WO1994001300A1 - Reducteur de bruit pour vehicules automobiles - Google Patents

Reducteur de bruit pour vehicules automobiles Download PDF

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Publication number
WO1994001300A1
WO1994001300A1 PCT/DE1993/000612 DE9300612W WO9401300A1 WO 1994001300 A1 WO1994001300 A1 WO 1994001300A1 DE 9300612 W DE9300612 W DE 9300612W WO 9401300 A1 WO9401300 A1 WO 9401300A1
Authority
WO
WIPO (PCT)
Prior art keywords
plate
convertible top
fastening device
windshield frame
fastening
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.)
Ceased
Application number
PCT/DE1993/000612
Other languages
German (de)
English (en)
Inventor
Axel Wanischeck-Bergmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 DE4222700A external-priority patent/DE4222700C1/de
Priority claimed from DE4232712A external-priority patent/DE4232712C1/de
Application filed by Individual filed Critical Individual
Publication of WO1994001300A1 publication Critical patent/WO1994001300A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • B60J1/00—Windows; Windscreens; Accessories therefor
    • B60J1/20—Accessories, e.g. wind deflectors, blinds
    • 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
    • B60J10/00—Sealing arrangements
    • B60J10/90—Sealing arrangements specially adapted for non-fixed roofs, e.g. foldable roofs or removable hard-tops
    • 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
    • B60J7/00—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs
    • B60J7/22—Wind deflectors for open roofs
    • B60J7/223—Wind deflectors for open roofs specially adapted for convertible cars

Definitions

  • the invention relates to a device for reducing wind noise in motor vehicles with a fixed or foldable windshield frame and an adjoining convertible top, with a plate covering the transition between the windshield frame and the convertible top, which is fastened to the windshield frame by means of a fastening device.
  • a convertible top for convertible vehicles is known with a front convertible top rod to which the front edge of the convertible top cover is attached. Furthermore, this known convertible top has an intermediate piece which, when the convertible top is closed, lies between the front convertible top rod and the windbreak disc frame is located. This intermediate piece is permanently connected with its rear edge to the top rod and the top cover and comes into sealing contact with its front edge with the windshield frame. In this previously known convertible top, the closing point of the convertible top is accordingly formed by the front edge of the intermediate piece, so that an accurate and tight connection of the convertible top to the windshield frame is to be achieved regardless of the properties of the convertible top cover.
  • the object of the invention is to create a generic device which sufficiently reduces the noise generated by the wind, eliminates dismantling before opening the convertible top or assembly after closing the convertible top, which is easier to assemble on a convertible without having to make structural changes to the convertible top and which is inexpensive to manufacture.
  • the plate is arranged on the fastening device such that it can be pivoted and that the plate has an actuating device which can be actuated by means of the convertible top and which by means of which the plate can be moved between two end positions when open or closed is movable when the convertible top is closed.
  • a device designed according to the invention has the advantage that the gap existing between the convertible top and the windshield frame when the convertible top is closed is covered and therefore no swirling of the airstream can take place in this gap.
  • the actuating device is operated, whereby the panel moves from its first end position when the convertible top is closed to its second end position when the convertible top is open. netem convertible top is folded and at the same time releases the convertible top so that the convertible top can be opened unhindered.
  • a pivot axis is arranged between the plate and the device. This achieves a high degree of stability of the device, in particular the connection between the plate and the fastening device, the fastening device being designed in a plate shape in a particularly advantageous manner and having two approaches for fastening to the windshield frame.
  • an energy store is arranged between the plate and the fastening device, which holds the plate in its first end position when the top is open and is pretensioned when the convertible top is closed.
  • the energy accumulator is advantageously designed as a spring.
  • the energy accumulator has also proven to be advantageous to design the energy accumulator as a torsion spring integrated in the pivot axis. In this way, a space-saving integration of the energy accumulator into the device is achieved.
  • the plate can be moved into its second end position when the convertible top is open, against the restoring force of the energy accumulator, against the restoring force of the energy accumulator, which plate also assumes when the convertible top is closed.
  • This configuration prevents the vehicle line from being influenced by a device that is retrofitted to the vehicle.
  • the front surface facing the vehicle is not enlarged or only insignificantly in this way.
  • the device is advantageously actuated by an actuating device designed as a lever, which is arranged on the underside of the plate.
  • This lever is in particular L-shaped and is attached to the plate with its shorter leg.
  • the lever in accordance with a receptacle for the convertible top arranged on the windshield frame. Furthermore, it is particularly advantageous if, according to a further feature of the invention, the lever extends over the entire length of the plate and forms a receptacle for the convertible top with the plate. This results in a uniform loading of the plate, which is good Sealing the transition between the convertible top and windshield frame ensures. This design also prevents an uneven support of the plate on the convertible top.
  • a reliable function of the device in particular a reliable interaction of the convertible top and the device when the convertible top is closed, is advantageously achieved in a preferred embodiment of the device according to the invention in that the length of the lever extending in the direction of travel is greater than that in the same direction Directional length of the plate.
  • the lever protruding over the plate forms a support for the lowering convertible top, so that the advantageously U-shaped receptacle for the convertible top between the plate and lever securely engages around the edge of the convertible top facing the windshield frame.
  • a reduction in the driving noise generated by the driving wind is achieved in that the plate and the fastening device are covered by a common cover which is movably arranged on the fastening device. This creates a smooth surface, which also covers the hinge point between the plate and the fastening device. This cover also serves to protect the hinge point between the plate and the fastening device.
  • a structurally simple configuration of the cover advantageously results from the cover being designed as a rigid film.
  • the plate has a fixed web on each side, which covers the side surfaces of the convertible top in the closed state.
  • the device according to the invention can accordingly be provided during the production of the motor vehicle. Corresponding assembly work and associated connecting means, such as screws or the like, are therefore dispensed with.
  • At least one fastening device is arranged on the underside of the plate, with which the plate on the end of the Convertible top can be clamped.
  • a device designed in this way has the advantage that the gap existing between the convertible top and the windshield frame when the convertible top is closed is covered and therefore there can be no swirling of the airstream in this gap.
  • the device according to the invention according to the second solution is clamped in a simple manner on the front edge of the convertible top.
  • the device according to the invention according to the second solution there is the advantage that the device is detachably attached to the convertible top and that the device can be attached in a simple manner to convertible tops which lie in corresponding receptacles on the windshield frame without any design change on the Convertible top made or the convertible top must be completely replaced.
  • the fastening device is designed as an essentially L-shaped angle element. In this way, a device which is simple in terms of production technology is created and can be produced inexpensively.
  • a secure attachment of the device is achieved in a simple manner in that the attachment device consists of an elastic plastic.
  • the device is fastened to the convertible top in such a way that the fastening device engages under the front edge of the convertible top, the holding forces being achieved by the clamping action of the elastic plastic.
  • the plate and fastening device running antiparallel in the disassembled state of the device are moved in opposite directions, so that the fastening device made of elastic plastic is pretensioned. After the device has been pushed onto the front edge of the convertible top, the pretensioning causes the fastening device to assume its original position and generate the clamping forces necessary for fastening the device.
  • the fastening device consists of a tube fastened to the plate, in which a clamping element which is essentially L-shaped is arranged so as to be axially movable.
  • This device has the advantage that the fastening device can be adapted to various roof structures, in particular with regard to the thickness of the front edges of these roof structures.
  • the clamping element is advantageously height-adjustable by means of a screw connection between the outer surface of the clamping element and the inner surface of the tube. In this way, a simple and exact adjustment of the required distance between the plate and the clamping element is achieved.
  • an energy store is arranged between the tube and the clamping element.
  • this energy accumulator is designed as a tension spring and offers the advantage that the tension spring automatically adjusts the distance between the plate and the clamping element. This also improves the fastening of the device to the convertible top, since the pretension of the tension spring is correspondingly large during assembly.
  • a secure attachment of the device according to the invention in accordance with the second solution is advantageously achieved in that several, preferably three attachment devices are arranged on the underside of the plate. According to a further feature of the invention, these fastening devices are arranged at the same distance from one another.
  • the L-shaped angle element serving as the fastening device has a length which essentially corresponds to the length of the plate. This feature achieves particularly good fastening of the device to the convertible top.
  • Figure 1 is a perspective view of a device attached to a motor vehicle according to the first solution
  • FIG. 2 shows a side view of the device according to FIG. 1, cut along the line II-II in FIG. 1, with the convertible top closed;
  • FIG. 3 shows a side view of the pre-cut section along the line II-II in FIG. direction according to Figure 1 with the convertible top open;
  • FIG. 4 shows a partial view of a device according to FIG. 1 mounted on a vehicle
  • Figure 5 shows a first embodiment of the device according to the second solution in the assembled state in a partially sectioned side view
  • FIG. 6 shows the device according to FIG. 5 in a view
  • Figure 7 shows a second embodiment of the device according to the second solution in a view
  • FIG. 8 shows the device according to FIG. 7 in a sectional side view along the section line IV-IV in FIG. 7;
  • Figure 9 shows a third embodiment of the device according to the second solution in a sectional side view
  • FIG. 10 shows the device according to FIG. 5 in the disassembled state
  • FIG. 11 shows the device according to FIG. 10 before assembly on a convertible top.
  • the embodiment of the device according to the invention according to the first solution shown in FIGS. 1 to 4 has a plate 1 which is arranged on a fastening device 2 so as to be pivotable.
  • the fastening device 2 has an extension 3 at each end, which can be fastened to a windshield frame 5 of a motor vehicle by means of screws 4.
  • the fastening device 2 lies with its lower edge arranged between the shoulders 6 on a seal 7 arranged in the windshield frame 5 and holding a windshield 6.
  • the plate 1 is arranged on the fastening device 2 such that it overlaps the front edge of the convertible top 8 of the motor vehicle facing the windshield frame 5, so that noises which can arise from a gap existing between the closed convertible top 8 and the windshield frame 5 are avoided.
  • FIGS. The structural design of the device according to the invention is shown in detail in FIGS.
  • FIG. 2 shows the device according to the invention in a first end position, in which the convertible top 8 is closed
  • FIG. 3 shows the device according to the invention when the convertible top 8 is open.
  • the plate 1 is arranged by means of a pivot axis 9 designed as a torsion spring on the fastening device 2 connected to the windshield frame 5 so that it can pivot.
  • the torsion spring In the first end position of the plate 1 shown in FIG. 2, the torsion spring is pretensioned by the convertible top.
  • the necessary restoring force for pretensioning the torsion spring corresponds approximately to the force which is applied by the head wind flowing in the driving state of the motor vehicle.
  • the plate 1 has at its end facing the convertible top 8 an L-shaped lever 10 which is designed in accordance with a receptacle 11 for the convertible top arranged on the windshield frame 5.
  • the lever 10 extends in the longitudinal direction over the entire length of the plate 1, so that the leading edge of the convertible top 8 is completely enclosed in a receptacle 12 formed between the plate 1 and the lever 10.
  • the lever 10 consisting of two webs 13 and 14 has a shape corresponding to the receptacle 11 in the windshield frame 5.
  • the parallel to the plate 1 web 14 is longer in the direction of travel of the motor vehicle than the plate 1, so that the closing convertible top 5 rests first on the web 14 of the lever 10 before the plate 1 about the pivot axis 9 in the Windshield frame 5 arranged receptacle 11 moves.
  • the plate 1 and the fastening device 2 are covered by a common cover 15 which is movably arranged on the fastening device 2 and which moves the plate 1 from its first end position shown in FIG. 2 when the convertible top 8 is closed into its position shown in FIG. 3
  • the second end position shown follows with the convertible top 8 open.
  • the cover 15 is designed as a rigid film.
  • a device 16 shown in FIG. 5 for reducing wind noise in motor vehicles with a fixed or foldable windshield frame 5 and an adjoining convertible top 8 consists of a plate 17 and a fastening device 18.
  • the plate 17 covers one when the convertible top is closed 8 between the windshield frame 5 and the convertible top 8 existing gap 19 such that the plate 17 rests with its first end 20 on the windshield frame 5 and with its second end 21 on the convertible top 8.
  • Appropriate shaping of the plate 17 reduces wind noise, which is generated in particular by the gap 19 when the vehicle is being driven at high speed.
  • the fastening device 18 is arranged on the underside 22 of the plate 17 and is designed as an essentially L-shaped angle element, which consequently has a first web 23 running essentially perpendicular to the plate 17 and a second web running essentially at right angles to this first web 23 24 has.
  • the second web 24 thus runs essentially parallel to the plate 17, this web 24 pointing in the direction of the second end 21 of the plate 17.
  • the web 24 thus forms, together with the second end 21 of the plate 17 resting on the convertible top 8 when the device is mounted, a C-shaped clamping device which engages around the end 25 of the convertible top 8 facing the windshield frame 5.
  • the fastening device 18 consists of an elastic plastic, the fastening device 18 being arranged in an unassembled state in a position relative to the plate 17, as shown in FIG.
  • the web 24 of the fastening device 18 runs in the disassembled device 16 antiparallel to the second end 21 of the plate 17, namely in such a way that the web 24 runs towards the second end 21 of the plate 17.
  • This design of the device 16 achieves a high clamping force of the fastening device 18.
  • the web 24 is arranged parallel to the second end 21 of the plate 17, before the device 16 is pushed onto the end 25 of the convertible top 8, so that the one made of elastic plastic Fastening device 18 is biased.
  • the fastening device 18 endeavors to assume its original position according to FIG. 10, whereby a clamping force of the fastening device 18 is generated.
  • the device 16 is shown in FIG. 11 immediately before being pushed onto the front end 25 of the convertible top.
  • the L-shaped angle element serving as the fastening device 18 has a length which essentially corresponds to the length of the plate 17.
  • each fastening device 26 consists of a tube 27 fastened to the plate 17, in which a substantially L-shaped clamping element 28 is arranged to be axially movable.
  • the tube 27 is cylindrical and is covered at one end by the plate 17.
  • the inner diameter of the tube 27 corresponds to the clamping element 28, which is likewise cylindrical at its first end 29, so that the outer surface 30 of the cylindrical end 29 slides on the inner surface 31 of the tube 27.
  • the second end 32 of the clamping element 28, which engages under the front end 25 of the convertible top 8, has a cuboid shape and has a rounding corresponding to the first cylindrical end 29 at its transition to the first end 29 of the clamping element 28.
  • a force accumulator designed as a tension spring 33 is arranged.
  • the tension spring 33 is fastened on the one hand to the underside 22 of the plate 17 and on the other hand to the surface 34 of the first cylindrical end 29 of the clamping element 28 facing the underside 22.
  • the clamping element 28 is pulled into the tube 27 by means of the tension spring 33.
  • the necessary clamping force for securely attaching the device 16 to the convertible top 8 is generated by the tension spring 33.
  • FIG. 9 A third embodiment of the device according to the second solution is shown in FIG. 9.
  • the fastening device 26 also consists of a tube arranged on the underside 22 of the plate 17
  • a screw connection 35 is arranged between the clamping element 28 and the tube 27, the screw threads being arranged on the outer surface 30 of the clamping element 28 on the one hand and on the inner surface 31 of the tube 27 on the other hand are.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

La présente invention concerne un réducteur pour les bruits de vent dans des véhicules automobiles; il comporte un cadre de pare-brise fixe ou basculant (5) et une capote de cabriolet (8) qui s'y raccorde, une plaque (1, 17) recouvrant la transition entre le cadre du pare-brise (5) et la capote de cabriolet (8), ladite plaque étant fixée au cadre du pare-brise (5) par un dispositif de fixation (2). Un dispositif, selon le terme générique, qui réduit suffisamment l'émission de bruit due au vent lorsque le véhicule est en mouvement et en rend superflu le démontage avant l'ouverture de la capote (8), est créé par le fait que la plaque (1, 17) est disposée sur le dispositif de fixation (2) de façon qu'elle puisse pivoter, la plaque (1) présentant un dispositif d'actionnement pouvant être actionné par la capote de cabriolet (8) et permettant le déplacement de la plaque (1) entre deux positions extrêmes correspondant à l'ouverture ou à la fermeture de la capote du cabriolet (8).
PCT/DE1993/000612 1992-07-10 1993-07-09 Reducteur de bruit pour vehicules automobiles Ceased WO1994001300A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE4222700A DE4222700C1 (en) 1992-07-10 1992-07-10 Noise reducer for convertible motor vehicle - has pivoted plate on fastener, to cover space between windscreen frame and collapsible top
DEP4222700.3 1992-07-10
DEP4232712.1 1992-09-30
DE4232712A DE4232712C1 (en) 1992-09-30 1992-09-30 Device for reducing wind noise for cabriolet car-roof - comprises plate covering gap between roof and windscreen frame and L=shaped fixing device on plate underside clamping leading edge of roof

Publications (1)

Publication Number Publication Date
WO1994001300A1 true WO1994001300A1 (fr) 1994-01-20

Family

ID=25916473

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE1993/000612 Ceased WO1994001300A1 (fr) 1992-07-10 1993-07-09 Reducteur de bruit pour vehicules automobiles

Country Status (1)

Country Link
WO (1) WO1994001300A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE44087E1 (en) 1996-06-24 2013-03-19 B.H. Image Co. Llc Presenting panoramic images with geometric transformation

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB431540A (en) * 1934-08-21 1935-07-10 William Joseph Adams Improvements in and relating to draught shields for motor cars and the like

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB431540A (en) * 1934-08-21 1935-07-10 William Joseph Adams Improvements in and relating to draught shields for motor cars and the like

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE44087E1 (en) 1996-06-24 2013-03-19 B.H. Image Co. Llc Presenting panoramic images with geometric transformation

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