Claims (10)
1. Friskluftventil (2) af den art der omfatter en aflang kanalbøsning (4) med en i hovedsagen spalteformet gennemstrømningsåbning (22), for indbygning i en spalteformet åbning i vægge eller rammer, eksempelvis en vindusramme, og yderligere omfattende et aflangt ventilationsspjæld (6), hvis ender er forbundet med trykudløselige snapkoblinger (9, 9') lokaliseret i brønde (10, 10') nærved hver af husets ender, udenfor gennemstrømningsåbningen (22), hvilke trykudløselige snapkoblinger er aktiverbare imellem en åben stilling for ventilationsspjældet (6) og en lukket stilling for ventilationsspjældet (6) hvor dettes overside er plant med den tilvendende side af kanalbøsningen (4), og hvor der imellem kanalbøsningen (4) og ventilationsspjældet (6) findes en tætningsliste (16), lokaliseret i en rundt-gående reces (18) langs randen af kanalbøsningens gennemstrømningsåbning (22), kendetegnet ved, at ventilationsspjældet (6) omfatter en imod gennemstrømningsåbningen (22) orienteret isolerende kappe (76) hvis sideafgrænsninger (94) omfatter parallelt forløbende opstående flige (95) på den bort fra kanalbøsningen vendende side (78), samt et i kappens længdeakse (80) orienteret spor (82) med spatierede udstående knaster (84) beregnet for optagelse og arre-tering af udstående sidekanter (83, 85) af udstående låsedele, eller en låsetunge (86) der forløber langs midteraksen (87) af en til ventilationsspjældet hørende dækplade (88), hvilken dækplade (88) er beregnet for indpresning til anlæg med de parallelt opstående flige (95) ved samtidig arretering af de udstående sidekanter (83, 85) på låsedelene/låsetungen (86) imellem de spatierede knaster (84) i sporet (82).A fresh air valve (2) of the type comprising an elongated duct sleeve (4) with a generally slit-shaped flow opening (22), for incorporation into a slit-shaped opening in walls or frames, for example a window frame, and further comprising an elongated venting valve (6). ), the ends of which are connected to pressure-releasable snap couplings (9, 9 ') located in wells (10, 10') near each of the ends of the housing, outside the flow opening (22), which pressure-releasable snap couplings are actuable between an open position for the ventilation damper (6) and a closed position for the vent damper (6), the upper side of which is flush with the facing side of the duct sleeve (4) and where there is a sealing strip (16) located between a duct sleeve (4) and the vent damper (6). recess (18) along the edge of the duct sleeve flow opening (22), characterized in that the ventilation damper (6) comprises one against the flow opening (22). oriented insulating sheath (76), whose side boundaries (94) comprise parallel extending upright tabs (95) on the side (78) facing away from the duct sleeve, and a groove (82) oriented in the shaft's longitudinal axis (80) with spaced projecting bosses (84) intended for receiving and arranging protruding side edges (83, 85) of protruding lock parts, or a locking tongue (86) extending along the center axis (87) of a cover plate (88) belonging to the ventilation damper, the cover plate (88) being designed for pressing into abutments with the parallel flaps (95) by simultaneously arranging the protruding side edges (83, 85) of the locking members / locking tongue (86) between the spacer lugs (84) in the groove (82).
2. Friskluftventil (2) ifølge krav 1,kendetegnet ved, at den isolerende kappe (76) ved enderne omfatter et udragende parti (42, 42') orienteret modsat gennemstrømningsåbningen (22), hvilke udragende partier (42, 42') udgør en del af de trykudløselige snapkoblinger (9, 9').Fresh air valve (2) according to claim 1, characterized in that the insulating jacket (76) at the ends comprises a protruding portion (42, 42 ') oriented opposite to the flow opening (22), which protruding portions (42, 42') constitute a part of the pressure-releasable snap couplings (9, 9 ').
3. Friskluftventil (2) ifølge krav 1 eller 2, kendetegnet ved, at den omfatter et antal endestop (94) for ventilationsspjældet (6) i dettes åbne position.Fresh air valve (2) according to claim 1 or 2, characterized in that it comprises a plurality of end stops (94) for the ventilation damper (6) in its open position.
4. Friskluftventil (2) ifølge krav 3, kendetegnet ved, at endestoppene (94) udgøres af et antal parvis spatierede, på den imod gennemstrømningsåbningen (22) vendende side (90) af den isolerende kappe (76), stumpt udragende organer (96) orienteret i retning af gennemstrømningsåbningen (22), hvilke ud- ragende organers frie ender (98) på de bort fra hinanden vendende sider (100) omfatter hager i form af tværrettede fremspring (102), med en imod den isolerende kappe (76) vendende plan side (104) og en modstående kileformet sideflade (106), hvilke stumpt udragende organer (96) samvirker med udstående partier (108) i kanalbøsningens gennemstrømningsåbning (22), for arretering af ventilationsspjældet (6) i åben position.Fresh air valve (2) according to claim 3, characterized in that the end stops (94) are formed by a plurality of spaced-apart protruding members (96) facing the flow opening (22) facing the flow opening (22) (90). ) oriented in the direction of the flow opening (22), the free ends (98) of the protruding members (100) on the reciprocally facing sides (100) comprise hooks in the form of transverse projections (102), with an insulating sheath (76) facing planar side (104) and an opposed wedge-shaped side surface (106), which bluntly projecting means (96) cooperate with protruding portions (108) in the duct sleeve's flow opening (22), for arranging the vent damper (6) in the open position.
5. Friskluftventil (2) ifølge et hvilket som helst af kravene 2-4, kendetegnet ved, at de udragende partier (42, 42') er samvirkende med og indskydelige i koblingsbrøndene (10,10'), idet det udragende parti (42, 42') omfatter udstående styreknaster (44, 44'), der samvirker med styrespor (46, 46') i det mindste i to modstående og imod endedelenes tilvendende sider af henholdsvis den første- og den anden koblingsbrønd (10, 10'), og at udragende partier (42, 42. yderligere omfatter et hulrum for optagelse af henholdsvis en trykfjeder (26) indeni hvilken er lejret det første ben (47) af et i hovedsagen U-formet snapelement (24), således at trykfjederen (26) hviler imod U-profilets bund (48), og hvilket U-formet snapelement (24) i forlængelse af U-profilets bund (48) yderligere omfatter en udstående holdeknast (50) for optagelse i et dermed samvirkende udtag/hul (52) i siderne af koblingsbrøndenes (10, 10'), og hvor det U-formede snapelements andet ben (49) omfatter et udstående holdeknastorgan (54) der er orienteret imod og optaget i et sporsystem (56) i de udragende partier (42, 42') omfattende et med de udragende partiers længdeakser parallelt orienteret spor (60), hvis ene ende omfatter en labyrint (62) omfattende et V-formet sporskifte (64) hvis første spor (66) er dybere end det andet spor (68), og i hvis midte findes opstående holdeparti (70) med et, imod det med det udragende partis længdeakse parallelt orienterede spor (60) tilspidset forløb, og hvis modsatte ende omfatter et med hol-deknastorganet samvirkende, aftrappet leje (72), og hvor spordybden i det første spor (66), imellem det tilspidsede forløb og det aftrappede leje (72), er aftagende, og hvori holdeknastorganet (54) ved indtrykning af de udragende partier (42, 42') til en bundstilling, indstyres i det aftrappede leje (72), hvorved ventilationsspjældet (8) midlertidigt arreteres i aktiv lukket position, antrykket imod tætningslisten (16), og hvor en gen-trykpåvirkning af en relevant endedel (8, 8') vil medføre at holdeknastorganet (54) frigøres fra det aftrappede leje (72) og styres sideværts og ind i et det V-formede sporskiftes andet spor (68), hvis bund er lavere beliggende, og føres via det andet spor (68), hvis dybde er aftagende imod det med det udragende partis længdeakse parallelt orienterede spor (60) under udskydning af parti-ederne) (42, 42') til en åben passiv position for ventilationsspjældet.Fresh air valve (2) according to any one of claims 2-4, characterized in that the protruding portions (42, 42 ') cooperate with and extend into the coupling wells (10, 10'), the protruding portion (42). , 42 ') comprises protruding control knobs (44, 44') cooperating with guide grooves (46, 46 ') at least in two opposite and opposite end portions of the first and second coupling wells (10, 10'), respectively. and that projecting portions (42, 42. further comprise a cavity for receiving a compression spring (26), respectively, within which is mounted the first leg (47) of a generally U-shaped snap member (24), such that the compression spring (26). ) rests against the bottom of the U-profile (48), and which U-shaped snap element (24), in extension of the bottom of the U-profile (48), further comprises an protruding retaining knob (50) for admission into a cooperating outlet / hole (52). in the sides of the coupling wells (10, 10 '), and wherein the second leg (49) of the U-shaped snap member comprises a protruding holding cam means (54) oriented and received in a groove system (56) in the projecting portions (42, 42 ') comprising a track (60) parallel to the longitudinal axes of the projecting portions, one end of which comprises a maze (62) comprising a V-shaped lane (64) whose first groove (66) is deeper than the second groove (68) and in the middle of which is an upright holding portion (70) with one opposite the longitudinal axis parallel to the groove (60) of the protruding portion. the tapered course, the opposite end of which comprises a stepped bearing (72) cooperating with the hollow shank member, and wherein the groove depth in the first groove (66), between the tapered shaft and the stepped bed (72), decreases and wherein the holding shank means (54), by depressing the projecting portions (42, 42 ') to a bottom position, is guided into the stepped bearing (72), whereby the ventilation damper (8) is temporarily arrested in the active closed position, pressed against the sealing strip (16), and reprint of a relevance ant end portion (8, 8 ') will cause the holding cam member (54) to be released from the stepped bearing (72) and guided laterally into a second groove (68) of the V-shaped lane, the bottom of which is located lower, and is guided via the second groove (68), the depth of which decreases against the longitudinal axis (60) parallel to the longitudinal axis of the protruding portion during the projecting of the grooves) (42, 42 ') to an open passive position of the ventilation damper.
6. Friskluftventil (2) ifølge krav 5, kendetegnet ved, at de udragende partier (42, 42') omfatter ende-beskyttelseskapsler (110) der forløber imellem dækpladen (88) og er orienteret imod koblingsbrøndene (10, 10') i det mindste til et niveau med holdeknastorganet (54), hvilke ende-beskyttelseskapsler (110) i det mindste dækker de til enhver tid udenover kanalbøsningens rand, op-ragende dele, af de udragende partier (42, 42') der omfatter sporsystemet (56).Fresh air valve (2) according to claim 5, characterized in that the protruding portions (42, 42 ') comprise end protection caps (110) extending between the cover plate (88) and oriented against the coupling wells (10, 10') thereof. at least to a level with the retaining member (54), which end protection caps (110) at least cover at any time beyond the rim of the channel bush, protruding portions of the protruding portions (42, 42 ') comprising the groove system (56) .
7. Friskluftventil (2) ifølge et hvilket som helst af kravene 1-6, kendete g n e t ved, at tætningslisten (16) er støbt sammen med kanalbøsningen (4) ved to-komponent sprøjtestøbning.Fresh air valve (2) according to any one of claims 1-6, characterized in that the sealing strip (16) is molded together with the duct sleeve (4) by two-component injection molding.
8. Friskluftventil (2) ifølge et hvilket som helst af kravene 1-7, ke n betegnet ved, at den isolerende kappe (76) på den imod gennemstrømningsåbningen (22) vendende side (90) har et dobbelt konkavt tværsnit (92) imellem kappens længdeakse (80) og dennes sideafgrænsninger (94).Fresh air valve (2) according to any one of claims 1-7, characterized in that the insulating jacket (76) on the side (90) facing the flow opening (22) has a double concave cross-section (92) between the longitudinal axis (80) of the jacket and its lateral boundaries (94).
9. Friskluftventil (2) ifølge et hvilket som helst af kravene 1-8, kendetegnet ved, at de imod gennemstrømningsåbningen (22) vendende sider af koblingsbrøndene (10,10') har et forløb, der modsvarer den tilvendende side (90) af den isolerende kappe (76), og over hvilket forløb tætningslisten (16) forløber.Fresh air valve (2) according to any one of claims 1-8, characterized in that the sides of the coupling wells (10, 10 ') facing the flow opening (22) have a passage corresponding to the facing side (90) of the insulating jacket (76), over which the sealing strip (16) extends.
10. Friskluftventil (2) ifølge et hvilket som helst af kravene 1-9, k ende-tegnet v e d , at der i kanalbøsningens spalteåbning (22) findes et antal tværgående broer (28).Fresh air valve (2) according to any one of claims 1-9, characterized in that a plurality of transverse bridges (28) are provided in the gap opening (22) of the duct sleeve.