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Show THURSDAY, PAGE MAY 16. 1974 4 rvestinc W I II t.H tilt Vss el'slt H t - pl.il tll'lli nil.ll(i ll.il ll Malm loading linum I illl !hC !llc Nh. iii '. !M Iii It iililnilli-iii iu n i thi-l.i- mil ,i v designed i ul 'linn potato hiss liruiMim .lullllsiill I Abel tsv reseated pt'iitt'osur ul agricultural en Ullicel um s.lhl each VC.II .iIhIIII .1 (ll.ll ll'l III Idaho's iiil.iln clop iv lost due In nicrli.iiiir.il damage In the potatoes Hased on .in i n u clop ut 7u iiiillinii hundred wi'iuht w ilh .i base contract ul s( pel hundredweight .lohnson said Ihr lns In Idaho I. u inei could exceed y in million in .i v ear Johnson ,i ut c ut 'rev Will In lllld lull decided mil list wjhci e lln damage is done and dlscov i 'l I'd .1 mill III per cent is dune l lli' lime mi. lines have been scooped up inside ,i hai ester .iiinlli it .!ii In to per cciil inside the l 111 . . i I 111 i damage caused Irom dump ttiLi potatoes into the truck lie said e erv line he came up w ith Mint seemed to he a he eventuallv nood idea tnund two nr three reasons I lust wouldn't work lor example, travels loo iiickl to he used lor a measuring device Kinallv. .lolmsnii thought ol usint! sonar, which emits a sound w cent when ,n npped li mil he h.n ester into the truck The h.irv ester Mild the truck diue through (he held side h side, pnl, tines are dun in per i it and measures the distance it lakes lor the sound to hit .ill ohect and return Johnson said the idea seemed line hut he had In "Imd somehodv with the t ec h n c a know how " to translate his theorv into ester where potatoes ,ilr rolled around .Hid ,in ii.irv - hv liadar v other !il.t!in practice So he turned to the I I electrical engineering department and was told the man to see was l)r Kverelt M I'.ailv an associate pro lessor ol electrical engineer inn I'lTi. IOIISt design ed a spec lal vibrating hlade that takes the potatoes tit the harvester and cuts dam aue at that piniit more than I;. ill He ecetv ed a patent nil the hlade and assigned it to the Idaho liesearch h'ounda lion hie Hut. he said, he tiad no solution to the ptohlem ol l I. Mill deen. In lioiii the ground and vines ,tnd dul lenioved m the harvester, and linallv the li.itvestei Ihmiiii. extending over the truck lied, dumps the potatoes into the truck di l i I told him the problem I had and a possihle solution, hut also that I just didn't know it it was lechnicallv possihle. Johnson said Itul he and IVin Kathlxine lr Itonald K Halhlxine tormer chairman ol the unr vcrsitv s electrical engineer anil now inn department dean ol the Kansas Stale I nivcisitv College ol Knnin eerinn' thought it would Incal engineering major, helped with the project . BUILD WITH AMCOR PUMICE BLOCK You help solve the energy shortage when you build with AMCOR Pumice Block. With high built-i- n insulation qualities our product reduces your monthly heating and cooling expense. Saves energy and money, too! '370 tor enough block for the walls of a 30' x 30' x 8' building approx. cost using AMCOR 8" x 8" x 16" Pumice Block Made Idaho. Reduces fire insurance premiums. Requires little upkeep. in Acoustical qualities are built-in- . Call or visit any AMCOR office for a FREE ESTIMATE. cation last December sounds relatively simple An air medium sonar device is hung .it the end of the boom and emits little pulses ot sound that travel down to the potatoes and reflect back The controller calculates the distance from the drop to the potatoes in the truck and emits a signal which controls solonoid valves that in turn and control the lowering raising of the boom "We're trying to correct the problem that results because you have two moving platforms in the field controlled by two separate drivers." Johnson said. "Not only is the vertical movement different but there's a differ- backward-lorwar- A good harvester operator. Johnson said, does an excellent job in fact, probably does a better job than the sonar device But the device does a "better job continually'' than most operators because a harvester operat Genealogical and Book of Remembrance charts, sheets, supplies and church books at Made in Idaho with Idaho labor and Idaho materials. KWT, PI DAM FALLS: SOUTH YH10WST0 FttMt Rot CwMrl ftrmrt 11 Pk. PY 9 into the truck (.unl) nprt.itui tan problems while ma device waits until a condition exists and then Johnson said corrects it "So a man can do a heller lob. hut in a practical sense lie won because he llst doesn't have the time " Neither Johnson nor BaiK wanted the sonar device to hav an absolute reaction to the lev el ol potatoes because that would cause a ceaseless up and down motion ol the harvester boom, which would wear the boom out in a short period ot t ime So the controls can be set. lor instance, lor an "average" drop distance and he boom won't rise until it is I six-inc- lor use with other crops or other parts ol harvesting such as loading potatoes into a cellar The price would probably Ik- - between M.iKm and .ooo Johnson said bu rners are interested in the sonar device Ixrausc it would case the work burden V In corieci thai problem liatlv said tie sonar (lev ice has switches or "leelet's" which extend Inrwards and teal w .ii ils t rum the har est it boolll and he llol'lolltally to Mir truck bed lloor 11 the teeler collides with either the ti out or back ot the truck and bends a sw itch is closed, buer sounds in the cab and the boom automat icallv uses mil o the truck removing the problem be tore the driver even has time ATTENTION! a lo Be GRADUATES a professional in G.C.A. ANCESTRY HOUSE, & Publishers, Roydan West Center, Logan, Utah the Medical or Dental field. read lilt. Ill 1974 HIGH SCHOOL llaily and Johnson ai e looking lor com panics interested in m.inu lactiii ing and marketing the unit w Inch can be installed on any harvester and which they think could he adapted NOW Enrolling now for July and Sept. classes. The Institute of Medical-Denta- l Technology, 22 Eosl Center St. 753-262- 2 ASK ABOUT OUR SCHOLARSHIP PROGRAM Ml THIS WEEK MON. MAY 13 thru SAT. MAY 18 OPEN WED. NIGHT 'TIL 9 P.M. SAT. MAY 18 8:00 to 3:00 ON EVERYTHING ence" INSTRUCTION roCATOLO: Htftwir 30 BURLFT: 200 Sort It distance lietween the truck and the harvester, keeping the harvester in the right row controlling the speed ul the harvester, and watching lor breakdowns in the thousands ol niov mg parts in a ha rv ester l ilt or! unatel v Johnson said, an operator must spend iii to 7" per cent ot his lime us w atcluug the boom to see whether he must raise or lower tl to cut the distance a potato must tall anticipate which was supported m part b the Idaho Research Foun datum. Inc and parth by the Idaho Potato Commission Their device lor which thev tiled a patent appli- EMEAGY ry work I I S Till-lust tune Johnson and Hailv met hut cars over the past two thev v e come to know one another well as lhe collah orated on the device to regulate the distance ol the harvester hooni t rum the Mitalo level in the truck Kathhnne. Hem J Kocsei. a tornier Idaho graduate stu dent now al the Naval Wrap mis Center at China Lake. ( aid and Steve Hicketts. I.ompoc. Cahl senior elcc lour inches or closer, and won t lower itsclt until it is eight inches or more almve the potatoes but once the shitl is made the Ixhiiii w ill raise or lower itsell m a tenth to halt a second Another problem is that ol making certain the harvest er and li in k continue at exactly the same speed ll a truck slops (in klv while the Ihmiiii is lowered into the bed the h.U estel boolll W ill eon tmue lorward and cause d. image lo the truck bv collision while dm mg must worabout manually controlling the raising and lowering ol tlie boom controlling the or Mirrors Table Tops Shower Doors Auto Glass Tub Enclosures Sliding Glass Doors Store Fronts Aluminum Windows Storm Doors and Windows Custom Screens and Rescreening cut 753-066- 2 753-066- 3 750 West 2nd North, Logan (Next to Cache Country Carpets) Hoeri: 1:00 to 5:30 Mm. Hint W. 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