Show f t BRAINS OF AIRMEN ASSET I GREATER THAN MACHINERY t Aeroplane Patents Pour In n at Rate ate atef f S of Three a Day Seek New Motive tite Power Power I HINGTON Oct 30 as are the new new devices which t WASHINGTON WA are being applied to the t e navigation of the air lik likely ly to be he bet 12 tolled foud to take the place of brains in m the aviator t K This is ie the opinion of James H Colwell the patent office expert Who i has immediate charge of or all flying machine ma hi e inventions an and who has s given personal attention to almost every over application for a patent in that line H dd aid Summing up 1111 hla hta views today he hedd Ten Tn r cent of f the of every ery aerial erial tight fill lit is h due to the machine much Ins li J per cent m to t the motor and T 7 er e eest ni to tt tin Ih tit man mau The man IRan of ot Inde Indecision eteh Iun n judgment weak wak nerves or cew ow judgment is III as IU much out of OE plate I I lan AC in ill an airship an as a defective mo motor tor Wr i Air hii invention has hilI received a Q stirring within the last few tars ars rs a ia iM I t a is no nu more mure reliable I to tu i i 1 i activity than that die ui rd d b i records if of t tar I j OffU Oftie OffeIt s It H hea h gan with ith tf rte tre fir tit first t b br oj l the bl on the North orth tar ar true ina n coast and has ha increased in Inse p seir se ji c alto atio since Inel with the con conw I w that up to date cat about t j I patents have been issued on these machines oron devices connected with them tb em The Tile bureau if nasty naw handling an anavera I average avera e of about ninety oases eases a aThe month The work Is conducted J In the tle di dl division divisi vision vl loR of tile the inventions whip wi l l t hives ves espe especial cial attention to Inventions having to todo todo do with army and am marine propulsion The airship Invention h ayo been I assigned to this Olis his division lan largely rj lY be betho beuse tho the method of propulsion Is the th most moat Important part of ot aerial nel nl navigation navigation navigation tion The patent office regards as es ell established a eIn the tho t he principle n C PI of the plane In Inthis Inthis this method of transit and tl tile the e In Inventive Int Intang genius of f world d is In now ages c i tang g its attention a largely t upon the motive power Electricity om sa 0 PaIe Pae r ce Five Fhe Fl I I BRAINS Of AIRMEN 1 MORE THAN MACHINE Continued from One Oar Oneas Oneas made the as a motive power Is being subject of careful Inquiry The he weight of the electric motor Is la laa Isa Isa a bar to Its use In all aerial craft and it is feared that no progress can be made until a way wa is found of gath gathering gathering gathering ering this force from front the atmosphere Much attention also is l being given by Inventors to stabilizing by which is Ie meant the keeping of the air cr car in inthe Inthe Inthe the right position In case of ot acci accident accIdent accident dent the machines have a tendency to turn turtle Already vast ast improve improvements Improvements Improvements ments have been made and many man more are hoped for In this direction Inventors also are ate seeking for im tin improved proved methods of ot rising and alight alighting alightIng alightIng ing and there are numerous applications tiona for tor patents covering this point The airmen want a machine which can lift lilt Itself suddenly from the ground like a bird and which can light anywhere To satisfy this de do demand demand mand maud the inventors are turning their attention to the time horizontal screw such as Is used in water In connection with submarine submarino boats and many mant applications applications dealing with this principle have havo been filed tiled In n Time of War Var oar Inventions looking to the use of ot the airship In time of ot war also aillo are pouring Into the tho office as are I which contemplate protection against them As the patent office views the situation the difficulty in using the aeroplane for tor dropping pro projectiles projectiles is found in the uncertainty which must necessarily accompany such effort With ith a machine going from 50 SO to 75 15 miles an hour it is extremely difficult to direct a projectile projectile tile so as to insure Its striking the mark even though that mark be a battleship or an extensive fortification tion |