EP0894955A1 - Bouchon de fermeture avec un verrouillage de sécurité pour un réservoir - Google Patents
Bouchon de fermeture avec un verrouillage de sécurité pour un réservoir Download PDFInfo
- Publication number
- EP0894955A1 EP0894955A1 EP98114254A EP98114254A EP0894955A1 EP 0894955 A1 EP0894955 A1 EP 0894955A1 EP 98114254 A EP98114254 A EP 98114254A EP 98114254 A EP98114254 A EP 98114254A EP 0894955 A1 EP0894955 A1 EP 0894955A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- insert
- inner part
- container
- closure
- closure cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
- F01P11/0204—Filling
- F01P11/0209—Closure caps
- F01P11/0247—Safety; Locking against opening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
- F01P11/0204—Filling
- F01P11/0209—Closure caps
- F01P11/0238—Closure caps with overpressure valves or vent valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
- F01P11/029—Expansion reservoirs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
- F01P11/0204—Filling
- F01P11/0209—Closure caps
- F01P11/0247—Safety; Locking against opening
- F01P2011/0252—Venting before opening
Definitions
- the invention relates to a closure lid for a container, especially for a motor vehicle radiator, with a Inner part for sealing the container opening.
- the Container opening of a container such as a motor vehicle radiator locked.
- a cover of the type mentioned the Container opening of a container such as a motor vehicle radiator locked.
- the cap also has an inner part on which sealing elements, such as sealing lips, O-rings or the like, with which the container opening is sealed gas-tight to the environment is when the cap covers this opening properly closes.
- the object is achieved in that the Closure lid held about an axis rotatable inner part when closing the container opening with this in Engagement occurs that a relative rotational movement of the inner part to the container opening is prevented, and that in the inner part sealing insert and movable in the direction of the axis is recorded, the preloaded in a first Position is maintained and that with the container opening closed by a value exceeding a predetermined value Container internal pressure against the biasing force in a Locked position is shifted in the use with the sealing cap comes into engagement, in which a relative Prevents rotation between the insert and the cover is.
- the use can only be in the axial direction be moved relative to the inner part, a relative rotary movement between the insert and the inner part, however, is not possible.
- the cover is fixed to the connected to the container opening engaging inner part and cannot be opened as long as it is used by the tank internal pressure against the biasing force in the locked position is held.
- the inner part is preferably tubular and has on his Inserting a radially protruding flange that in one on the inner circumferential surface of the sealing cover trained circumferential groove is added. Through the this is tubular symmetrical design of the inner part easy to manufacture and assemble.
- a survey is suitable, for example rounded cam elevation or a detent in one appropriately trained recess can.
- the inner part can be locked in the container opening also a polygonal or oval cross-sectional shape own the cross-sectional shape of the container opening is adapted such that a relative rotational movement between this is prevented.
- the insert is preferably made of an elastic element biased into the first position, which is on the cover supports and the insert against one on the inner part trained paragraph presses.
- Suitable as an elastic element For example, a rubber element, a hydraulic element or a feather.
- a compression spring is used as the elastic element.
- the insertion end of the insert advantageously has at least an elevation and / or depression in the locked position with a recess formed on the cover and / or survey engages.
- rounded surveys such as cam surveys, or hooks suggested in appropriately trained Recesses are added to a relative Rotational movement between the insert and the closure lid too prevent.
- An annular one is advantageously suitable for sealing elastic sealing membrane, the inner circumferential edge has an annular inner bead with which it is in one the outer peripheral surface of the inner part formed outer groove is held, and the outer circumferential edge of an annular Has outer bead with which it is in a on the inner peripheral surface of the inner part formed inner groove is held.
- closure cover there is also an externally operated valve in use provided with which the pressure in the container when closed Container opening can be compensated.
- an opening is formed and in use Valve insert is added axially displaceable by a elastic element supported on the insert in a closed Position is pressed against a sealing surface. The internal pressure of the container can then be adjusted by moving the valve insert be drained in a controlled manner.
- Figures 1 to 3 are sectional views of an inventive Shown cap 10 shown a filler neck 12 closes a motor vehicle radiator.
- the one out Plastic closure cap 10 has a hollow design Handle portion 16 and one of the bottom thereof 16a protruding, integrally formed with this, cylindrical Threaded portion 18 on its outer peripheral surface an external thread 20 is formed.
- the filler neck 12 is also cylindrical and has one compared to the inside diameter of the threaded portion 18 of the closure cover 10 has a smaller outside diameter, so that this with its threaded portion 18 on the Filler neck 12 can be attached.
- Concentric around the cylindrical filler neck 12 is a ring section 22 arranged, the one pointing into the motor vehicle radiator 14 End face 24 ends in an inwardly curved section, which is firmly connected to the filler neck 12.
- the outer peripheral surface of the ring portion 22 goes in turn the outer wall of the motor vehicle radiator 14 over, so that the Filler neck 12 via the ring section 22 in the motor vehicle radiator 14 is held.
- On the inner peripheral surface of the ring section 22 is an internal thread 26 into which the Screwed cap 10 with its external thread 20 is.
- the outer diameter is slightly smaller than the inner diameter of the filler neck 12, so that the Inner part 28 can be inserted into the filler neck 12.
- the inner part 28 has its top in FIGS. 1 to 3 Shown insertion end a radially protruding circumferential Flange 30.
- Near the handle portion 16 has the threaded portion 18 with a shoulder 32 on its inner peripheral surface a groove 34 in which the flange 30 is received, that the inner part 28 relative to the closure lid 10 by one Axis of symmetry S of the threaded portion 18 can be rotated can.
- Inner part 28 is a circumferential on its outer peripheral surface Ring groove 38 formed in an O-ring 40 as a sealant is recorded.
- the end 36 of the inner part 28 has 42 on its end face several elevations projecting in the direction of the axis of symmetry S. 44.
- a radially inwardly projecting Ring shoulder 46 formed, on the top of several Recesses 48 are formed.
- An insert 50 is slidable within the inner part 28 added.
- the insert 50 has several protruding radially outwards Guide pin 52, each in one on the inner part 28 trained, in the direction of the axis of symmetry S extending guide slot 54 is guided.
- Above the Guide pin 52 is a compression spring 56 on insert 50 pushed on, which is supported on the guide pin 52 and rests on the underside 16a of the grip section 16.
- the Compression spring 56 tensions insert 50 into a first operating position in which the insert 50 with its guide pin 52 on a radially inwardly projecting holding shoulder 58 of the Inner part 28 rests.
- Inserting 62 has the insert 50 several in the direction the symmetry axis S protruding elevations 64, which with the Underside 16a of the recessed portion 16 formed 66 can engage, as explained later becomes.
- the insert 50 is near its lower end 68 Outer peripheral surface a circumferential outer groove 70 in which an annular elastic sealing membrane 72 is held is.
- the annular sealing membrane 72 has on her Inner circumferential edge an annular inner bead 74 which in the External groove 70 is added.
- On the outer circumferential edge of the Sealing membrane 72 is formed an annular outer bead 76, the one in on the inner peripheral surface of the inner part 28 trained inner groove 78 is held.
- the sealing membrane 72 seals the between the inner part 28 and the slidably trained insert 50 received in this Space.
- the pressure compensation valve 82 has a concentric Axis of symmetry S arranged spring cup 84, in which a spiral spring 86 is included.
- the coil spring 86 is supported on the one hand at the bottom of the spring cup 84 and on the other a closure part 88 held in the insert 50, whereby the spring cup 84 towards the end 68 of the insert 50 is biased.
- the spring cup 84 also has a radial outwardly projecting flange 90 on its underside carries an elastic sealing ring 92.
- the sealing ring 92 lies in turn on the face of one concentric to the axis of symmetry S arranged sleeve 94 on a collar 96th is held by a sealing element 98.
- the sealing element 98 lies on a trained on the insert 50 Shoulder 100 on and is between this and the closure part 88 clamped.
- the spring cup 84 protrudes concentrically with its lower end arranged to the axis of symmetry S, in the sleeve 94 received cup-shaped valve insert 102.
- the valve insert 102 has a radially after on its upper circumferential edge outside projecting collar 104, on the end face a circumferential Sealing bead 106 is formed.
- a coil spring 108 is slid on on the underside of the federal government 104 on the one hand and on the inside the insert 50 supports the other hand and the valve insert 102 with its sealing bead 106 against the sealing ring 92 preloaded.
- closure part 88 is one in the direction of the axis of symmetry S extending, concentric to this trained Through hole 110 formed.
- a plunger 112 is slidably received with its upper end on an elastic actuator 114 is attached.
- the elastic actuator 114 is in turn in an opening formed in the grip section 16 116 held.
- the closure cap 10 To close the filler neck 12 of the motor vehicle radiator 14 is the closure cap 10 with its external thread 20 screwed into the internal thread 26 of the ring section 22.
- the cap 10 As soon as the cap 10 almost completely screwed into the internal thread 26 is, come on the end face 42 of the inner part 28 formed elevations 44 with those on the ring shoulder 46 trained recesses 48 of the filler neck 12 in engagement. This results in a relative movement of the inner part 28 to the filler neck 12 prevented. Thanks to the rotatable bearing of the inner part 28 in the cap 10, the cap 10, however, screwed further into the internal thread 26 until it is with the bottom 16a of its grip portion 16 rests on the end face of the ring section 22. In this state, the cap 10 at any time be unscrewed from the filler neck 12.
- the filler neck 12 is also with the cap 10 closed.
- a Tank internal pressure which is a predetermined value of, for example Exceeds 2-3 bar.
- the cap 10 is on the filler neck 12 screwed on, with an internal pressure in the motor vehicle radiator 14 acts that is greater than the specified value. Thereby is, as previously explained with reference to FIG. 2, the insert 50 moved into the locking position, so that the cap 10 can not be released.
- the pressure compensation valve 82 are operated. The workshop staff must do this press on the elastic actuator 114, whereby the plunger 112 in the direction of the axis of symmetry S downwards is pressed.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Closures For Containers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732885 | 1997-07-30 | ||
DE1997132885 DE19732885B4 (de) | 1997-07-30 | 1997-07-30 | Verschlussdeckel mit Sicherheitsverriegelung für einen Behälter |
Publications (1)
Publication Number | Publication Date |
---|---|
EP0894955A1 true EP0894955A1 (fr) | 1999-02-03 |
Family
ID=7837411
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98114254A Withdrawn EP0894955A1 (fr) | 1997-07-30 | 1998-07-30 | Bouchon de fermeture avec un verrouillage de sécurité pour un réservoir |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0894955A1 (fr) |
DE (1) | DE19732885B4 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19946845A1 (de) * | 1999-09-30 | 2001-04-19 | Blau Kunststofftechnik Zweigni | Verschlußdeckel |
WO2003004841A1 (fr) * | 2001-07-05 | 2003-01-16 | Heinrich Reutter | Bouchon de fermeture à protection contre le dévissage |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19923774A1 (de) * | 1999-05-22 | 2000-11-23 | Heinrich Reutter | Verschlußdeckel für Kraftfahrzeugkühler |
DE10034761A1 (de) | 2000-03-31 | 2002-01-31 | Heinrich Reutter | Verschlussdeckel |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE684907C (de) * | 1936-09-03 | 1939-12-07 | Gen Motors Corp | Verriegelungsvorrichtung fuer eine abdrehbare Verschlusskappe von Gefaessen, die innerem UEberdruck ausgesetzt sind, wie beispielsweise bei Kuehlern von Kraftfahrzeugen |
US3587912A (en) * | 1968-08-23 | 1971-06-28 | Nippon Denso Co | Pressure cap unit with pressure releasing means for radiators of internal combustion engines |
EP0360252A2 (fr) * | 1988-09-21 | 1990-03-28 | Blau Kg | Couvercle de fermeture pour l'orifice de remplissage d'un réservoir à réfrigérant dans des systèmes de refroidissement de véhicules automobiles |
WO1995014621A1 (fr) * | 1993-11-22 | 1995-06-01 | Reutter Metallwarenfabrik Gmbh | Bouchon de fermeture vissable sur un col de reservoir |
WO1995014619A1 (fr) * | 1993-11-22 | 1995-06-01 | Reutter Metallwarenfabrik Gmbh | Bouchon de fermeture vissable sur un col de reservoir |
-
1997
- 1997-07-30 DE DE1997132885 patent/DE19732885B4/de not_active Expired - Fee Related
-
1998
- 1998-07-30 EP EP98114254A patent/EP0894955A1/fr not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE684907C (de) * | 1936-09-03 | 1939-12-07 | Gen Motors Corp | Verriegelungsvorrichtung fuer eine abdrehbare Verschlusskappe von Gefaessen, die innerem UEberdruck ausgesetzt sind, wie beispielsweise bei Kuehlern von Kraftfahrzeugen |
US3587912A (en) * | 1968-08-23 | 1971-06-28 | Nippon Denso Co | Pressure cap unit with pressure releasing means for radiators of internal combustion engines |
EP0360252A2 (fr) * | 1988-09-21 | 1990-03-28 | Blau Kg | Couvercle de fermeture pour l'orifice de remplissage d'un réservoir à réfrigérant dans des systèmes de refroidissement de véhicules automobiles |
WO1995014621A1 (fr) * | 1993-11-22 | 1995-06-01 | Reutter Metallwarenfabrik Gmbh | Bouchon de fermeture vissable sur un col de reservoir |
WO1995014619A1 (fr) * | 1993-11-22 | 1995-06-01 | Reutter Metallwarenfabrik Gmbh | Bouchon de fermeture vissable sur un col de reservoir |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19946845A1 (de) * | 1999-09-30 | 2001-04-19 | Blau Kunststofftechnik Zweigni | Verschlußdeckel |
DE19946845C2 (de) * | 1999-09-30 | 2002-04-18 | Blau Kunststofftechnik Zweigni | Verschlußdeckel |
WO2003004841A1 (fr) * | 2001-07-05 | 2003-01-16 | Heinrich Reutter | Bouchon de fermeture à protection contre le dévissage |
Also Published As
Publication number | Publication date |
---|---|
DE19732885B4 (de) | 2008-01-24 |
DE19732885A1 (de) | 1999-02-04 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
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AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
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AKX | Designation fees paid | ||
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 19990804 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: 8566 |