DE1456066A1 - Arrangement for boundary layer extraction in road and water vehicles - Google Patents

Arrangement for boundary layer extraction in road and water vehicles

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Publication number
DE1456066A1
DE1456066A1 DE19621456066 DE1456066A DE1456066A1 DE 1456066 A1 DE1456066 A1 DE 1456066A1 DE 19621456066 DE19621456066 DE 19621456066 DE 1456066 A DE1456066 A DE 1456066A DE 1456066 A1 DE1456066 A1 DE 1456066A1
Authority
DE
Germany
Prior art keywords
arrangement
boundary layer
walls
road
slots
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE19621456066
Other languages
German (de)
Inventor
Hermann Papst
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority claimed from DEP30859A external-priority patent/DE1222803B/en
Publication of DE1456066A1 publication Critical patent/DE1456066A1/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/145—Means for influencing boundary layers or secondary circulations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
    • B21D13/02—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by pressing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/08—Air inlets for cooling; Shutters or blinds therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D31/00—Superstructures for passenger vehicles
    • B62D31/02—Superstructures for passenger vehicles for carrying large numbers of passengers, e.g. omnibus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D35/00—Vehicle bodies characterised by streamlining
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D37/00—Stabilising vehicle bodies without controlling suspension arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/32—Other means for varying the inherent hydrodynamic characteristics of hulls
    • B63B1/34—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction
    • B63B1/38—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction using air bubbles or air layers gas filled volumes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C21/00—Influencing air flow over aircraft surfaces by affecting boundary layer flow
    • B64C21/02—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like
    • B64C21/06—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like for sucking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/78—Other construction of jet pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/04—Boundary layer controls by actively generating fluid flow
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/10—Drag reduction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T70/00—Maritime or waterways transport
    • Y02T70/10—Measures concerning design or construction of watercraft hulls

Description

Anordnun zur Grenzsehichtabsau un bei Strnßpn- , iind Wasserfall£- ee24e Die Erfindung betrifft die Verfni.ndsriin- der ldiderstandsbeiwerte von Nraftwagee lind Wasserfahrvetzgen durch Laminarhaltung der Grenzschicht mittels Absaugiing' der zu langsam gewordenen Grenz- achichttel.le'@ irox" deren 'Aa@lösrting -von der Wand unter nachfolge..-' den Wirbelersßhoiniingen: Die heuti gensf'faheite :baben dies immer noch in -hohem ,Mäße niitig, da selbst neueste Kraftwagen noch einen Wi derstands- bei_wert von- G,32 aufweisent, wKhrend ein %tiniiial-?,Tiderstand:s- körper bzw. die llä.lfte eines solchen Ydrpers einen Strefiming$- betwert von etws.-0,05 erreichen kann. DIE- Laminarhaltung der Umströmung von Straßen- lind Wasgerkraftfahrzeiiren ist daher' - erstrebenswert, weil bekanntlich der Luftwiderstand bei: einüih. Kraftwagen mit der 3. Potenz der Geschivindi^-keit wächst lind' bei weitem den Rollwiderstand der Räder tiberwi egt, sobald die Geschwindigkeit Tiber etwa hinausgeht. Bei Wasserkraft. fahrzeuäen Ist dies ähnlich: Hierbei, gteI[-t die Antriebsleistung infolge noch stärkeren, C?berflächenantei 1R ra:Ach an. Es ist bekannt, die Grenzschicht durch Absaugen derart zu be- einflus9en, d* 8 sie praktisch laminar mindesteng fier einen, großen Teil der Oberfläche in Ström-ingsrichtunganliegend bleibt. 1)@e firidung gibt hierzu Maßnahmen an, die einfach .rea11 sterber sind- xnd im Betrieb nur geringe Wartung erfordern.: Erfindsings,gewerdentzrrenahichtabsaiigung bei Straßen- und Vaesertährzeugon durch in der Oberfläche der überströmtän #gände legende Sehlitze dieselben vors den P.tgen zwischen den Begren- Zung4h von veroehigdene Funktionen atcsfibena/en Fahrzeugteilen, . wie. pfqaten, 'ganten, Abdeckungen von. Motor-, Gepäck- öder Au"etxt..itaräiiri.eri@, Penstern, Dächwden, Radabeeokangen u. `g@ :``. gebf?_ XI0el die,dies et Sehlitze eintrOjb4rtd@. -, und d Doppelwänden gebildete Kanäle abTefiihrt rrnd einer vom Fahr- zeugmotor erzeugten Strömung zugeführt werderi. . In Ergänzung der Erfindung wird vorgeschlagen, zur Wartung die einer besonderen Verschmutzungsgefahr ausgesetzten Lintritts- schlitze in mit den Spanten und sonstigen Fahrzeugteilen ver- bundenen Ergänzungsteilen anzuordnen, die ge--ehenenf a.1 t.s Leicht abzunehmen lind ii.rch zii erneuern sind. 1n Hand der Zeichriirnr,7en. -wird nachstehend die rrfindi.in? im einzelnen beschrieben: Fit-. 1 ist ein Schnitt durch den Spant eiTieR Eisenbahnwagens oder Onrnihiisses, i.!Pl.cher als T'-Prnfi l 6') mit an-e.gPtzten Flanschen 61 #-tiis-el'iil.CiPt Sei. --,kn den Flanschen ist die Außen- - wand 62 angeschweißt, wehrend das Profil durch einen riindiirn gespannten Blechstreifen 63 aiis Leichtmetall vprschlosgen ist. Der Streifen. 6`i ist, mit sich nach innen erweiternden Schlitzen 1 versehen, in welche dte wandnahe Grenzschicht infnlr=e des wIrk- sa.men Unterdruckes einströmt. Die Profillcan4l.e 6l1 sind an ge- eigneten Stellen mit Verbindungskanälen hl@ zier ibsaii:geeinri.ch- tung verbunden. "Nach unten zu sind Löcher 65*angehrachts durch welche eingedrungener Regen oder Kondensat abtropft. Die wärme- isolierende-Innenwand 66 ist an den Spanten 60 Lind den Ver- , bindungskanälen 64 befestigt. Diese können auch zwischen den Tfänden 62 und 66 gebildet werden und durch Löcher 67 in den TY-Schenkeln mit den Kanälen 60 verbunden sein. Fis- 2 und 3 zeiäen-einen Omnisbus mit Spantenkanalausbildung gemäß Fis.--. 16. Die: :ber die Spantenabdeckung 63 eintretende Luft- wird über die Verbindungskanäle 64 dem itühllüfter -68 see- wfe den Düsen .651'' zugeführt, welche die- Reckströmung- ausblasen. Die: Spentenabdeckungen 63: können durch Aufkleben auf' -dem- Spant 6( mittragen.-. . . mit trertP.i 1 tnr @rpn@schicht- - at,sa@!^n*n,--@ *.i @, nt#p@ 1 r, del'tAn aTi, dait rzi e f,tTPn@chl i_t2P t@@-.. #rTS@ @t@11@#n rTP" T##rr@n r,-d Apr #tarnact- r@ P anTJi e a Ti rlr#i'r#, Hiircli -Ten 1tlfha1l alls 't`Pi 1 (#n hE:di it'°,tP schmale @i7@?'enSCllli t7.p 100 h z17r r ,@Pr ..@.@.##*,@i-f1 ar#T,p rzp. T'rl'#rzpilgtr;;rrPrg #ni i: aPl?r @"tPr 7'i r?-,tn@ di pnen. Die-;f- '»-'li,-ATicr-llli t?P In0 eetpl-en ^7er#t,#tR mit Aem ' Tj@ltlrai@##i 11^ r1P@ Pfi'natP#',c l@i1 @:nwip @;+r@hpn oder -inraerpn ?tru- te-iln- -in riitei"arrier ein T@nital- @@r@t@t7. w##tr-hpa in ;a,er rlas TTP@i@ dpa fahr@pnmas v(-rt%-ilte Aiis- tritt@:@l:tapii=1#a@tp ''?@@Ttri@t. '@a@ "rntnrAnsaiifrrnhr 1:ann an das T@'anal- s,-ste#R Pi@Pnfall.s a#-@@p@n@#Tna@Pn t,rprrlAn. t@iarrh t`rischltifte3.ntritt iinti>r Staiidrtick wird verhiitet, daß 911;@#asp i.ns Pahrzell-innere @Plan?er. 1'`.i71 si rb :lllflerendE'R 1 eir`htec; qiimttti.platten- ventil ka"n hierbei einen @wanmslnfi@A@ Ahsvhliiß herheifiihrt-n. npr G':@>#r@aat-rallm wirrt diircl-i pinPn b(-snncieren 13.tii-rdiiaenschlitz 1C.' 'iRl TTPI`tr - in der r'rc#nzschichtahsail@strümlin=r QntliiftE't. Pi-. 1; f-.iht einen Srllt'nitt ciiirrli d(-ti mtirpfoSten 80 zwischen zwei. @@#tlrnIt qn dPS Trrafturac-ena wieder. Tlag Pfostenprofil 8() ist mit bei :-e^Ch10.^SC@@tf'n Tiiren (rewtihnlich VArdeckten. ?.(iC11Arn 81 Yer- a@il@n * in t,rel cllp die '7rt-n-zgr#ltichtllift eintritt lind in ni cltt dargestelitpr Verhiit(iiiit!-c;kaniilen hinter dem Tleck abfließt. Die , Auf 11 d .It-re-n Q'? bilden vlit ab.C#er n eten Kanten des nfnstens AP schmale 1@i.ntrittRSchl i uze 1 nn für die wandnahen Crren@sr#liichtteile. 1!:in hnhI@@ n=c@tnrofil Q2 sor-t riin-liim für Ahd%chtiinT der Viren c)n- m:t deni an@Tedeiiteten TeP-elverschlliß 1@P'TPntJRac@r ward infnl.fre des Dichtprofils 92 ciiirch den lrarosser1 pfnstpn 90 -eleitet. Fig. (; zeit das TTeck eines kleinen "'ntoraclliffes mit Absauf7ung der !Trenxschiclit in Schälschlitze 10 im T)ecl#=hlecli fit durch ?rohl- spanten etwa- mach Pig. 1 oder ?. Die Spantenhnhlräume sind unter- einander -iit "analen 64 und den Aitagtriit-Fiffniinpen 6q in der ?Teck- wnnd verblinden. Dieselben sind ziieclcmäßir im Saugbereich der Schraube 75 angeordnet, so daß die Crrenzscl,i clit in alisreichen- dsm '.'.aßt- ahrresali@t wird. Die Sfirömun@I- liegt dann dem Scliifi'ST kcirrer besser an lind der @fider@ta@l@t 3 ^t entQnr@ch@ncl vermindort. F.-:; @-eir, #l-iP Sehraube 7, ri:i t einem !!'antel zi, Tim.-eben. Order for border view inspection and for Strnßpn- , iind waterfall £ - ee24e The invention relates to the constrainers of resistance coefficients von Nraftwagee and Wasserfahrvetzgen through the laminar maintenance of the Boundary layer by means of suction of the boundary layer that has become too slow achichttel.le '@ irox "whose' Aa @lösrting -von the wall under succession ..- ' the Wirbelersßhoiniingen: Today's ability to do this: still have this in a -high, moderation useful, since even the latest cars still have a resistance at_wert von- G, 32, while a% tiniiial - ?, resistance: s- body or the length of such a Ydrper a Strefiming $ - can reach a value of about -0.05. THE laminar maintenance of the The flow of water around road and water vehicles is therefore '- worth striving for because, as is well known, the air resistance at: einüih. Motor vehicle with the 3rd power of speed grows slowly far outweighs the rolling resistance of the wheels as soon as the Speed Tiber goes about. With hydropower. vehicles If this is similar: Here, the drive power applies as a result of even stronger surface components 1R ra: Oh, yes. It is known to treat the boundary layer by suction in such a way Influences, they are practically laminar at least narrowly for one, large part of the surface in the direction of flow remain. 1) @e firleid indicates measures that are simply .rea11 Dying are - xnd require little maintenance in operation .: Inventions, business disregard for road and traffic Vaesertährzeugon through in the surface of the overflowing areas place the same seat brace in front of the pavement between the boundaries Zung4h of veroehigdene functions atcsfibena / en vehicle parts,. how. pfqaten, 'ganten, covers of. Motor, luggage waste Au "etxt..itaräiiri.eri @, Penstern, Dächwden, Radabeeokangen u.` G @: ``. Gebf? _ XI0el die, this and seat straps enterOjb4rtd @. -, and d Ducts formed by double walls lead away from the flow generated by the vehicle engine. . In addition to the invention, it is proposed to maintain the tramlining exposed to a particular risk of soiling slots in with the frames and other vehicle parts to arrange bound supplementary parts, the ehenf a.1 ts light to be removed and to be renewed. 1 in the hand of the drawing number, 7. -will be the rrfindi.in below? in the individually described: Fit-. 1 is a section through the frame of a railroad car or Onrnihiisses, i.! Pl.cher as T'-Prnfi l 6 ') with an-e.gPtzten Flanges 61 # -t iis-el'iil.CiPt Sei. -, the flanges are the outer - wall 62 is welded on, while the profile is protected by a riindiirn tensioned sheet metal strips 63 aiis light metal is vprschlosgen. The stripe. 6`i is, with inwardly widening slots 1 in which the boundary layer near the wall infnlr = e of the active sa.men negative pressure flows in. The Profillcan4l.e 6l1 are suitable positions with connection channels hl @ zier ibsaii: geeinri.ch- connected. "Holes 65 * are attached to the bottom which drips off rain or condensate that has penetrated. The heat- insulating inner wall 66 is on the frames 60 and the ver, binding channels 64 attached. These can also be used between the Tfstands 62 and 66 are formed and through holes 67 in the TY legs to be connected to the channels 60. Fis- 2 and 3 line-an omnisbus with rib channel training according to fig. 16. The:: entering via the frame cover 63 Air is sent to the cooling fan -68 via the connecting ducts 64 wfe fed to the nozzles .651 '' which blow out the stretching flow. The: Spente covers 63: can be glued to the frame 6 ( carry along. . . with trertP.i 1 tnr @ rpn @ shift- - at, sa @! ^ n * n, - @ * .i @, nt # p @ 1 r, del'tAn aTi, dait rzi ef, tTPn @ chl i_t2P t @@ - .. # rTS @ @ t @ 11 @ # n rTP "T ## rr @ nr, -d Apr #tarnac t- r @ P anTJi ea Ti rlr # i'r #, Hiircli -Ten 1tlfha1l alls' t`Pi 1 (#n hE: di it '°, tP narrow @ i7 @?' EnSCllli t7.p 100 h z17r r , @ Pr .. @. @. ## *, @ i-f1 ar # T, p rzp. T'rl '# rzpilgtr ;; rrPrg #ni i: aPl? R @ "tPr 7'ir? -, tn @ di pnen. Die-; f- '»-'li, -ATicr-llli t? P In0 eetpl-en ^ 7er # t, # tR with Aem' Tj @ ltlrai @ ## i 11 ^ r1P @ Pfi'natP # ', cl @ i1 @: nwip @; + r @ hpn or -inraerpn? Tru- te-iln- -in riitei "arrier a T @ nital- @@ r @ t @ t7. w ## tr-hpa in; a, er rlas TTP @ i @ dpa fahr @ pnmas v ( -rt % - ilte Aiis- occurs @: @ l: tapii = 1 # a @ tp ''? @@ Ttri @ t. '@ a @ "rntnrAnsaiifrrnhr 1: ann to the T @' anal- s, -ste # R Pi@Pnfall.sa # - @@ p @ n @ # Tna @ Pn t, rprrlAn. t @ iarrh t`rischltifte3.ntritt iinti> r Staiidrtick is prevented that 911; @ # asp i.ns Pahrzell-inner @Planner. 1``.i71 si r b : lllflerendE'R 1 eir`hte c; qiimttti.platten- valve can produce a @ wanmslnfi @ A @ Ahsvhliiß-n. npr G ': @># r @ aat-rallm wirrt diircl-i pinPn b (-snncieren 13.tii-rdiiaenschlitz 1C.' 'iRl TTPI`t r - in the r'rc # nzschichtahsail @ strümlin = r QntliiftE't. Pi-. 1; f-.iht a srllt'nitt ciiirrli d (- ti mtirpfoSten 80 between two. @@ # tlrnIt qn dPS Trrafturac-ena again. Tlag post profile 8 () is with at : -e ^ Ch10. ^ SC @@ tf'n Tiiren (rewtihnlich VArdeckten.?. (iC11Arn 81 Yer- a @ il @ n * in t, rel cllp die '7r t- n -z gr # ltichtllift enters lind in ni cltt dargestelitpr Verhiit (iiiit! -c; kaniilen flows off behind the tleck. The , On 11 d .It-re-n Q '? map vlit. C # er n eten edges of the fifth AP narrow 1@i.ntrittRSchl i uze 1 nn for those near the wall Crren @ sr # liichtteile. 1!: In hnhI @@ n = c @ tnrofil Q2 sor-t riin-liim for Ahd% chtiinT of the viruses c) n- m: t deni an @ Tedeiiteten TeP-elverschlliß 1 @ P'TPntJRac @ r was infnl.fre of the sealing profile 92 ciiirch the lrarosser1 pfnstpn 90 - headed. Fig. (; Time the TTeck of a small "'ntoraclliffes with Absauf7ung the! Trenxschiclit in peeling slots 10 in the T) ecl # = hlecli fit through? rohl- for example - do Pig. 1 or?. The frame openings are each other -iit "anal 64 and the aitagtriit-Fiffniinpen 6q in the? teck- wnnd blind. These are ideal in the suction area of the Screw 75 arranged so that the crrenzscl, i clit in alisreich- dsm '.'. aasst- ahrresali @ t will. The Sfirömun @ I- is then the Scliifi'ST kcirrer better an lind der @ fider @ ta @ l @ t 3 ^ t entQnr @ ch @ ncl vermindort. F.- :; @ -eir, # l-iP Sehraube 7 , ri: it one !! 'antel zi, Tim.-just.

Claims (1)

P a t e n t a n n p r fi c h e 1 °nordniing der (erenzsctiichtahsaugiinir hei Straßen- und Traggerfalirzeii^'An durch in der Oherfliiche der iiherstriimten Wände liegende Schlitze, d a d ti r e h ? e k e n n _ z e i c h n e t , daß die Schlifzc- von den Fii-en zwischen den Begrenzungen von verschiedene Funktionen ansiibenden Fahrzeufteilen, 'wie Pfosten, Spanten, Abdeckun-en von Klotor-, GepRck- oder AZifenthaltsrKTirnen, Fenstern, Dach- wänden, Rodabdeckungen lind d@;1. gebildet werden, wobei die in diese Schlitze eintretenden gtrömunfstei.le in an sich bekannter 'id(--ise durch vors Tra?profilen und Doppel- wänden gebildete Kanäle ahgeffihrt lind einer vom Fahrzen-- motor erzeugten Ströniun- zne"efiihrt werden. 2) Anordnung zur %'.renzschichtabsau-iing nach Anspruch 1, dadurch gekennzeichnet, daß die Schlitze in mit den Spanten und sonstigen Fahrzenteilen verbundenen Ergänzungsteilen an- geordnet sind.
Patent application 1 ° north of the (erenzsctiichtahsaugiinir at street and Traggerfalirzeii ^ 'An through in the surface of the stripped Slits lying on the walls, dad ti reh? ekenn _ draws that the cut from the fii-en between the limitations of various functions Vehicle parts, such as posts, frames, covers of Clothes, luggage or guest lockers, windows, roof walls, rod covers lind d @; 1. be formed, where the flow parts entering these slots in well-known 'id (- ise through front profiles and double canals formed by the walls and one of them is guided by the vehicle. motor generated currents ". 2) arrangement for% '. Renzschichtabsau-iing according to claim 1, characterized marked that the slots in with the frames and additional parts connected to other vehicle parts are ordered.
DE19621456066 1962-12-24 1962-12-24 Arrangement for boundary layer extraction in road and water vehicles Pending DE1456066A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP0037220 1962-12-24
DEP30859A DE1222803B (en) 1962-12-24 1962-12-24 Overflowing wall, especially in aircraft, with slots for boundary layer suction

Publications (1)

Publication Number Publication Date
DE1456066A1 true DE1456066A1 (en) 1970-01-08

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Application Number Title Priority Date Filing Date
DE19621456066 Pending DE1456066A1 (en) 1962-12-24 1962-12-24 Arrangement for boundary layer extraction in road and water vehicles

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DE (1) DE1456066A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990005084A1 (en) * 1988-11-07 1990-05-17 Dieter Geropp Process and device for reducing the drag in the rear region of a vehicle, e.g. a road or rail vehicle or the like
DE102014002090A1 (en) * 2014-02-14 2015-08-20 Albert Lammers Method and device for launching and landing aircraft without runway and without runway

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990005084A1 (en) * 1988-11-07 1990-05-17 Dieter Geropp Process and device for reducing the drag in the rear region of a vehicle, e.g. a road or rail vehicle or the like
US5407245A (en) * 1988-11-07 1995-04-18 Daimler-Benz Ag Process and device for reducing the drag in the rear region of a vehicle, for example, a road or rail vehicle or the like
DE102014002090A1 (en) * 2014-02-14 2015-08-20 Albert Lammers Method and device for launching and landing aircraft without runway and without runway

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