NO791868L - Fremgangsmaate for aa forbinde flere deler som f.eks. en roerdel og en plate, et roer e.l. legeme - Google Patents
Fremgangsmaate for aa forbinde flere deler som f.eks. en roerdel og en plate, et roer e.l. legemeInfo
- Publication number
- NO791868L NO791868L NO791868A NO791868A NO791868L NO 791868 L NO791868 L NO 791868L NO 791868 A NO791868 A NO 791868A NO 791868 A NO791868 A NO 791868A NO 791868 L NO791868 L NO 791868L
- Authority
- NO
- Norway
- Prior art keywords
- pipe
- parts
- plate
- piece
- piercing tool
- Prior art date
Links
Classifications
-
- 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
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5229—Joining tubular articles involving the use of a socket
- B29C66/52291—Joining tubular articles involving the use of a socket said socket comprising a stop
- B29C66/52292—Joining tubular articles involving the use of a socket said socket comprising a stop said stop being internal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
- B21J5/063—Friction heat forging
- B21J5/066—Flow drilling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
- B23K20/129—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding specially adapted for particular articles or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/0015—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor specially adapted for perforating tubes
- B26F1/0023—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor specially adapted for perforating tubes by rotary tools, e.g. saws
- B26F1/003—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor specially adapted for perforating tubes by rotary tools, e.g. saws of the drill type
-
- 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
- B29C65/06—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using friction, e.g. spin welding
- B29C65/0681—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using friction, e.g. spin welding created by a tool
-
- 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
- B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
- B29C65/743—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using the same tool for both joining and severing, said tool being monobloc or formed by several parts mounted together and forming a monobloc
- B29C65/7437—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using the same tool for both joining and severing, said tool being monobloc or formed by several parts mounted together and forming a monobloc the tool being a perforating tool
-
- 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
- B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
- B29C66/137—Beaded-edge joints or bead seals
-
- 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
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/52—Joining tubular articles, bars or profiled elements
- B29C66/522—Joining tubular articles
- B29C66/5224—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces
- B29C66/52241—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces with two right angles, e.g. for making T-shaped pieces
-
- 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
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/53—Joining single elements to tubular articles, hollow articles or bars
- B29C66/532—Joining single elements to the wall of tubular articles, hollow articles or bars
- B29C66/5324—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length
- B29C66/53241—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being tubular and said substantially annular single elements being of finite length relative to the infinite length of said tubular 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
- B29C66/80—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
- B29C66/832—Reciprocating joining or pressing tools
- B29C66/8322—Joining or pressing tools reciprocating along one axis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe
- F16L41/082—Non-disconnectable joints, e.g. soldered, adhesive or caulked joints
- F16L41/084—Soldered joints
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/26—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics for branching pipes; for joining pipes to walls; Adaptors 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
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/0255—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using friction
-
- 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
- B29L2031/24—Pipe joints or couplings
- B29L2031/246—T-joints
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Branch Pipes, Bends, And The Like (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
- Standing Axle, Rod, Or Tube Structures Coupled By Welding, Adhesion, Or Deposition (AREA)
- Handcart (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Description
Fremgangsmåte for å forbinde flere deler som f.eks. en rørdel
og en plate, et rør e.l. legeme.
Foreliggende oppfinnelse vedrører en fremgangsmåte for å forbinde flere deler, slik som et. rørstykke og en plate, et rør e.l. legeme.
Vanligvis forbindes et rørstykke med en plate, et rør eller annet legeme på den måte at det først bores eller stanses et hull gjennom platen eller veggen av røret eller det andre legeme, deretter tvinges rørstykket inn i hullet med presspasning, og deretter
forbindes delene ved hjelp av vanlig sveising.
Denne kjente fremgangsmåte har ikke bare den ulempe at den kre-
. ver mange håndteringer og handlinger som gjør angjeldende forbindelse dyr, men den har også den ulempe at den forårsaker dimensjonsvariasjoner slik som variasjoner i senteravstander, inn-rettingsfeil eller skråstilling av rørstykkene, etc. Disse dimensjonsvariasjoner og andre unøyaktigheter synes å være for-årsaket både ved feil i de benyttede maskiner og av menneskelige feil.
Oppfinnelsen har til formål å avhjelpe disse mangler og ulemper ved å tilveiebringe en enkel og rimelig fremgangsmåte som kar-akteriseres ved at etterat de deler som skal forbindes er blitt plassert i riktig relativ stilling, sveises delene til hverandre ved hjelp av friksjonsvarme og trykk som dannes av et raskt roterende, ikke-skjærende gjennomhullingsverktøy som tvinges gjennom nevnte deler.
For å sikre at det ved gjennomhullingsprosessen dannes tilstrekkelig høy temperatur til å oppnå en gass- og væsketett forbindelse mellom delene som skal forbindes, er det fordelaktig å benytte et rørstykke som på forhånd er blitt forsynt med en tverr f- jvegg eller bunn ved den ende som skal sveises til platen, røret 1. legeme.
For å garantere dannelse av tilstrekkelig varme til å sveise sammen de deler som skal forbindes, kan det benyttes et gjennomhul-lingsverktøy hvor det aktive parti har en maksimal diameter som er litt mindre enn' innerdiameteren av rørstykket som skal forbindes.
For å gi forbindelsen eller sveisen mellom de deler som skal forbindes et fordelaktig utseende, kan det. benyttes et rørstykke hvor ytterflaten av tverrveggen eller bunnen er utformet etter overflaten av platen eller ytterflaten av røret e.l. legeme.
Enda bedre resultater oppnås når deler bestående av samme e.l. materialer forbindes ved sveiseprosessen dannet av gjennomhul-lingsverktøyet.
Oppfinnelsen skal i det følgende beskrives ytterligere under hen-visning til vedføyede tegning.
Fig. 1 viser delene som skal forbindes og verktøyet for å oppnå en forbindelse eller sveis ifølge oppfinnelsen, med de enkelte deler adskilt.
i
Fig. 2 viser et vertikalt snitt av delene og verktøyet vist på fig. 1, under sveiseprosessen. Fig. 3 viser et vertikalt snitt av den dannede forbindelse eller sveis. Fig. 4 viser delvis i snitt, delvis i sideriss, et litt forskjel-lig sett av deler som skal forbindes.
På fig. 1 benyttes et raskt roterende nedad tvunget, ikke-skjærende gjennomhullingsverktøy 3 til å forbinde et rørstykke 1 og et rør 2.
For å sikre at det i det område hvor sveisen skal dannes, utvik-jles en tilstrekkelig høy temperatur til å bringe materialet tilj å flyte på riktig måte, er rørstykket 1 forsynt" med en bunn 4. Således vil det nedadgående gjennomhullingsverktøy først komme
i friksjonskontakt med bunnen 4.
På grunn av dette vil et hull med en diameter som tilsvarer den maksimale diameter av gjennomhullingsverktøyet, lages i nevnte bunn og ved ytterligere nedadgående bevegelse også i veggen av røret 2. Under denne bevegelse av gjennomhullingsverktøyet vil materialet som er gjort flytende av den dannede friksjonsvarme, flyte dels oppad langs gjennomhullingsverktøyet inn i rørstykket 1, dels nedad langs verktøyet inn i røret 2, som vist ved 5 og 6 på fig. 3.
Det vil sees at utseendet av forbindelsen eller sveisen vist på fig. 3, selv om den riktignok er gass- og væsketett, ikke er særlig tilfredsstillende på grunn av forbindelsen mellom et plan og en krummet flate.
Dette problem kan løses ved å benytte et rørstykke som isteden-for en plan bunn har en krummet bunn 7, hvis krumning er tilpas-set krumningen av røret 2, som vist på fig. 4.
Det vil være innlysende at mange modifikasjoner av oppfinnelsen er mulige innen rammen av denne.
Claims (5)
1. Fremgangsmåte for forbindelse av flere deler, slik som et rørstykke og en plate, et rør e.l. legeme,, karakterisert ved de trinn først å plassere' de deler som skal forbindes i riktige relative stillinger og derpå sveise dem sammen ved friksjonsvarme og trykk dannet av et raskt roterende, ikke-skjærende gjennomhullingsverktøy som tvinges gjennom nevnte deler.
2. Fremgangsmåte ifølge krav 1, karakterisert ved det ytterligere trinn på forhånd å forsyne rørstykket med en bunn ved den ende som skal sveises til platen, røret e.l.
legeme.
3. Fremgangsmåte ifølge krav 1, karakterisert ved at det benyttes et gjennomhullingsverktøy hvor det aktive parti har en maksimal diameter som er litt mindre enn den indre diameter av rørstykket som skal forbindes.
4. Fremgangsmåte ifølge krav 2, karakterisert ved at det benyttes et rørstykke med en bunn hvis ytre flate er formet i overensstemmelse med overflaten av platen eller ytterflaten av røret e.l. legeme.
5. Fremgangsmåte ifølge krav 1, karakterisert ' ved at deler bestående av samme e.l. materialer forbindes ved en sveiseprosess som utføres ved varme dannet av friksjon og trykk dannet av det raskt roterende, ikke-skjærende gjennom-hullingsverktøy som tvinges gjennom nevnte deler.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7806161A NL7806161A (nl) | 1978-06-06 | 1978-06-06 | Werkwijze voor het bevestigen van een pijp of buisstuk op een plaat, buis of dergelijke. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO791868L true NO791868L (no) | 1979-12-07 |
Family
ID=19830989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO791868A NO791868L (no) | 1978-06-06 | 1979-06-05 | Fremgangsmaate for aa forbinde flere deler som f.eks. en roerdel og en plate, et roer e.l. legeme |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4260094A (no) |
| EP (1) | EP0008135A1 (no) |
| JP (1) | JPS54159557A (no) |
| DK (1) | DK230579A (no) |
| ES (1) | ES481289A1 (no) |
| FI (1) | FI791661A7 (no) |
| NL (1) | NL7806161A (no) |
| NO (1) | NO791868L (no) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5062439A (en) * | 1990-06-14 | 1991-11-05 | Spinsafe, Inc. | Method and apparatus to facilitate the injection of sealant into a pressurized fluid member |
| US5052427A (en) * | 1990-06-14 | 1991-10-01 | Spinsafe, Inc. | Method and apparatus to facilitate the injection of sealant into a pressurized fluid member |
| CA2084965C (en) * | 1991-12-10 | 2001-03-27 | Yonekazu Yamada | Method for making a joint between a main pipe and a branch pipe and apparatus for use in the method |
| NO942790D0 (no) * | 1994-03-28 | 1994-07-27 | Norsk Hydro As | Fremgangsmåte ved friksjonssveising og anordning for samme |
| US5611479A (en) * | 1996-02-20 | 1997-03-18 | Rockwell International Corporation | Friction stir welding total penetration technique |
| US5908044A (en) * | 1997-11-26 | 1999-06-01 | Team, Inc. | Quadra-seal method and apparatus for operations upon fluid pressure containment bodies |
| AT4337U1 (de) * | 2000-01-26 | 2001-06-25 | Steyr Daimler Puch Ag | Verfahren zum verbinden zweier teile mittels reibschweissung und nach diesem verfahren hergestelltes maschinenelement |
| GB0028183D0 (en) * | 2000-11-17 | 2001-01-03 | Rolls Royce Plc | Fabricating structures |
| US6889435B1 (en) * | 2002-05-06 | 2005-05-10 | Dana Corporation | Attachment of metal components by thermal drilling |
| US6726085B2 (en) * | 2002-05-14 | 2004-04-27 | The Boeing Company | Method and apparatus for producing a refined grain structure |
| US6957761B2 (en) * | 2003-04-08 | 2005-10-25 | Autoliv Asp, Inc. | Inertia or friction welding of conical components into elliptically-shaped holes in a pipe or tube |
| FR2866690B1 (fr) * | 2004-02-25 | 2007-11-09 | Hutchinson | Procede de piquage d'en corps tubulaire sur un conduit de transfert de fluide, et conduit ainsi pique |
| GB0603969D0 (en) * | 2006-02-28 | 2006-04-05 | Eaton Williams Group Ltd | A humidifier unit |
| WO2012153182A1 (fr) | 2011-05-12 | 2012-11-15 | Arcelormittal Investigacion Y Desarrollo S.L. | Assemblage d'un tube et d'une tôle |
| US20130056104A1 (en) * | 2011-09-02 | 2013-03-07 | David J. Kriens, Jr. | Snap fitting for plumbing |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2776473A (en) * | 1952-04-29 | 1957-01-08 | Westinghouse Electric Corp | Tube sealing |
| US2795039A (en) * | 1954-02-15 | 1957-06-11 | Gen Motors Corp | Method of frictionally welding a tube to a metal object |
| DE1132885B (de) * | 1958-08-18 | 1962-07-12 | Calumet & Hecla | Verfahren zum Verbinden von sich ueberlappenden Rohrenden |
| US3477115A (en) * | 1967-03-17 | 1969-11-11 | Caterpillar Tractor Co | Method of fastening parts by friction welding |
| US3647553A (en) * | 1970-06-22 | 1972-03-07 | Esb Inc | Intercell connection for storage batteries |
-
1978
- 1978-06-06 NL NL7806161A patent/NL7806161A/xx not_active Application Discontinuation
-
1979
- 1979-05-25 FI FI791661A patent/FI791661A7/fi not_active Application Discontinuation
- 1979-05-29 EP EP19790200263 patent/EP0008135A1/en not_active Withdrawn
- 1979-05-30 US US06/043,648 patent/US4260094A/en not_active Expired - Lifetime
- 1979-06-01 DK DK230579A patent/DK230579A/da unknown
- 1979-06-05 ES ES481289A patent/ES481289A1/es not_active Expired
- 1979-06-05 NO NO791868A patent/NO791868L/no unknown
- 1979-06-05 JP JP7107179A patent/JPS54159557A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US4260094A (en) | 1981-04-07 |
| NL7806161A (nl) | 1979-12-10 |
| FI791661A7 (fi) | 1981-01-01 |
| ES481289A1 (es) | 1980-01-16 |
| DK230579A (da) | 1979-12-07 |
| JPS54159557A (en) | 1979-12-17 |
| EP0008135A1 (en) | 1980-02-20 |
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