HRP20150856T1 - Heating radiator element and method and device for closing an end part of a heating radiator element - Google Patents

Heating radiator element and method and device for closing an end part of a heating radiator element Download PDF

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Publication number
HRP20150856T1
HRP20150856T1 HRP20150856TT HRP20150856T HRP20150856T1 HR P20150856 T1 HRP20150856 T1 HR P20150856T1 HR P20150856T T HRP20150856T T HR P20150856TT HR P20150856 T HRP20150856 T HR P20150856T HR P20150856 T1 HRP20150856 T1 HR P20150856T1
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HR
Croatia
Prior art keywords
plug
ring
end part
radiator element
radiator
Prior art date
Application number
HRP20150856TT
Other languages
Croatian (hr)
Inventor
Fabio Sassi
Original Assignee
Fondital S.P.A.
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
Priority claimed from ITMI2009A001331A external-priority patent/IT1394988B1/en
Priority claimed from ITMI2010A000638A external-priority patent/IT1399622B1/en
Application filed by Fondital S.P.A. filed Critical Fondital S.P.A.
Publication of HRP20150856T1 publication Critical patent/HRP20150856T1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
    • F28D1/05308—Assemblies of conduits connected side by side or with individual headers, e.g. section type radiators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
    • F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
    • F28D1/05358—Assemblies of conduits connected side by side or with individual headers, e.g. section type radiators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0035—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for domestic or space heating, e.g. heating radiators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2220/00—Closure means, e.g. end caps on header boxes or plugs on conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2275/00—Fastening; Joining
    • F28F2275/12—Fastening; Joining by methods involving deformation of the elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2275/00—Fastening; Joining
    • F28F2275/12—Fastening; Joining by methods involving deformation of the elements
    • F28F2275/122—Fastening; Joining by methods involving deformation of the elements by crimping, caulking or clinching

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Resistance Heating (AREA)
  • Cookers (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
  • Clamps And Clips (AREA)
  • Gasket Seals (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)

Claims (15)

1. Element za grijanje radijatora (1), koji obuhvaća: tijelo (2), koje ima unutarnju komoru (4) za protok vode te koje ima uglavnom cjevasti zadnji dio (10), koji se proteže uzduž osi (A); čep (20), koji zatvara otvor na dnu (12) krajnjeg dijela (10) i koji je mehanički spojen na krajnji dio (10); i barem jedan brtveni prsten (21) postavljen između čepa (20) i krajnjeg dijela (10); te da krajnji dio (10) ima vanjski zračni prsten (18) oko otvora (12) i ima par ravnih i paralelno suprotnih površina (19), koje su u biti pravokutne prema osi (A); a čep (20) koji je mehanički pričvršćen na prsten (18); element radijatora, naznačen time, da pomoću navedenog para ravnih i paralelno suprotnih površina (19) koje se barem djelomično preklapaju u osovinskoj izbočini; a daje čep (20) mehanički pričvršćen na prsten (18) pomoću para paralelnih, ravnih, suprotnih površina za pričvršćivanje (29) koje su okrenute jedan prema drugoj, te su pravokutne prema osi (A) i da su aksijalno zahvaćene i stisnute uz odgovarajuće površine (19) prstena (18).1. A radiator heating element (1), comprising: a body (2), which has an internal chamber (4) for water flow and which has a generally tubular rear part (10), which extends along the axis (A); plug (20), which closes the opening at the bottom (12) of the end part (10) and which is mechanically connected to the end part (10); and at least one sealing ring (21) placed between the plug (20) and the end part (10); and that the end part (10) has an outer air ring (18) around the opening (12) and has a pair of flat and parallel opposite surfaces (19), which are essentially rectangular to the axis (A); and the plug (20) which is mechanically attached to the ring (18); a radiator element, characterized in that by said pair of flat and parallel opposite surfaces (19) which at least partially overlap in the axial projection; and wherein the plug (20) is mechanically attached to the ring (18) by means of a pair of parallel, planar, opposite attachment surfaces (29) which face each other and are perpendicular to the axis (A) and are axially engaged and compressed against each other surfaces (19) of the ring (18). 2. Element radijatora u skladu s patentnim zahtjevom 1, naznačen time, da se čep (20) pričvršćuje na prsten (18) preko sila stezanja, koje u biti djeluju samo u osovinskom smjeru i potiskuju pričvršćene površine (29) čepa (20) aksijalno prema površinama (19) prstena (18), i uglavnom bez radijalnog pritiska sastavnih dijelova.2. Radiator element according to patent claim 1, characterized in that the plug (20) is attached to the ring (18) via clamping forces, which essentially act only in the axial direction and push the attached surfaces (29) of the plug (20) axially against the surfaces (19) of the ring (18), and mostly without radial pressure of the component parts. 3. Element radijatora u skladu s patentnim zahtjevom 1 ili patentnim zahtjevom 2, naznačen time, da otvor (12) i čep (20) imaju oblik koji je uglavnom ovalan ili eliptičan te je u svakom slučaju produženi uzduž glavnih osi (B), i/ili je u biti mnogokutan s mogućim zaobljenim stranama i/ili vrhovima.3. A radiator element according to patent claim 1 or patent claim 2, characterized in that the opening (12) and plug (20) have a shape that is mostly oval or elliptical and is in any case extended along the main axes (B), and /or is essentially polygonal with possibly rounded sides and/or vertices. 4. Element radijatora u skladu s patentnim zahtjevom 3, naznačen time, da barem jedna od pričvršćenih površina (29) čepa (20) sadrži dijametralno suprotne dijelove površina, koje su postavljene dijametralno na odgovarajućim suprotnim krajevima čepa (20) duž glavnih osi (B) i koji su odvojeni jedan od drugog.4. A radiator element according to claim 3, characterized in that at least one of the attached surfaces (29) of the plug (20) contains diametrically opposite parts of the surfaces, which are placed diametrically at the corresponding opposite ends of the plug (20) along the main axes (B ) and which are separated from each other. 5. Element radijatora u skladu s bilo kojim od prethodnih patentnih zahtjeva, naznačen time, da je brtveni prsten (21) radijalni brtveni prsten postavljen unutar krajnjeg dijela (10) i radijalno postavljen između vanjske površine omotača (22) čepa (20 ) i unutarnje površine omotača (23) krajnjeg dijela (10).5. A radiator element according to any of the preceding patent claims, characterized in that the sealing ring (21) is a radial sealing ring placed inside the end part (10) and radially placed between the outer surface of the cover (22) of the plug (20) and the inner surface of the envelope (23) of the end part (10). 6. Element radijatora u skladu s bilo kojim od prethodnih patentnih zahtjeva, naznačen time, da je čep (20) učvršćen na krajnjem dijelu (10) preko spojnog elementa (38), koja uzajamno djeluje s prednjom površinom (39) čepa (20), te je potom mehanički pričvršćen na krajnjem dijelu (10) preko najmanje jednog svog prihvatnog elementa (31) koji je plastično preoblikovan i savijen oko najmanje jednog prstenastog elementa (18) od krajnjeg dijela (10) koji je postavljen da zahvaća čep (20) u odnosu na krajnji dio (10).6. A radiator element according to any of the previous patent claims, characterized in that the plug (20) is fixed on the end part (10) via a connecting element (38), which interacts with the front surface (39) of the plug (20). , and is then mechanically attached to the end part (10) via at least one of its receiving elements (31) which is plastically reshaped and bent around at least one ring element (18) of the end part (10) which is set to engage the plug (20) in relation to the end part (10). 7. Element radijatora u skladu s patentnim zahtjevom 6, naznačen time, da se element za pričvršćivanje (38) i čep (20) sastoje od odgovarajućih dijelova, poželjno monolitskih, različitih i odvojenih, te prema potrebi prethodno spojenih i/ili spojenih čvrsto jedan do drugog bilo kojim postupkom, na takav način da tvore jedinstveno tijelo koje se može primijeniti na krajnji dio (10) umjesto dva odvojena dijela koji se sastoje od čepa (20), i od pričvrsnog elementa (38).7. Radiator element in accordance with patent claim 6, characterized in that the fastening element (38) and plug (20) consist of appropriate parts, preferably monolithic, different and separate, and if necessary previously connected and/or connected firmly together to the other by any process, in such a way that they form a single body that can be applied to the end part (10) instead of two separate parts consisting of the plug (20) and of the fastening element (38). 8. Element radijatora u skladu s patentnim zahtjevom 7, naznačen time, da je čep (20) napravljen od aluminija i pričvrsni element (38} da je izrađen od lima, na primjer čelika.8. A radiator element according to claim 7, characterized in that the cap (20) is made of aluminum and the fastening element (38) is made of sheet metal, for example steel. 9. Element radijatora u skladu s bilo kojim od patentnih zahtjeva 6 do 8, naznačen time, da element za pričvršćivanje (38) obuhvaća jednu ploču (32), koja pokriva barem djelomično prednju površinu (39) čepa (20), te s vanjskog ruba ploče (32) ima produžen jedan ili više prihvatnih dijelova (31) koji zahvaćaju krajnji dio (10)9. A radiator element according to any one of claims 6 to 8, characterized in that the fastening element (38) comprises one plate (32), which covers at least partially the front surface (39) of the cap (20), and from the outside the edge of the plate (32) has an extended one or more receiving parts (31) that engage the end part (10) 10. Postupak za zatvaranje krajnjeg dijela elementa za grijanje radijatora, elementa radijatora (1) koji ima tijelo (2) opremljeno s unutarnjom komorom (4) za protok vode, a koji sadrži u osnovi cjevasti zadnji dio (10), koji je proteže uzduž osi (A), te ima otvor na dnu (12) omeđen s radijalnim vanjskim prstenom (18) koji obuhvaća jedan par ravnih i paralelno suprotnih strana (19), koje su u biti pravokutne prema osi (A); postupak naznačen time, da sadrži slijedeće korake: - korištenja na krajnjem dijelu (10) čepa (20), koji ima dio za zatvaranje (24) oblikovan tako da zatvara otvor (12) i radijalno vanjski prihvatni dio (25) oblikovan tako da se postavlja oko prstena (18), a plastično preoblikovan da bi priključio čep (20) mehanički na prsten (18); postupak, naznačen time, da sadrži sljedeće korake: - pritiskanja prve pričvršćene površine (29a) čepa (20), koje se provodi unutar pomoću prihvatnog dijela (25), u odnosu na prvu stranu (19a) prstena (18): - plastično preoblikovanje prihvatnog dijela (25) koje se provodi savijanjem druge pričvršćene površine (29b) ispod prstena (18), a u odnosu na drugu stranu (19b) prstena (18); i - aksijalno prihvaćanje pričvršćenih površina (29) u odnosu na odgovarajuće strane (19) prstena (18). na način da se postavljaju na prsten (18) pomoću sile stezanja koja se primjenjuje u biti samo u osovinskom smjeru i uglavnom bez sastavnih dijelova s radijalnim pritiskom; pri čemu ravne i paralelno suprotne strane (19). prstena (18) se barem djelomično preklapaju u osovinskoj izbočini10. Method for closing the end part of a radiator heating element, a radiator element (1) having a body (2) equipped with an internal chamber (4) for water flow, and containing a basically tubular rear part (10), which extends along axis (A), and has an opening at the bottom (12) bounded by a radial outer ring (18) that includes a pair of flat and parallel opposite sides (19), which are essentially rectangular to axis (A); a procedure characterized by the fact that it contains the following steps: - use on the end part (10) of the plug (20), which has a closing part (24) shaped to close the opening (12) and a radially outer receiving part (25) shaped to be placed around the ring (18), and a plastic reshaped to connect plug (20) mechanically to ring (18); procedure, characterized by the fact that it contains the following steps: - pressing the first attached surface (29a) of the plug (20), which is carried out internally by means of the receiving part (25), in relation to the first side (19a) of the ring (18): - plastic reshaping of the receiving part (25), which is carried out by bending the second attached surface (29b) under the ring (18), and in relation to the other side (19b) of the ring (18); and - axial acceptance of the attached surfaces (29) in relation to the corresponding sides (19) of the ring (18). in such a way that they are placed on the ring (18) by means of a clamping force which is applied essentially only in the axial direction and mainly without components with radial pressure; whereby straight and parallel opposite sides (19). rings (18) overlap at least partially in the shaft projection 11. Postupak u skladu s patentnim zahtjevom 10, naznačen time, da otvor (12) i čep (20) imaju oblik koji je uglavnom ovalan ili eliptičan te je u svakom slučaju izduženi duž glavnih osi (B), i/ili u biti poligonalan s mogućim zaobljenim stranama i/ili vrhovima,11. The method according to patent claim 10, characterized in that the opening (12) and the plug (20) have a shape that is mostly oval or elliptical and is in any case elongated along the main axes (B), and/or essentially polygonal with possible rounded sides and/or tops, 12. Uređaj (50) za zatvaranje krajnjeg dijela elementa za grijanje radijatora, posebice ugradnja čepa na krajnjem dijelu elementa radijatora, koji sadrži: - skupinu spojnica (51) opremljenu s kućištem nosača (52), koja se proteže oko osi (A) te je oblikovana za prihvat sklopa (53) koji je napravljen pomoću krajnjeg dijela (10) elementa radijatora i čepa (20) opremljenog na radijalnom vanjskom prstenu (18) krajnjeg dijela (10); i - dijelove za pričvršćivanje (56), koji su pokretljivi paralelno prema osi (A) i oblikovani na takav način da se prihvaćaju čep (20) na nosaču (52) i time stvaraju plastičnu deformaciju na dijelu za prihvaćanje (25) čepa (20) koji je smješten na nosaču (52) i savija pričvršćenu površinu (29b) čepa (20) s donje strane prstena (18): uređaj, naznačen time, da su dijelovi za pričvršćivanje (56) oblikovani na način da pritišću čep (20) prema nosaču (52) i stvaraju plastičnu deformaciju na dijelu za prihvaćanje (25) čepa (20) smještenog na nosaču (52) i koji savijaju učvršćene površine (29b) čepa (20) na donjoj strani prstena (18) na način da se postavljaju na prsten (18) pomoću sile stezanja koja se primjenjuje u biti samo u osovinskom smjeru i uglavnom bez sastavnih dijelova s radijalnim pritiskom.12. Device (50) for closing the end part of the radiator heating element, in particular the installation of a cap on the end part of the radiator element, which contains: - a group of couplings (51) equipped with a carrier housing (52), which extends around the axis (A) and is designed to receive the assembly (53) which is made using the end part (10) of the radiator element and the cap (20) equipped on the radial the outer ring (18) of the end part (10); and - fastening parts (56), which are movable parallel to the axis (A) and shaped in such a way that they accept the plug (20) on the support (52) and thus create plastic deformation on the receiving part (25) of the plug (20) which is located on the support (52) and bends the attached surface (29b) of the plug (20) from the lower side of the ring (18): device, characterized in that the fastening parts (56) are shaped in such a way as to press the plug (20) towards the support (52) and create plastic deformation on the receiving part (25) of the plug (20) located on the support (52) and which bend the fixed surfaces (29b) of the plug (20) on the underside of the ring (18) in such a way that they are placed on the ring (18) by means of a clamping force applied essentially only in the axial direction and generally without radial pressure components. 13. Uređaj u skladu s patentnim zahtjevom 12, naznačen time, da je skupina steznih elemenata (51) oblikovana na način da povezuje sklop (53) koji je smješten na nosaču (52), bočno na suprotnim stranama.13. Device according to patent claim 12, characterized in that the group of clamping elements (51) is shaped in such a way as to connect the assembly (53) which is placed on the support (52), laterally on opposite sides. 14. Uređaj u skladu s patentnim zahtjevom 12 ili zahtjevom 13, naznačen time, da skupina steznih elemenata (51) ima dvije polu-hvataljke (57) koji su pomične jedna u odnosu na drugu u kliznom smjeru (S) te da imaju odgovarajuće šupljine (58) koje zajedno oblikuju nosač kućišta (52); te da je klizni smjer (S) u biti okomit na os (A).14. Device according to patent claim 12 or claim 13, characterized in that the group of clamping elements (51) has two half-grippers (57) that are movable relative to each other in the sliding direction (S) and that they have corresponding cavities (58) which together form the housing support (52); and that the sliding direction (S) is essentially perpendicular to the axis (A). 15. Uređaj u skladu s patentnim zahtjevom 14, naznačen time, da sadrži jedan osigurač (59) koji u suradnji sa polu-hvataljkama (57) omogućuju zaustavljanje polu-hvataljki (57) u prilagodljiv položaj u kliznom smjeru (S).15. The device according to patent claim 14, characterized in that it contains one fuse (59) which, in cooperation with the half-grippers (57), enables the half-grippers (57) to be stopped in an adjustable position in the sliding direction (S).
HRP20150856TT 2009-07-28 2015-08-11 Heating radiator element and method and device for closing an end part of a heating radiator element HRP20150856T1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
ITMI2009A001331A IT1394988B1 (en) 2009-07-28 2009-07-28 HEATING ELEMENT OF RADIATOR, IN PARTICULAR IN DIE-CAST ALUMINUM, AND METHOD OF CLOSING A TERMINAL PART OF A HEATING RADIATOR ELEMENT
ITMI2010A000638A IT1399622B1 (en) 2010-04-14 2010-04-14 RADIATOR ELEMENT FOR HEATING AND METHOD AND DEVICE TO CLOSE A TERMINAL PART OF A HEATING RADIATOR ELEMENT.
EP20100754547 EP2459950B1 (en) 2009-07-28 2010-07-27 Heating radiator element and method and device for closing an end part of a heating radiator element
PCT/IB2010/001858 WO2011012981A1 (en) 2009-07-28 2010-07-27 Heating radiator element and method and device for closing an end part of a heating radiator element

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HRP20150856T1 true HRP20150856T1 (en) 2015-09-25

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HRP20150856TT HRP20150856T1 (en) 2009-07-28 2015-08-11 Heating radiator element and method and device for closing an end part of a heating radiator element

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EP (1) EP2459950B1 (en)
CN (1) CN102549370B (en)
EA (1) EA019878B1 (en)
ES (1) ES2544703T3 (en)
HR (1) HRP20150856T1 (en)
HU (1) HUE027041T2 (en)
PL (1) PL2459950T3 (en)
PT (1) PT2459950E (en)
UA (1) UA104638C2 (en)
WO (1) WO2011012981A1 (en)

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ITMI20120804A1 (en) * 2012-05-10 2013-11-11 Fondital Spa RADIATOR ELEMENT FOR HEATING AND CLOSING METHOD OF A TERMINAL PART OF A HEATING RADIATOR ELEMENT
ITMI20130447A1 (en) * 2013-03-25 2014-09-26 Fondital Spa JUNCTION METHOD OF ALUMINUM COMPONENTS, IN PARTICULAR FOR THE CLOSING OF A TERMINAL PART OF A HEATING RADIATOR ELEMENT, AND HEATING RADIATOR ELEMENT
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EP2459950B1 (en) 2015-05-20
UA104638C2 (en) 2014-02-25
PT2459950E (en) 2015-09-18
EA019878B1 (en) 2014-06-30
ES2544703T3 (en) 2015-09-03
HUE027041T2 (en) 2016-08-29
CN102549370A (en) 2012-07-04
PL2459950T3 (en) 2015-11-30
EP2459950A1 (en) 2012-06-06
CN102549370B (en) 2014-03-19
WO2011012981A1 (en) 2011-02-03

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