liner 14, when it is on the disk, lies on it and cannot fall from the disk.

Skiven 12 er høj glanspoleret på oversiden for at forhindre foderet i at klæbe eller kitte sig fast på den.The disc 12 is high gloss polished on the upper side to prevent the lining from sticking or sticking to it.

3535

Under motoren 8 er der monteret en afbryder, som kan betje-Under the motor 8 there is mounted a switch which can operate.

AA

DK 167166 B1 7 nes af en knap 10 således, at strømmen til motoren kan afbrydes og sluttes.GB 167166 B1 7 is provided by a button 10 so that the power to the motor can be switched off and shut down.

Endelig er ledningen 9 til motoren ført gennem det ene for-5 bindelsesrør 6, hvorfra ledningen føres til den i det følgende beskrevne styringsautomatik.Finally, the conduit 9 of the motor is passed through one connecting tube 6, from which the conduit is fed to the control automatic described below.

Fremgangsmåden vil herefter blive beskrevet.The process will then be described.

10 Afhængig af den ønskede dosering, indstilles spalteåbningen 13 mellem rørstykkets 2 underkant 4 og skiven 12 ved, at klemringen 5 indstilles på rørstykket 2.10 Depending on the desired dosage, the gap opening 13 is adjusted between the lower edge 4 of the pipe piece 2 and the washer 12 by adjusting the clamping ring 5 on the pipe piece 2.

Når spalteåbningen 13 er indstillet, fyldes der foder 14 i 15 tragten 1, hvilket foder vil synke ned på skiven, som vist på fig. 2.When the slot opening 13 is set, feed 14 is filled into the hopper 1, which feed will sink onto the disk, as shown in FIG. 2nd

Styringen af motoren sker, som vist på fig. 3, ved hjælp af en programenhed 18, som tilledes spænding fra en strømfor-20 syning 17, som transformerer og ensretter den tilledte vekselspænding.The motor is controlled as shown in FIG. 3, by means of a program unit 18, which is supplied with voltage from a power supply 17, which transforms and rectifies the applied alternating voltage.

Programenheden 18 kan indstilles til at dosere en given mængde foder på et givet tidspunkt ved at aktivere et par 25 afbrydere 19 og 21, som styrer henholdsvis strømmen til og fra en kondensator 20.The program unit 18 can be set to dose a given amount of feed at a given time by activating a pair of 25 switches 19 and 21 which control the current to and from a capacitor 20, respectively.

Kondensatoren 20 kan således oplades, når afbryderen 19 er sluttet, hvorefter den afbrydes og udladningen gennem moto-30 ren 8 kan ske, når afbryderen 21 sluttes.Thus, the capacitor 20 can be charged when the switch 19 is closed, after which it is disconnected and the discharge through the motor 30 can take place when the switch 21 is closed.

Ved et ukendt foder og med en given spalteåbning, kan der herefter foretages en prøvedosering, hvor den udledte fodermængde vejes. Herefter kan spalteåbningen indstilles så-35 ledes, at den ønskede fodermængde udledes pr. arbejdsgang, hvilket vil sige pr. afladning gennem motoren. Herefter DK 167166 B1 8 indstilles tiden for den enkelte fodring, ligesom antallet af afladninger kan indstilles. Hvor der fra samme programenhed styres flere apparater, er disse på samme måde programmerbare, hvorved man fra centralt sted kan betjene et 5 ubegrænset antal automater.For an unknown feed and with a given slot opening, a sample dosage can then be made, where the deduced feed quantity is weighed. Thereafter, the gap opening can be adjusted so that the desired amount of feed is discharged per workflow, that is, per. discharge through the engine. Thereafter DK 167166 B1 8 sets the time for each feeding, and the number of discharges can be adjusted. Where multiple devices are controlled from the same program unit, these are similarly programmable, allowing you to operate from a central location an unlimited number of machines.

Herefter igangsættes anlægget, og når tidspunktet for fodringen er inde, aktiveres afbryderne, og kondensatorstrømmen udlades gennem motoren. Denne vil herefter foretage et 10 hertil svarende stykke drejearbejde og dermed udkaste en given mængde foder i bassinet.The system is then switched on and when the feeding time is in, the switches are activated and the capacitor current is discharged through the motor. This will then do a corresponding piece of turning work and thus throw a given amount of feed into the basin.

På grund af foderets uens sammensætning, konsistens, fugtighed og kompression, vil skiven skulle arbejde under for-15 skellige driftsbetingelser. Ved let risledygtigt foder, vil skiven rotere mere og herved udlevere en given mængde foder. Ved foder med mindre risledygtighed, og dermed større fasthed og massefylde, vil drejebevægelsen blive mindre. I praksis har det vist sig, at der opnås den ønskede nøjag-20 tighed, idet der gennemsnitligt udledes en meget ensartet mængde foder pr. arbejdsgang.Due to the uneven composition, texture, moisture and compression of the feed, the disc will have to operate under different operating conditions. In light rice-resistant feed, the disc will rotate more and thereby deliver a given amount of feed. For feed with less rice capacity, and thus greater firmness and density, the turning motion will be reduced. In practice, it has been found that the desired accuracy is achieved, on average, a very uniform amount of feed per discharge is obtained. workflow.

Når der imidlertid ønskes en afbrydning af fodringen, f.eks. ved rensning eller udskiftning, kan motorstrømmen 25 afbrydes ved hjælp af afbryderknappen 10.However, when a feeding interruption is desired, e.g. upon cleaning or replacement, the motor current 25 can be interrupted by the switch button 10.

Det bemærkes, at automaten er således konstrueret, at foderet ikke så let kan ophobes på automatens nedre dele, hvilket dels sikrer, at alt foderet når vandet, og dels at ap-30 paratet er rent og dermed hygiejnisk.It should be noted that the dispenser is designed so that the feed cannot be so easily accumulated on the lower parts of the dispenser, which ensures that all the feed reaches the water, and partly that the apparatus is clean and thus hygienic.

Claims (5)

1. Fremgangsmåde til afgivelse af pulver- eller kornformet materiale, såsom fiskefoder, fra en beholder med en udløbs- 5 munding, og en derunder ophængt skive, som kan drejes af en elektromotor, på hvilken skive materialet falder ned, og hvorfra det udslynges, når skiven drejes, kendetegnet ved, at skiven (12) tilføres en forud fastlagt mængde energi, fortrinsvis ved, at motoren (8) forbindes med en 10 kondensator (20), som udlades gennem motoren (8), til drejning og dermed udlevering af materialet (14, 15).A method of delivering powdered or granular material, such as fish feed, from a container with an outlet mouth, and a disc suspended thereon, which can be rotated by an electric motor on which the disc falls and is thrown out of the material. when the pulley is rotated, characterized in that the pulley (12) is supplied with a predetermined amount of energy, preferably by connecting the motor (8) with a capacitor (20) discharged through the motor (8) for rotation and thus delivery of the pulley (8). the material (14, 15). 2. Fremgangsmåde ifølge krav 1, kendetegnet ved, at tidspunktet for og intervallerne mellem udladningerne, 15 og dermed udleveringerne, programmeres.Method according to claim 1, characterized in that the time and intervals between the discharges, and thus the deliveries, are programmed. 3. Apparat til udøvelse af fremgangsmåden ifølge krav 1 og 2, kendetegnet ved, at skivens (12) udstrækning er større end materialets (14) største udstrækning (15) på 20 skiven (12).Apparatus for carrying out the method according to claims 1 and 2, characterized in that the extent of the disc (12) is greater than the largest extent (15) of the material (15) on the disc (12). 4. Apparat ifølge krav 3, kendetegnet ved, at skiven (12) er glat på oversiden mod materialet (14, 15). 25Apparatus according to claim 3, characterized in that the washer (12) is smooth on the upper side towards the material (14, 15). 25 5. Apparat ifølge krav 4, kendetegnet ved, at beholderén (1) er løst ophængt i en bøjle (16).Apparatus according to claim 4, characterized in that the container (1) is loosely suspended in a bracket (16).
DK166991A 1991-09-30 1991-09-30 Method and device for delivery of powdered and granular material, such as fish feed DK167166B1 (en)

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DK166991A DK167166B1 (en) 1991-09-30 1991-09-30 Method and device for delivery of powdered and granular material, such as fish feed

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Application Number Priority Date Filing Date Title
DK166991 1991-09-30
DK166991A DK167166B1 (en) 1991-09-30 1991-09-30 Method and device for delivery of powdered and granular material, such as fish feed

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DK166991D0 DK166991D0 (en) 1991-09-30
DK166991A DK166991A (en) 1993-03-31
DK167166B1 true DK167166B1 (en) 1993-09-13

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DK166991A (en) 1993-03-31

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