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Vehicle seat presenting a back that can be folded down fowardsVehicle seat presenting a back that can be folded down fowards description/claimsThe Patent Description & Claims data below is from USPTO Patent Application 20060202531, Vehicle seat presenting a back that can be folded down fowards. Brief Patent Description - Full Patent Description - Patent Application Claims FIELD OF THE INVENTION [0001] The present invention relates to vehicle seats that take up less space when in the folded position. [0002] More particularly, the invention relates to a vehicle seat comprising a back and a seat proper comprising a cushion secured to a first rigid frame, the first frame being itself supported on both sides of the seat proper by a second rigid frame, the first frame being movable between a first position and a second position relative to the second frame, the first frame incorporating a front portion and a rear portion, each connected to the second frame by means of at least one link, the link presenting firstly a bottom portion pivotally mounted on the second frame and secondly a top portion pivotally mounted on the first frame and movable relative to the second frame from an initial position, corresponding to the first position of the first frame, to a retracted position corresponding to the second position of the first frame, the link being designed so that the second position of the first frame is lower than the first position. BACKGROUND OF THE INVENTION [0003] A vehicle seat of the above-described type is disclosed in document FR-A1-2 705 289, in which the seat proper moves backwards in order to retract the padding on this seat as far as possible and thus obtain a horizontal stool (i.e. a folded-flat position) [0004] However, this type of seat has the disadvantage of using a complex and bulky control system made up of a plurality of links, shafts, and slots involving significant amounts of slack in control. SUMMARY OF THE INVENTION [0005] A particular object of the present invention is to mitigate those drawbacks. [0006] To this end, according to the invention, a vehicle seat of the type in question is characterized by the fact that the back is pivotally mounted directly on the second frame, in that a locking device is adapted to block the first frame in the first position, and in that a linking mechanism is adapted to release the locking device while the back is being tilted down towards the seat proper. [0007] By means of these dispositions, the seat proper of the seat can be moved forwards and lowered in order to provide a vehicle seat that is compact when it is in the folded position, i.e. when the back is folded down onto the seat, with no complex and bulky control linkage. [0008] In various embodiment of the seat of the invention, one or more of the following systems may optionally also be used: [0009] the first frame is a sheet metal bucket; [0010] the second frame comprises two cheekplates that surround the bucket; [0011] the locking device comprises at least one blocking member pivotally mounted on the first frame to pivot between a blocking position in which it holds one of the links in its initial position and a release position in which it enables the link to move, the blocking member presenting a cam surface on which the link slides, moving the member towards its release position while the first frame is being moved towards the first position; [0012] the seat includes a spring that urges the link towards its retracted position; [0013] the seat proper is supported by two front legs and two rear legs and in which each second frame is mounted on a front leg in such a way that it pivots; [0014] the second position is further forwards than the first position; [0015] the seat back can be folded down onto the seat proper in a substantially horizontal stool position and in which the release of the locking device is achieved when the back is close to this stool position; and [0016] the linking mechanism is a cable that extends between the back and the locking device. BRIEF DESCRIPTION OF THE DRAWINGS [0017] Other characteristics and advantages of the invention become apparent from the following description of an embodiment given by way of non-limiting example and with reference to the accompanying drawings. [0018] In the drawings: [0019] FIG. 1 is a side view of the seat of the invention in the deployed position; [0020] FIG. 2 is a view similar to FIG. 1 in which the seat is in the stool position; Continue reading about Vehicle seat presenting a back that can be folded down fowards... Full patent description for Vehicle seat presenting a back that can be folded down fowards Brief Patent Description - Full Patent Description - Patent Application Claims Click on the above for other options relating to this Vehicle seat presenting a back that can be folded down fowards patent application. ### 1. Sign up (takes 30 seconds). 2. Fill in the keywords to be monitored. 3. Each week you receive an email with patent applications related to your keywords. Start now! - Receive info on patent apps like Vehicle seat presenting a back that can be folded down fowards or other areas of interest. ### Previous Patent Application: Chair Next Patent Application: Seat having pivotable seat cushion Industry Class: Chairs and seats ### FreshPatents.com Support Thank you for viewing the Vehicle seat presenting a back that can be folded down fowards patent info. IP-related news and info Results in 0.10084 seconds Other interesting Feshpatents.com categories: Daimler Chrysler , DirecTV , Exxonmobil Chemical Company , Goodyear , Intel , Kyocera Wireless , 174 |
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