EP0544679A1 - Article carrying system - Google Patents
Article carrying systemInfo
- Publication number
- EP0544679A1 EP0544679A1 EP91910764A EP91910764A EP0544679A1 EP 0544679 A1 EP0544679 A1 EP 0544679A1 EP 91910764 A EP91910764 A EP 91910764A EP 91910764 A EP91910764 A EP 91910764A EP 0544679 A1 EP0544679 A1 EP 0544679A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- rail
- grip bar
- slider
- article carrying
- carrying system
- 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- Withdrawn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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R9/00—Supplementary fittings on vehicle exterior for carrying loads, e.g. luggage, sports gear or the like
- B60R9/04—Carriers associated with vehicle roof
- B60R9/045—Carriers being adjustable or transformable, e.g. expansible, collapsible
Definitions
- the present invention relates generally to article carrying systems for motor vehicles, and more particularly to the type of system on which various article support or securing members may be adjustably mounted and/or removed-
- Article carrying systems in the form of roof or trunk-mounted racks are commonly used on automobiles, vans and other vehicles. Such systems frequently use longitudinally disposed slats directly secured to the vehicle surface to provide a low profile. Such slats have been used to slidably mount various article support or securing members on the vehicle.
- the slats employed in certain existing article carrying systems have suffered from relatively complicated and inaccessible structures. For instance, when an article support or securing member slider has malfunctioned or the slat has had to be cleaned of debris, it has been relatively difficult to access the internal portions of the slat. Additionally, in some cases, the geometries of these slats have forced the load from the articles being carried to be supported entirely by cantilever-type channel structures. These structures are inherently weaker and more subject to distortion or damage under stress.
- the present invention provides an article carrying system utilizing rails directly mounted to the surface of a vehicle that permit the load being carried to be directly supported on a solid portion of the rails which is in intimate contact with the vehicle surface.
- the rails of the article carrying system embody a relatively simple and accessible sidewardly facing channel structure for sliding adjustment of article support or securing members which enhances the ease of use and maintenance of the system.
- the system has a slider for sliding adjustment of the article support or securing members which includes a novel gripping mechanism that can be manipulated with a single, continuous movement to lock or unlock the slider, yet is virtually immune to becoming inadvertently unlocked once placed in the locked position.
- the article carrying system has a pair of rails each of which has an upstanding wall with a track formed therein, the track presenting a sidewardly facing opening which runs continuously the length of the rail. Spaced from and parallel to the outer wall is a continuous ridge.
- the slider has a pedestal which rests on the bottom surface of the rail and is captured in the track between the outer wall and the ridge.
- the rails each have a series of discrete upstanding protrusions which are formed in spaced-apart relationship along a line parallel to and disposed inwardly from the ridge.
- the gripping mechanism on the slider is in the form of a grip bar that is swingably mounted on the inside of the slider above the protrusions on the rail.
- the grip bar has a series of downwardly- projecting locking tabs that are spaced apart so as to snugly interlock the upstanding protrusions on the rails when the gripping bar is swung into a locking position.
- the side walls of the fingers are angled relative to the upstanding protrusions whereby longitudinal forces on the article carrying system, such as occur when the vehicle accelerates or decelerates, tend to cause the locking action between the grip bar and the rail to tighten for added safety.
- longitudinal forces on the article carrying system such as occur when the vehicle accelerates or decelerates, tend to cause the locking action between the grip bar and the rail to tighten for added safety.
- Figure 1 is a fragmentary perspective view of the preferred embodiment of the article carrying system of the present invention as mounted on the roof of an automobile.
- Fig. 2 is a partial cross-sectional view of the slide taken along the line 2-2 in Fig. 1, illustrating the grip bar in a locking position on the rail;
- Fig. 3 is a side view taken along the line 3-3 in Fig. 2;
- Fig. 4 is a partial cross-sectional view similar to Fig. 2, except that the grip bar is shown in a sliding position;
- Fig. 5 is a plan view, partially in cross- section, taken along the line 5-5 in Fig. 2 and showing the grip bar in a locking position;
- Fig. 6 is a plan view, partially in cross- section, similar to Fig. 5, except that the grip bar is shown in an intermediate position between a locking position and a slide position;
- Fig. 7 is a fragmentary plan view of the rail showing the end cap
- Fig. 8 is a cross-sectional view of the rail taken along the line 8-8 in Fig. 7;
- FIG. 9 is a plan view, partially in cross- section, similar to Fig. 5, except that the grip bar is shown in an alternative locking position on the rail;
- Fig. 10 is a side view taken along the line 10- 10 in Fig. 9.
- FIG. 1 there is shown an article carrying system in accordance with the present invention comprising an article carrier or rack, generally designated by the reference numeral 20, mounted on the roof of an automobile.
- the article carrier 20 includes a pair of rails 22 disposed longitudinally on the automobile roof in spaced-apart relationship, with a pair of sliders 24 carried by each rail.
- Fig. 1 shows, by way of example, the use of sliders that are adapted to mount a pair of cross-bars 26 which laterally span the rails 22, however, the present invention contemplates the use of any number of article support or securing members, including tie- downs, in addition to or in lieu of cross-bars.
- the article carrying system is suitable for mounting on other surfaces, such as trunk lids of automobiles and roofs of vans and campers.
- a plurality of spaced-apart reinforcement bars 28 are fixed longitudinally to the automobile roof within the center area of the article carrier 20, as is conventional.
- each rail 22 has an elongated and generally flat, rectangular structure with an upstanding outer wall 30 formed along essentially the entire length of the rail.
- Each outer wall 30 has an inwardly directed overhanging portion 32 which serves to define a continuous, sidewardly facing track 34.
- Each rail also has a continuous upstanding ridge 36 formed on its upper surface that extends parallel to the track 34. The ridge 36 is disposed on the rail at a location somewhat inwardly from the innermost extent of the overhanging portion 32 of the outer wall 30 of the rail.
- Each slider 24, as seen in Fig. 2, has a pedestal 38 formed on its end which fits within the track 34 between the outer wall 30 and the ridge 36.
- the cross- sectional shape of the pedestal 38 generally complements the cross-sectional shape of the track 34 and the ridge 36 such that the slider 24 is captured against any significant lateral movement, while the slider is permitted to be moved longitudinally relatively freely along the rail 22 when desired.
- the portion of the slider 24 above the pedestal 38 extends out and over the outer wall 30 in order to give the appearance of a virtually continuous, smooth and uninterrupted surface.
- the bottom surface of the pedestal 38 rests on the upper surface of the rail 22 within the track 34.
- the load bearing forces from the cross-bars 26 are intended to be directly supported by the automobile roof through a portion of the rail 22 which is solid and in intimate contact with the roof for structural integrity.
- the portion of the slider 24 which extends over the outer wall 30 is designed to be spaced therefrom so that no load-bearing forces are placed on this cantilevered portion of the rail.
- each slider 24 also has a grip bar 42 which is swingably mounted near one of its ends to the bottom of a truncated mounting web 44 formed on the inner side of the slider.
- An upstanding handle 46 is formed at the distal end of the grip bar 42, opposite the pivot point. The grip bar 42 is mounted so that it is disposed above the protrusions 40 on the rail 22 and can swing around an axis which is generally perpendicular to the rail.
- the grip bar 42 can be swung between a locking position where it overlies the protrusions 40 on the rail 22 and a sliding position where the grip bar is cross ⁇ wise to the protrusions.
- the grip bar 42 has a series of downwardly-projecting locking fingers or tabs 48 along its length.
- the locking tabs 48 on the grip bar 42 are sized and spaced from each other such that when the grip bar is pivoted to the locking position, the locking tabs are capable of being wedged in intimate engagement with the protrusions 40 on the rail 22. In this state, the wedging action between the locking tabs 48 and the protrusions 40 prevent any longitudinal movement of the slider 24 along the rail 22.
- the grip bar 42 is designed such that at least two locking tabs 48 will engage at least one protrusion 40 when the grip bar is in the locking position. Figs. 3, 5, 9 and 10 show such engagement. In Figs.
- the two endmost locking tabs 48 are engaging two protrusions 40 to prevent any longitudinal movement of the slider 24 along the rail.
- Figs. 9 and 10 show two inner locking tabs 48 of the grip bar 42 engaging one protrusion 40, similarly preventing the slider 24 from any longitudinal movement along the rail 22.
- the protrusions 40 are formed as circular punches from the backside of the rail, although other shapes are possible.
- the locking tabs 48 are generally rectangular, but preferably are shaped such that it is more easy to align the tabs with the protrusions 40 before fully swinging the grip bar 42 into a locking position. This alignment feature can be accommodated by forming the locking tabs 48 with a taper with the narrow side of the taper furthest from the outer wall 30 of the rail 22.
- This configuration of the locking tabs 48 also has the significant advantage that it will serve to further secure the grip bar in the locking position when longitudinal forces are applied to the slider 24, as will happen when the automobile accelerates and decelerates.
- the rail 22 has an end cap 50 with a security bolt 52 fastening the end cap to the rail (Fig. 7) .
- the end cap 50 will help prevent unauthorized removal of the slider 24 from the rail 22 by requiring use of a special tool to remove the security bolt 52.
- the end cap 50 preferably is configured such that it conforms with the shape of the rail 22.
- the rail 22 can be formed as an aluminum extrusion which is anodized for protection and to allow a low friction, sliding contact with pedestal 38.
- the slider 24 and grip bar 42 may be cast in glass-filled nylon.
- the rails 22 may be mounted to the surface of the vehicle either by epoxy or through bolts (not shown) extending through the rails to the vehicle.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
Système amélioré de galerie de transport d'articles pour un véhicule ayant une paire de rails (22) généralement plats montés directement sur la surface du véhicule, chaque rail étant caractérisé par une paroi faisant saillie (30) dotée d'une glissière latérale (34) formée dans ladite paroi et par une crête (36) écartée de la paroi et parallèle à cette dernière. Un bloc coulissant (24) destiné à monter les éléments de soutien et de fixation de l'article comporte une base (38) qui repose sur la surface plane du rail et est insérée dans le rail entre la paroi (30) et la nervure (36). Une barre de serrage (42) ayant une pluralité de pattes de blocage espacées les unes des autres (48) est montée pivotante sur le bloc coulissant (24). Lorsque la barre de serrage (42) recouvre le rail, les pattes de blocage (42) situées sur la barre de serrage (42) viennent se bloquer sur les saillies (40) situées sur le rail et lorsque la barre de serrage (42) est ramenée dans une position perpendiculaire au rail, les pattes de blocage (48) libèrent les saillies (40), ce qui permet de déplacer le bloc coulissant le long du rail.Improved article conveyor system for a vehicle having a pair of generally flat rails (22) mounted directly on the surface of the vehicle, each rail being characterized by a projecting wall (30) having a side slide (34) ) formed in said wall and by a ridge (36) spaced from the wall and parallel to the latter. A sliding block (24) for mounting the support and fixing elements of the article has a base (38) which rests on the flat surface of the rail and is inserted into the rail between the wall (30) and the rib ( 36). A clamping bar (42) having a plurality of spaced apart locking tabs (48) is pivotally mounted on the sliding block (24). When the clamping bar (42) covers the rail, the locking tabs (42) located on the clamping bar (42) come to lock on the projections (40) located on the rail and when the clamping bar (42) is returned to a position perpendicular to the rail, the locking tabs (48) release the projections (40), which allows the sliding block to be moved along the rail.
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US53929190A | 1990-06-15 | 1990-06-15 | |
US539291 | 1990-06-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0544679A1 true EP0544679A1 (en) | 1993-06-09 |
EP0544679A4 EP0544679A4 (en) | 1995-07-19 |
Family
ID=24150612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP91910764A Withdrawn EP0544679A4 (en) | 1990-06-15 | 1991-06-13 | Article carrying system |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0544679A4 (en) |
AU (1) | AU8090691A (en) |
CA (1) | CA2095535C (en) |
WO (1) | WO1991019627A1 (en) |
ZA (1) | ZA914585B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10105165B4 (en) * | 2001-02-06 | 2011-06-09 | Jac Products Deutschland Gmbh | vehicle roof |
DE10221943A1 (en) † | 2002-05-17 | 2003-11-27 | Sueddeutsche Aluminium Manufak | Roof rack system for a vehicle and method for manufacturing the roof rack system and vehicle with a roof rack system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3554416A (en) * | 1968-02-21 | 1971-01-12 | Bott John Anthony | Vehicle luggage rack |
US4406386A (en) * | 1981-04-06 | 1983-09-27 | Masco Corporation | Article carrier and a bracket therefor |
US4448337A (en) * | 1982-05-06 | 1984-05-15 | Masco Corporation | Article carrier |
-
1991
- 1991-06-13 WO PCT/US1991/004055 patent/WO1991019627A1/en not_active Application Discontinuation
- 1991-06-13 AU AU80906/91A patent/AU8090691A/en not_active Abandoned
- 1991-06-13 EP EP91910764A patent/EP0544679A4/en not_active Withdrawn
- 1991-06-13 CA CA002095535A patent/CA2095535C/en not_active Expired - Fee Related
- 1991-06-14 ZA ZA914585A patent/ZA914585B/en unknown
Non-Patent Citations (2)
Title |
---|
No further relevant documents disclosed * |
See also references of WO9119627A1 * |
Also Published As
Publication number | Publication date |
---|---|
CA2095535C (en) | 2002-05-28 |
AU8090691A (en) | 1992-01-07 |
EP0544679A4 (en) | 1995-07-19 |
WO1991019627A1 (en) | 1991-12-26 |
ZA914585B (en) | 1993-02-24 |
CA2095535A1 (en) | 1991-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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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17P | Request for examination filed |
Effective date: 19930319 |
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AK | Designated contracting states |
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A4 | Supplementary search report drawn up and despatched |
Effective date: 19950530 |
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AK | Designated contracting states |
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17Q | First examination report despatched |
Effective date: 19951011 |
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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 |
|
18D | Application deemed to be withdrawn |
Effective date: 19960222 |