NO143264B - Presenning med kantforsterkningsstrimmel, og fremgangsmaate til fremstilling av presenningen - Google Patents
Presenning med kantforsterkningsstrimmel, og fremgangsmaate til fremstilling av presenningen Download PDFInfo
- Publication number
- NO143264B NO143264B NO743897A NO743897A NO143264B NO 143264 B NO143264 B NO 143264B NO 743897 A NO743897 A NO 743897A NO 743897 A NO743897 A NO 743897A NO 143264 B NO143264 B NO 143264B
- Authority
- NO
- Norway
- Prior art keywords
- tarpaulin
- holes
- edge
- reinforcement strips
- edge reinforcement
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 30
- 239000004033 plastic Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 description 7
- 238000005507 spraying Methods 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002990 reinforced plastic Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J11/00—Removable external protective coverings specially adapted for vehicles or parts of vehicles, e.g. parking covers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/022—Particular heating or welding methods not otherwise provided for
- B29C65/028—Particular heating or welding methods not otherwise provided for making use of inherent heat, i.e. the heat for the joining comes from the moulding process of one of the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/112—Single lapped joints
- B29C66/1122—Single lap to lap joints, i.e. overlap joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/43—Joining a relatively small portion of the surface of said articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/43—Joining a relatively small portion of the surface of said articles
- B29C66/435—Making large sheets by joining smaller ones or strips together
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/47—Joining single elements to sheets, plates or other substantially flat surfaces
- B29C66/472—Joining single elements to sheets, plates or other substantially flat surfaces said single elements being substantially flat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/47—Joining single elements to sheets, plates or other substantially flat surfaces
- B29C66/472—Joining single elements to sheets, plates or other substantially flat surfaces said single elements being substantially flat
- B29C66/4722—Fixing strips to surfaces other than edge faces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
- B29C66/729—Textile or other fibrous material made from plastics
- B29C66/7292—Textile or other fibrous material made from plastics coated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
- B29C66/8341—Roller, cylinder or drum types; Band or belt types; Ball types
- B29C66/83411—Roller, cylinder or drum types
- B29C66/83413—Roller, cylinder or drum types cooperating rollers, cylinders or drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2793/00—Shaping techniques involving a cutting or machining operation
- B29C2793/0045—Perforating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
- B29C66/8341—Roller, cylinder or drum types; Band or belt types; Ball types
- B29C66/83411—Roller, cylinder or drum types
- B29C66/83415—Roller, cylinder or drum types the contact angle between said rollers, cylinders or drums and said parts to be joined being a non-zero angle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/005—Tarpaulins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/709—Articles shaped in a closed loop, e.g. conveyor belts
- B29L2031/7096—Rings or ring-like articles
- B29L2031/71—Eyelets
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2505/00—Industrial
- D10B2505/18—Outdoor fabrics, e.g. tents, tarpaulins
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24777—Edge feature
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
- Treatment Of Fiber Materials (AREA)
- Magnetic Record Carriers (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Curtains And Furnishings For Windows Or Doors (AREA)
Description
Oppfinnelsen vedrører presenninger av vevnad, plastbelagt vevnad, florstoffer eller uforsterkede eller forsterkede plastfolier med kantforsterkningsstrimler.
Presenninger anvendes stort sett som tildeknings-elementer for beskyttelse av f.eks. materialer mot vind og vær, kulde, varme og støv. For rene tildekningsformål benyttes de som regel i ukonfeksjonert form. I konfeksjon-ert form, dvs. etter tilskjæring, kantforsterkning, anordning av hull eller andre holdeinnretninger, blir presenningene eksempelvis brukt som kjøretøypresenninger, byggpresenninger, jernbanevognpresenninger, osv. Med hull eller kroker, holdelister eller andre festemidler forsynte presenninger har stor betydning innen bygge-bransjen, og de tjener bl.a. til beskyttelse mot vær og vind.
Det er tidligere kjent å anordne hull langs presenningens kant og å forsyne hullkantene med metallfor-sterkning eller plastforsterkning.
For å bedre hullenes utrivningsfasthet er det videre kjent å brette presenningens kant en eller flere ganger, for derved å få en forsterkning, idet hullene an-ordnes i den på denne måte forsterkede presenningkant.
Videre er det kjent å danne kantforsterkningene
ved hjelp av prefabrikerte plaststrimler som festes til presenningkanten ved hjelp av sveisesømmer, hvoretter det foretas en lokking av den slik forsterkede presenningkant. Alle de foran nevnte metoder for anbringelse av hullene
har naturligvis den ulempe at hullene enten må anbringes på de enkelte presenninger i ønsket avstand og antall etter enkeltbestillinger, eller at- man anbringer hullene uten hensyn til enkelte spesialbehov, dvs. at man ofte får hull der hvor man ikke ønsker hull eller hvor det ikke er nød-vendig å ha. slike hull. Dette betyr naturligvis at presenningen vil være perforert på enkelte uønskede steder.
Fra US patentskrift nr. 3 226 281 er det eksempelvis kjent å benytte hullforsterkningslapper som er forsynt med hull før de settes på, f.eks. et klesplagg som er uten hull. I praksis vil man imidlertid ikke kunne få mulig-het for vilkårlig valg av antall og/eller anordning av åpninger eller hull hos brukeren, fordi det i US patentet dreier seg om en samtidig påsetting av trykk-knapper. Hullforsterkningslappen dannes i dette US patent av en strimmel i form av et bånd som er belagt med varmefølsomt plastmateriale og som blir hullforsynt før det varmes og presses fast til eksempelvis et klesplagg.
Fra det tyske utlegningsskrift nr. 10 79 803
er det kjent å bruke kantstrimler forsynt med hull, hvilke kantstrimler festes til en presenningkant. Samtlige hull i kantstrimmelen er imidlertid gjennomgående og åpne.
Ifølge oppfinnelsen er det derfor tilveiebragt
en presenning med kantforsterkningsstrimler, hvilken presenning er kjennetegnet ved at kantforsterkningsstrimlene er uløsbart forbundet over hele sin flate med presenningen, og ved at det utelukkende i kantforsterkningsstrimlene er anordnet hull, slik at presenningen sammen med kantforsterkningsstrimlene i området ved hullene danner blindhull som etter behov kan gjennomstikkes for dannelse av festeåpninger.
På denne måten forenkler man fremstillingen av
en presenning av den innledningsvis nevnte type, og man oppnår den fordel at antall og/eller anordningen av kant-forsterkede åpninger eller hull kan velges av benytteren. Det er fordelaktig å holde avstanden mellom blindhullene
så liten som mulig. For kantforsterkningsstrimlene kan man benytte samme materiale som selve presenningen, eller et annet materiale enn det som benyttes i presenningen.
En særlig økonomisk fremgangsmåte for fremstilling av presenninger med forsterkningsstrimler, ved hvilken fremgangsmåte presenningene fremstilles ved ekstrudering av en smeltet plastmasse gjennom en bredslissdyse, er kjennetegnet ved at kantforsterkningsstrimlene fremstilles på samme måte som presenningen, deretter lokkes og føres forbi den dyse som sprøyter ut presenningen, og således under fremstillingen av presenningen kontinuerlig presses mot
ppresenningen. •)Detsskal: ij.denne-forbindelse gjøres oppmerksom ,:påcidet; tyskeuutlegningskrif t--nr . L11 13 777 .hvorf ra. det , er skjent «.å ff reinstille, et-, selvklebende bånd x ved..utsprøyt-,ing(,gjennom.^en.jdyse,-hvilket; bånd sammenføres med et ,^ annet-. båndssomcdanner ..ethbærerbånd.
cQppfinnelsen«skall beskrives nærmere .under hen-visning -til ttegningene, i.hvor •fig. :l ;viserretpperspektivriss av;en'presenning, r f ig. ;; 2 vviser r.et ssnitt, A-B ; i . f ig. il,
ff ig. "i3 viser.envytterligere ;:utf ørelsesf orm ~isamme
-.snitt vsom i i -f ig. :2,
• fig. ;4 .viser et rtverr.snitt gjennom, en linnretning
•for fffremstilling,:av (-presenningen iifølge oppfinnelsen,
i.f.ig. 55 vviser ...et .«snitt «-retter linjen .Cr?D. i 'fig. 4 , c og
fig. -6 xvi-ser .en vy tterligere *f remstillingsinn-retning ;i tverrsnitt.
rDen ii ff ig . !l <_og 22 w.iste -.presenning 11 i-har kantf or-sterkningsstrimler ?2 lr.uhdt rhele -kanten. ; Disse. er 'lokket eller:gjennomhullet ffør cde;festes ttilr presenningen, slik
. at de ..etter rde - er 'festet t.til ; presenningen ,1 'danner blind-rhull :-3 «som ykan i,g,j.ennoms.tikkes cet.ter rbéhov. r-Når ^presenningene eer rav -plast «eller ^et plastbelagt materiale cer de rav -"det rrsamme . materiale i bestående kant-;forsterkningsstrimler ;2 ^sammensveiset med presenningen over: héle.-sin ff late. .Ved:presenninger cqg/eller -kantforsterkningsstrimler -2 rav ;ikke .sveisbare rmaterialer -kan : kantf orsterk-.ningsstr.imlene klebes tsammen med ;presenningen.
) I moen ttilf eller w.i'1 edet '.være - tilstrekkelig å sy 'kantforster-kriingsstrdmlene 22 -til ;presenningen 1.
Ved rden ii ffig . :r3 -vis te i presenning 1 er det anordnet ilokkede -kantforsterkningsstrimler 2 på begge sider, slik ,at -man cal'.ts"å spa tbegge rsider 'får iblindhull 3 som ligger
>rett 'overfor ,-hverandre.
Den i fig. 4 og 5 viste innretning for .fremstill- • ing av presenninger av plast består av en ekstruder 4 for smelting og_ transport av .en pla^stmasse, gjennom en .bred-, slissdyse 5, hvis lengde altså .svarer til. bredden til den -jvtic;"::.!J bi.-v rn r..; • j ti'j L ss & "v.? '>; 1 •■ * . -i" .tns[.- .it-presenning 1 som sprøytes ut.
i > .!• :;.v:;^-".::oi' brif-'.: j o.: • ■ .■•:: ...r . ' ;r->r f-v ■ ■•
Videre er det anordnet to mindre ekstrudere.6. . l. itic\ e- <. s- s. <s- Ci jo- i:>.~.• •' :c. nr:«r. ion;;i.
med bredslissdyser 7 for sprøyting av to kantforsterk--r;"ri isbn:: 'nr; ?-a •:•;?'//V-.-• r.; i .•<.•'..:..••?•'.«..•• ningsstrimler 2. Ekstruderne 6 er etteror.dnet. en respektiv
stanse- eller lokkeinnretning 8 hvormed kantforsterknings-
v p.u r'. r. r* :-. s" iq f. s v.c zi- ri- si. i y-.- jo v? 'j^a;v . ;>.-1
strimmelen forsynes med gjennomqående hull 9.. Deretter
, i . ui t ! W - A ;r.tX:ViJ 553 1ff3.f <•• . K' - -r - ; føres presenningen 1 og kantforsterkningsstrimmelen 2 gjennom et valsegap mellom de to valsene .10 og, 1.1.^ ,£I valsegapet presses kantforsterkningsstrimmelen 2..mot den
r>r;:. ;\ i< 'r.: nrr.'. (n- ;noi''~::? r r jiyvj .rj i o r-i.; v !'• .
ennå myke presenning 1 og forbinder seg uløsbar.t med
,n&a...san.L.vqqo ogltfii nopnifinras)vb presenningen, uten bruk av ekstra bindemiddel.
, & .pi'.! / Ci—nr* nov ni i :>ii ..*:5 ;. nr: *:> ~r» ? i v '... cx"'
Med den i fig. 6 viste innretning kan man anordne kantforsterkningsstrimler 2 .på begge flatesider av pres--nn i' :i c-n i. i I .ri -i f:.-i'H"Ucf^.?:IV; ito ":«i /
enningen 1. ■ , .,
Minst en av de dreibart opplagrede ..valser 10, 11 oi5r:s* n:ri I r.1i.fr;)i2S.-.ia '-. po ■• • 1 1
drives med en motor. Som det går frem av f.iq.. 2, 2, 4 og
J-;.h;<;>oj. ~' i ziC . ;■■■ <■■ :.■■ >'. o i ril .'r.;-;;'' i U3.i;i;.'i:: ivv.p: v• 6 er kantforsterkningsstrimlene tykkere enn presenningen. 1.
>; i'i a . fi^pr.i '.>!icBir">\i i..: .f ?.:-"0.j : :^■"> "oj X ;t;. Ii':'<."> Oil.»o rr; i',>.•..; ;>
Dessuten svarer bredden til en .kantforsterknings--Lfliiii ■iifi:.' i '..'i V''-1 r;f" ••'''•"•': l?t'.J3-V: "•' T.:V» 52 ^-0 strimmel 2 fortrinnsvis omtrent til tre til fire ganger ,. diameteren av et blindhull 3. •• 'M.1 £.i.:-• d^' ■■:.->.! .i o "'-.iSio vc- ..Klvt:/ix ■• r;i>a:i (:.: 'i<i.;
Claims (2)
- Presenning med kantforsterkningsstrimler forsynt med hull, karakterisert ved at kantforsterkningsstrimlene (2) er uløsbart forbundet over hele sin flate med presenningen (1),■ og ved at det utelukkende i kantforsterkningsstrimlene (2) er anordnet hull (9), slik at presenningen (1) sammen med kantforsterkningsstrimlene (2) i området ved hullene (9) danner blindhull (3) som etter behov kan gjennomstikkes for dannelse av festeåpninger.
- 2. Fremgangsmåte til fremstilling av presenninger med forsterkningsstrimler ifølge krav 1, ved ekstrudering av presenningen fra en smeltet plastmasse gjennom en bredslissdyse, karakterisert ved at kantforsterkningsstrimlene (2) fremstilles på samme måte som presenningen (1), deretter hulles og føres forbi dysen (7) som sprøyter ut presenningen (1), og presses kontinuerlig mot presenningen (1) mens denne dannes.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2356028A DE2356028C3 (de) | 1973-11-09 | 1973-11-09 | Plane mit gelochtem Verstärkungsrand sowie Verfahren zu deren Herstellung |
DE7340118U DE7340118U (de) | 1973-11-09 | 1973-11-09 | Plane mit gelochtem Verstaerkungsrand |
Publications (3)
Publication Number | Publication Date |
---|---|
NO743897L NO743897L (no) | 1975-06-02 |
NO143264B true NO143264B (no) | 1980-09-29 |
NO143264C NO143264C (no) | 1981-02-11 |
Family
ID=37744150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO743897A NO143264C (no) | 1973-11-09 | 1974-10-29 | Presenning med kantforsterkningsstrimmel, og fremgangsmaate til fremstilling av presenningen |
Country Status (23)
Country | Link |
---|---|
US (1) | US3987592A (no) |
JP (1) | JPS5238159B2 (no) |
AT (1) | AT339746B (no) |
BE (1) | BE822063A (no) |
BR (1) | BR7409377A (no) |
CA (1) | CA1030038A (no) |
CH (1) | CH573338A5 (no) |
CS (1) | CS203973B2 (no) |
DD (1) | DD114925A5 (no) |
DE (2) | DE2356028C3 (no) |
DK (1) | DK141990C (no) |
ES (1) | ES431703A1 (no) |
FR (1) | FR2250686B1 (no) |
GB (1) | GB1455927A (no) |
HU (1) | HU171254B (no) |
IT (1) | IT1025338B (no) |
NL (1) | NL164233C (no) |
NO (1) | NO143264C (no) |
PL (1) | PL93966B1 (no) |
RO (1) | RO71708A (no) |
SE (1) | SE421192B (no) |
SU (1) | SU648069A3 (no) |
YU (1) | YU37094B (no) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5233687U (no) * | 1975-08-07 | 1977-03-09 | ||
NL185558C (nl) * | 1977-09-01 | 1990-05-16 | Nicolon Nv | Dekzeil. |
US4301626A (en) * | 1980-06-09 | 1981-11-24 | Effective Conservation Systems, Inc. | Inflatable heat barrier |
US4628549A (en) * | 1984-05-03 | 1986-12-16 | Cantar Corporation | Floatable sheet material and method of making |
US4682447A (en) * | 1984-08-14 | 1987-07-28 | Mobil Oil Corporation | Lightweight tarpaulin |
US4642868A (en) * | 1984-10-26 | 1987-02-17 | Weathermate Marine Manufacturing, Inc. | Method for punching holes in edge binding and the product produced thereby |
FR2577434B1 (fr) * | 1985-02-20 | 1987-07-03 | Cefilac | Procede de fabrication d'un support intercalaire de membranes semi-permeables |
US4881665A (en) * | 1988-03-22 | 1989-11-21 | Mcguire Michael L | Suspended flexible membrane storage silo and article dispenser |
DE4114802A1 (de) * | 1991-05-07 | 1993-02-04 | Doerken Ewald Gmbh Co Kg | Plane mit gelochtem randverstaerkungsstreifen |
DE4143338A1 (de) * | 1991-05-07 | 1992-11-12 | Doerken Ewald Gmbh Co Kg | Plane mit gelochtem randverstaerkungsstreifen |
US5580635A (en) * | 1995-03-06 | 1996-12-03 | Hoheisel; Mark G. | Collection tarpaulin |
US5763031A (en) * | 1997-01-27 | 1998-06-09 | Huang; Jerry J. | Cover reinforcement method and product thereof |
US5974740A (en) * | 1997-02-14 | 1999-11-02 | Park; Peter C. | Adjustable tarpaulin |
DE10201480B4 (de) * | 2002-01-16 | 2005-08-11 | Mega Plast S.A., Heraklion | Stretchfolie |
US20060157099A1 (en) * | 2005-01-19 | 2006-07-20 | Park Peter C | Adjustable strap for assembling canopy |
US8439422B2 (en) * | 2005-06-03 | 2013-05-14 | Stephen G. Ricks, Jr. | Tarp with multiple attachment points |
DE102005028708A1 (de) * | 2005-06-20 | 2007-01-25 | Conteyor Multibag Systems N.V. | Vorhang für einen Behälter |
US20080120916A1 (en) * | 2006-09-08 | 2008-05-29 | Wayne-Dalton Corp. | Method of creating a fabric storm cover for an opening in a building |
DE102007021651A1 (de) * | 2007-05-07 | 2008-11-13 | Lang Industrieservice Gmbh | Sonnenschutzfolie sowie Verfahren und Einrichtung zum Ausrüsten einer derartigen Folie |
US7726710B2 (en) * | 2008-01-07 | 2010-06-01 | Midwest Canvas Corporation | Cover and method of use |
IT1398187B1 (it) * | 2010-02-04 | 2013-02-14 | Ruggia | Telo di copertura in materiale plastico con rinforzi in tessuto polimerico. |
US10077565B2 (en) | 2012-06-05 | 2018-09-18 | Primesource Building Products, Inc. | Edge overlay for layered insulative blanket |
US20140295133A1 (en) * | 2013-04-02 | 2014-10-02 | Poly-America, L.P. | Enhanced Perimeter Polymeric Sheet |
US20140355910A1 (en) * | 2013-06-03 | 2014-12-04 | Ryan Ferris | Sectional Tarp |
US9327754B2 (en) * | 2014-09-24 | 2016-05-03 | MC Inventors, Inc. | Tarpaulin |
US11612225B2 (en) * | 2018-05-03 | 2023-03-28 | Nicholas Schwartz | Securing beach net |
US11612823B2 (en) * | 2020-05-27 | 2023-03-28 | Frustration Free Solutions, Llc | Waterslide |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US189757A (en) * | 1877-04-17 | Improvement in chair-seats | ||
US1769177A (en) * | 1926-10-18 | 1930-07-01 | Conley Thomas | Window screen |
US2061675A (en) * | 1935-03-21 | 1936-11-24 | Nat Blank Book Co | Loose leaf binding device |
US2116260A (en) * | 1937-06-22 | 1938-05-03 | Corkran Herbert | Grain door for railway cars |
US2877876A (en) * | 1957-09-12 | 1959-03-17 | Andrew J Musselman | Metallic door construction |
US3332473A (en) * | 1964-05-08 | 1967-07-25 | Roy W Frederickson | Screen vent structure |
-
1973
- 1973-11-09 DE DE2356028A patent/DE2356028C3/de not_active Expired
- 1973-11-09 DE DE7340118U patent/DE7340118U/de not_active Expired
-
1974
- 1974-09-26 CH CH1303874A patent/CH573338A5/xx not_active IP Right Cessation
- 1974-10-03 AT AT795574A patent/AT339746B/de not_active IP Right Cessation
- 1974-10-11 SE SE7412834A patent/SE421192B/xx unknown
- 1974-10-16 CS CS747102A patent/CS203973B2/cs unknown
- 1974-10-21 HU HU74DO00000387A patent/HU171254B/hu unknown
- 1974-10-28 GB GB4647274A patent/GB1455927A/en not_active Expired
- 1974-10-29 NO NO743897A patent/NO143264C/no unknown
- 1974-10-29 YU YU2883/74A patent/YU37094B/xx unknown
- 1974-10-30 IT IT28980/74A patent/IT1025338B/it active
- 1974-10-30 US US05/519,197 patent/US3987592A/en not_active Expired - Lifetime
- 1974-11-04 FR FR7440347A patent/FR2250686B1/fr not_active Expired
- 1974-11-05 NL NL7414449.A patent/NL164233C/xx not_active IP Right Cessation
- 1974-11-06 SU SU742073165A patent/SU648069A3/ru active
- 1974-11-06 ES ES431703A patent/ES431703A1/es not_active Expired
- 1974-11-07 JP JP49127606A patent/JPS5238159B2/ja not_active Expired
- 1974-11-07 PL PL1974175430A patent/PL93966B1/pl unknown
- 1974-11-07 DD DD182223A patent/DD114925A5/xx unknown
- 1974-11-07 BR BR9377/74A patent/BR7409377A/pt unknown
- 1974-11-08 RO RO7480452A patent/RO71708A/ro unknown
- 1974-11-08 CA CA213,325A patent/CA1030038A/en not_active Expired
- 1974-11-08 DK DK584574A patent/DK141990C/da active
- 1974-11-12 BE BE150395A patent/BE822063A/xx not_active IP Right Cessation
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