WO1998025782A1 - Ensemble rail reglable - Google Patents

Ensemble rail reglable Download PDF

Info

Publication number
WO1998025782A1
WO1998025782A1 PCT/EP1997/007042 EP9707042W WO9825782A1 WO 1998025782 A1 WO1998025782 A1 WO 1998025782A1 EP 9707042 W EP9707042 W EP 9707042W WO 9825782 A1 WO9825782 A1 WO 9825782A1
Authority
WO
WIPO (PCT)
Prior art keywords
rail
guide rail
adjustable
slide rail
assembly
Prior art date
Application number
PCT/EP1997/007042
Other languages
English (en)
Inventor
Paul Weatherstone
Original Assignee
Paul Weatherstone
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
Application filed by Paul Weatherstone filed Critical Paul Weatherstone
Priority to AU56633/98A priority Critical patent/AU5663398A/en
Publication of WO1998025782A1 publication Critical patent/WO1998025782A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
    • B60N2/08—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable characterised by the locking device
    • B60N2/0806—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable characterised by the locking device with pin alignment systems, e.g. with at least one of a plurality of locking pins always aligned w.r.t. at least one of a plurality of pin-receiving elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
    • B60N2/07—Slide construction
    • B60N2/0702—Slide construction characterised by its cross-section
    • B60N2/0715—C or U-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
    • B60N2/07—Slide construction
    • B60N2/0702—Slide construction characterised by its cross-section
    • B60N2/072—Complex cross-section, e.g. obtained by extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
    • B60N2/08—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable characterised by the locking device
    • B60N2/0812—Location of the latch
    • B60N2/0825—Location of the latch outside the rail
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
    • B60N2/08—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable characterised by the locking device
    • B60N2/0831—Movement of the latch
    • B60N2/0862—Movement of the latch sliding
    • B60N2/0875—Movement of the latch sliding in a vertical direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
    • B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
    • B60N2/08—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable characterised by the locking device
    • B60N2/0881—Activation of the latches by the control mechanism
    • B60N2/0893—Activation of the latches by the control mechanism allowing independent movement of the latches, e.g. to recover tolerance errors

Definitions

  • the present invention relates to an adjustable slide rail assembly for motor vehicles seats and
  • a guide rail for mounting to a vehicle floor and a slide rail for mounting to a vehicle seat and anti-friction means acting between said guide rail and said slide rail to aid longitudinal movement of the guide member to the slide member.
  • guide rail are spring loaded, disengaging the fingers requires effort to overcome the relatively strong spring force which is required to assist in the alignment of slide rail apertures and or castellations with guide rail apertures and or castellations, this in most cases requires a lever situated beneath the front of the seat which is ergonomically unsuitable, often when the fingers are released, re-engagement fails to take place and the slide rail is held relative to the
  • a guide rail for mounting to a vehicle floor a slide rail for attachment to a vehicle seat to be guided by the guide rail and
  • anti-friction means acting between said guide rail and said slide rail to allow relative
  • the locking means comprises a pawl and ratchet means.
  • anti-friction means acting between said guide rail and said slide rail to allow relative
  • the locking means comprises a pawl and ratchet means.
  • the locking means comprises of pawl and ratchet means wherein the pawl means is carried by one
  • the pawls should be provided with a plurality of teeth wherein any loading on pawl will be shared between the teeth.
  • the locking means usually takes the form of
  • each aperture or castellation reduces the strength of the rails.
  • the teeth of the ratchet are cast into the ratchet
  • the two racks of ratchet teeth could be provided on the same surface of a rail.
  • the metallic extrusion or profile has to be provide with a; variety of; brackets
  • extrusion or continuously formed profile has a uniform thickness throughout any
  • said guide rail and or said slide rail comprises at least two component parts which are joined together after the other said guide rail or said slide rail and the said
  • anti-friction means are positioned relative to at least one of said components parts to produce
  • the slide rail and the guide rail items can be made to much loser tolerances previously
  • the components can be joined by welding, mechanical deformation of the said guide rail and
  • said slide rail one or chemical bonding all of which readily adaptable to mass production and hence the cost of the assembly can be reduced.
  • components carried by the rails are added by welding or riveting.
  • Figure 1 a is a perspective view of first part of a guide trail assembly.
  • Figure 1 b is a perspective view of an alternative design of the first part of the guide rail.
  • Figure 1 c is a perspective view of a further alternative design of the first part of a guide rail.
  • Figure Id is a perspective view of the second part of a guide rail assembly Desible for use with
  • Figure 2 is a perspective view of a slide rail assembly incorporating two ratchet members.
  • Figure 2a is a perspective view of the slide rail assembly as shown in fig 2. when viewed from below.
  • Figure 3 is a sectional elevation a portion of guide rail and slide rail assembly in accordance with the invention.
  • Figure 4 is a exploded perspective of a guide rail with integral mounting feet.
  • Figure 5 is a cross sectional view of an adjustable rail assembly incorporating the guide rail of fig 4.
  • Figure 6 is a schematic view of an electric motor driven adjustable rail assembly.
  • Figure 7a is a sectional view through an alternative embodiment of the invention.
  • Figure 7b is a sectional view through an alternative embodiment of the invention.
  • Figure 7c is a sectional view through an alternative embodiment of the invention.
  • Figure 8 is an exploded view of an alternative embodiment of the invention.
  • the first components of the guide rail assembly shown in figure la lb and lc comprises a generally "c" shaped member 1 1' 1 " produced by stamping or rolling a flat metal blank.
  • Ratchet means can take the form of apertures 2 stamped teeth 2' or castellations 2"
  • the base 3 3' 3" is provided with protrusions 4a 4b 4c on which the second part of the guide rail is located and joined to the first part to produce the guide rail
  • the second component of the guide rail as shown in figure Id The lower edges of the component are produced with slots 6 into which the protrusions on the component 4a 4b 4c are located before the two portions are joined together either by deforming the protrusions 4a
  • Both parts 1 1' 1" and 7 are provided with one or more bearing races 12 12a 12' 12a' 12"
  • the components can be clamped together to provide the required pre-load before permanently joining them together.
  • Figures 2 and 2a disclose a slide rail suitably for use with a guide rail comprising the components fig la lb and lc when separately combined with the components of fig Id.
  • the slide rail takes the form of an inverted T shaped member 20 with dependent legs 21 22 extending from the extreme edges of the T cross member 20a the legs 21 are provided with bearing races 24 24a 25 25a on the outer surfaces. Pawls 26, 27 are located in their respective guides 28 29.
  • the guides and supports 28 29 extend into channel 23 providing further strength to the pawl assembly.
  • Figure 3 discloses the use of two ratchet racks 30 31 disposed at different heights on a common but stepped surface of a guide rail to ease removal of the casting tool used to produce the toothed ratchet racks 30 31 the teeth 30a of the ratchet 30 act restrain relative movement of the slide rail to the guide rail in a direction to the left as draw when engaged by the pawl teeth 35 35a 35 b whereas the teeth 36 36a 36b of the ratchet 31 act to restrain such movement, in the direction to the right as drawn, when engaged by the teeth of the pawl.
  • the guide rail assembly illustrated in fig 4 comprises a first component 40 which is produced as a casting or moulding preferably aluminium or one of its alloys or another high strength to weight material such as magnesium or one of its alloys and a second component which can be produced as a casting or could be produced by extrusion rolling bending or stamping. It is conceivable that a suitable plastic material could be used in place of a metallic alloy, if necessary one provided with suitable re-enforcement. Composite materials could also prove to be suitable.
  • component 40 corresponds to the component 1' shown in fig lb however in the case supporting legs 45 46 are integrally cast to the base of the component.
  • a pair of ratchet teeth racks 41 42 with opposing engagement dircections from one another are cast into the stepped surface 49. Thus allowing for easy removal, in one plane, of the casting tool, forming the ratchet teeth.
  • Strengthening ribs 47 48 are provided to produce the required rigidity of the component.
  • the component is cast any number of ribs or attachment points can be provided thus the component is thickened where the loading it is subjected to requires it and the overall weight of the component is kept to a minimum.
  • the ratchet racks can be provided on other faces of the rail members there can also be provided a guide rail or a slide rail which need not require a perpendicular action of the pawl means to produce an engagement or disengagement of the pawl and ratchet means.
  • two ratchet racks may be on separate surfaces of either guide rail or the slide rail or both on the guide rail or both the slide rail or alternatively the guide rail or slide rail may each carry a one or more ratchet racks.
  • FIG. 5 A cross section of an adjustable rail assembly incorporating the the guide rail assembly of fig 4 and the slide rail of fig 2a is shown in fig 5 in which components 80 and 40 are joined together to produce a guide rail 55 within which a slide rail 51 is guided by way of bearings 52a 52b 52c 52d.
  • the slide rail carries two pawl members 53c 53b the teeth of which are shown to engage with the teeth 41 42 of ratchet rack formed in the guide rail 55.
  • pawl members 53a 53b are raised perpendicularly as drawn, to disengage the teeth of the pawl from the teeth of the ratchet racks 41 42 formed in guide rail 55
  • the slide rail is the moved to the desired position as the pawl members 53c 53b are released to engage another set of teeth in the ratchet rack 41 42 fig 6 discloses schematically an embodiment of the invention applied to an electric motor driven adjustable rail assembly.
  • An electric motor 60 mounted on the guide rail 65 drives a screw thread shaft 61 which is threadly engaged by a collar 62 mounted flexibly on a slide rail 66 to produce the play required to ensure the pawl members 67 engage with the teeth of the ratchet 68 only one pawl and ratchet are shown for simplicity it being shown that another pawl and ratchet pair acting in the other direction are required to lock the seat in both directions.
  • At least one of the members electric motor 60 and collar 62 are mounted on their flexible support members Alternatively sufficient play can be provided in the threaded connection of the connection of the shaft 61 to the collar 62.
  • a further alternative method to provide a connection is illustrated between the end 69 of shaft
  • slide rail half 91 and slide rail half 92 are fixed together to allow gap 96 in which pivot 95 is located and supported by slide rail halves 91 and 92

Abstract

Cette invention concerne un ensemble rail pour siège de véhicule automobile ou similaire. L'ensemble comprend un rail glissière (51) et un rail guide (55) mobiles longitudinalement l'un par rapport à l'autre, entre un nombre prédéterminé de positions. Pour le maintien dans la position libérable choisie, l'ensemble est muni d'un organe de verrouillage, en l'occurence un mécanisme à cliquet (53a, 53b) et rochet (41, 42).
PCT/EP1997/007042 1996-12-13 1997-12-15 Ensemble rail reglable WO1998025782A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU56633/98A AU5663398A (en) 1996-12-13 1997-12-15 Adjustable rail assembly

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9625950A GB2320183A (en) 1996-12-13 1996-12-13 Adjustable rail assembly
GB9625950.2 1996-12-13

Publications (1)

Publication Number Publication Date
WO1998025782A1 true WO1998025782A1 (fr) 1998-06-18

Family

ID=10804424

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP1997/007042 WO1998025782A1 (fr) 1996-12-13 1997-12-15 Ensemble rail reglable

Country Status (3)

Country Link
AU (1) AU5663398A (fr)
GB (1) GB2320183A (fr)
WO (1) WO1998025782A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2852896B1 (fr) * 2003-03-24 2006-05-05 Faurecia Sieges Automobile Glissiere pour siege de vehicule automobile
DE10360809A1 (de) * 2003-12-19 2005-07-28 Airbus Deutschland Gmbh Sitzschiene
DE10360807B4 (de) * 2003-12-19 2007-09-06 Airbus Deutschland Gmbh Sitzschiene
DE102004026228B4 (de) 2004-05-28 2007-06-28 Airbus Deutschland Gmbh Titan-Aluminiumbauteil
US7281685B2 (en) 2004-08-20 2007-10-16 Airbus Deutschland Gmbh Flush-top seat mounting rail for passenger aircraft
DE102017216077A1 (de) * 2017-09-12 2019-03-14 Airbus Operations Gmbh Fußbodenanordnung für eine Kabine eines Fahrzeugs

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0100880A2 (fr) * 1982-07-16 1984-02-22 KEIPER RECARO GmbH & Co. Glissière de siège pour le réglage longitudinal de sièges de véhicules
US4530481A (en) * 1982-06-11 1985-07-23 Keiper Recarco Gmbh & Co. Seat rail
EP0180422A2 (fr) * 1984-10-26 1986-05-07 Honda Giken Kogyo Kabushiki Kaisha Dispositif de glissière de siège
EP0245650A2 (fr) * 1986-04-14 1987-11-19 P.A. Rentrop, Hubbert & Wagner Fahrzeugausstattungen GmbH & Co. KG Dispositif de soutien pour véhicules
US4804229A (en) * 1987-06-11 1989-02-14 Tachi-S Co., Ltd. Seat slide device
EP0582773A1 (fr) * 1992-07-20 1994-02-16 BERTRAND FAURE Ltd. Dispositif de fermeture pour une glissière de siège de véhicule
EP0589731A1 (fr) * 1992-09-21 1994-03-30 Ecia - Equipements Et Composants Pour L'industrie Automobile Actionneur pour une glissière, notamment pour un siège de véhicule
DE4403310A1 (de) * 1994-02-03 1995-08-10 Keiper Recaro Gmbh Co System zur Verriegelung von zwei relativ zueinander bewegbaren Teilen eines Fahrzeugsitzes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU600499B2 (en) * 1987-08-06 1990-08-16 Tachi-S Co., Ltd. Seat slide device
JPH0722857B2 (ja) * 1988-02-01 1995-03-15 株式会社大井製作所 自動車用シートスライドの組付方法
JPH0636996Y2 (ja) * 1988-03-31 1994-09-28 アイシン精機株式会社 シートスライド装置
NO932509L (no) * 1993-07-09 1995-01-10 Norsk Hydro As Seteskinner

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4530481A (en) * 1982-06-11 1985-07-23 Keiper Recarco Gmbh & Co. Seat rail
EP0100880A2 (fr) * 1982-07-16 1984-02-22 KEIPER RECARO GmbH & Co. Glissière de siège pour le réglage longitudinal de sièges de véhicules
EP0180422A2 (fr) * 1984-10-26 1986-05-07 Honda Giken Kogyo Kabushiki Kaisha Dispositif de glissière de siège
EP0245650A2 (fr) * 1986-04-14 1987-11-19 P.A. Rentrop, Hubbert & Wagner Fahrzeugausstattungen GmbH & Co. KG Dispositif de soutien pour véhicules
US4804229A (en) * 1987-06-11 1989-02-14 Tachi-S Co., Ltd. Seat slide device
EP0582773A1 (fr) * 1992-07-20 1994-02-16 BERTRAND FAURE Ltd. Dispositif de fermeture pour une glissière de siège de véhicule
EP0589731A1 (fr) * 1992-09-21 1994-03-30 Ecia - Equipements Et Composants Pour L'industrie Automobile Actionneur pour une glissière, notamment pour un siège de véhicule
DE4403310A1 (de) * 1994-02-03 1995-08-10 Keiper Recaro Gmbh Co System zur Verriegelung von zwei relativ zueinander bewegbaren Teilen eines Fahrzeugsitzes

Also Published As

Publication number Publication date
GB9625950D0 (en) 1997-01-29
AU5663398A (en) 1998-07-03
GB2320183A (en) 1998-06-17

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