EP3237286A1 - Sitzvorrichtung mit längsgeteilter sitzbodeneinheit - Google Patents
Sitzvorrichtung mit längsgeteilter sitzbodeneinheitInfo
- Publication number
- EP3237286A1 EP3237286A1 EP15816800.5A EP15816800A EP3237286A1 EP 3237286 A1 EP3237286 A1 EP 3237286A1 EP 15816800 A EP15816800 A EP 15816800A EP 3237286 A1 EP3237286 A1 EP 3237286A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- seat
- thin
- walled
- unit
- passenger
- 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- Withdrawn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
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- 239000002131 composite material Substances 0.000 description 9
- 239000000835 fiber Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 239000013013 elastic material Substances 0.000 description 5
- 239000006260 foam Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
- B64D11/06—Arrangements of seats, or adaptations or details specially adapted for aircraft seats
- B64D11/0639—Arrangements of seats, or adaptations or details specially adapted for aircraft seats with features for adjustment or converting of seats
- B64D11/0643—Adjustable foot or leg rests
-
- 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
- B60N2/62—Thigh-rests
Definitions
- the invention relates to a seat device according to the preamble of patent claim 1.
- a seat apparatus in particular a passenger seat apparatus, having a seat bottom unit having at least one main body provided to form a seat portion.
- the object of the invention is in particular to provide a generic device with improved passenger comfort properties.
- the object is achieved by the features of claim 1, while advantageous embodiments and modifications of the invention can be taken from the dependent claims.
- the invention is based on a seat device, in particular a passenger seat device, with a seat bottom unit which has at least one main body which is provided to form a seating area.
- the base body at least in a front region, form at least two partial regions which are separated from one another in a transverse direction and which are movable relative to one another at a height.
- a “seat device” should be understood to mean, in particular, a device which forms at least a part or an entire seat, in particular a passenger seat, wherein the seat device forms in particular a passenger seat which can be used as an economy class seat or seat
- a "passenger seat” is to be understood as meaning, in particular, a seat which is raised in an aircraft cabin of an aircraft. It is the Passenger seat preferably formed as part of one of several juxtaposed Passenger seats.
- the passenger seat in particular includes at least one seat bottom unit, which forms a seating area for a passenger
- a backrest unit that provides a backrest support surface on which a passenger sitting on the passenger seat can rest with his back and at least one armrest unit on which the passenger can at least partially lay off an arm.
- a "seat bottom unit” should be understood to mean, in particular, a unit that forms the seating area for a passenger, wherein the seat bottom unit is preferably formed by a base body and a padding unit attached to the base body Area of the passenger seat, which is intended that a passenger, especially during a flight sitting on it.
- the seating area is formed by the seat bottom unit, which preferably comprises at least one base body and a cushion element attached to the base body, which forms the seating area.
- the term "provided” is to be understood to mean in particular specially designed and / or equipped.Assuming that an object is intended for a specific function should in particular mean that the object fulfills this specific function in at least one application and / or operating state and /
- a "basic body” is to be understood in particular as an element which is part of a load-bearing structure and is intended to forward forces introduced into the seat base unit.
- mutant subregions should be understood to mean, in particular, two regions which are in particular spatially separated from one another, wherein a gap is preferably arranged between the two subregions, In principle, it is also conceivable for an area between the two subregions to be separated from one another
- a region between the two mutually separated partial regions is optionally formed by a less rigid region, but preferably as a recess, in particular as a slit.
- a "front area” should be understood to mean, in particular, a region of the basic body which faces a front end of the seat bottom unit and, in particular, faces away from a seat back unit of the seat device. The front portion of the body takes, seen in the sitting direction, in about a front third of the body.
- the front region of the seat bottom unit can be located in lateral areas, which are formed by the subregions, depending on a weight shift of a passenger seated on the passenger seat, advantageously ergonomically adapt, in that a more loaded partial area can be adjusted independently of the other subarea.
- a particularly advantageous seat bottom can be provided for a passenger seat which particularly advantageously adapts to a passenger and in particular to a seating position of the passenger and thereby provides a particularly advantageous seating area, which advantageously increases passenger comfort.
- the at least two subregions separated from one another in the transverse direction are formed at least partially from a flexible material.
- at least partially is meant in particular that at least a part, but preferably the entire subregion is formed in each case from a flexible material, whereby it would be conceivable for a partial embodiment of a flexible material that, for example, one of the rear region of the main body A remainder, in particular a front part of the partial regions, is in each case essentially rigid and inflexible, a “flexible material” being understood to mean a material which is at least partially elastic deforming, wherein in an elastic deformation, an internal restoring force is generated, which moves the element formed from the flexible material back to a basic position, the force responsible for the deformation should be eliminated again.
- the two subregions can be designed to be particularly advantageous and move favorably under load, in particular by a weight force of a passenger seated on the passenger seat. It is further proposed that the base body at least in its front region forms at least one slot which separates the at least two partial areas from one another. As a result, the two sections formed separately from each other can be made particularly simple.
- the slot is arranged centrally in the base body.
- the term "centered" is to be understood as being arranged centrally in particular in the transverse direction, the slot being at the same distance from both lateral ends of the base body. pers.
- the subregions can be made equally large by the slot particularly advantageous.
- the base body has a rear region, which is at least partially more rigid than the front region.
- the term "at least partially rigid” should be understood to mean, in particular, at least in one subarea, but preferably completely less inflexible
- the rear subarea is preferably more rigid in its entire area, ie more inflexible than the subareas in the front area
- the rear region and the at least two subregions are formed integrally with one another.
- “Integral” should be understood to mean in particular at least materially bonded, for example by a welding process, an adhesion process, an injection molding process and / or another, the skilled person appear appropriate process, and / or advantageously formed in one piece, such as by a production from a cast, by a production in a one- or multi-component injection molding process and vorteilh aft in a lamination process.
- the main body of the seat bottom unit can be formed particularly advantageous.
- the base body comprises a thin-walled front wall, a thin-walled rear wall and a stiffening element, which is enclosed by the thin-walled front wall and the thin-walled rear wall.
- a “rear wall” is to be understood in particular as meaning a wall, in particular a wall of the seat bottom unit, facing away from a passenger seated on the corresponding passenger seat of the seat device Under a “front wall” should be understood in particular a wall, in particular a wall of the seat bottom unit, the passenger on the corresponding passenger seat of the seat device sits, faces.
- a front wall of the seat bottom unit is formed as an upper wall of the seat bottom unit, which faces the passenger in an assembled state and forms a seating area for the passenger.
- the term "thin-walled” is to be understood in particular as meaning a thickness of less than 5 mm, preferably of less than 3 mm, and in a particularly advantageous embodiment of less than 2 mm, in which case a thin-walled front wall and / or a thin-walled rear wall made of a fiber composite material, In principle, however, it is also conceivable that the thin-walled front wall and / or thin-walled rear wall of another substantially homogeneous material, such as a metal, in particular It is conceivable that the thin-walled front wall and / or the thin-walled rear wall are designed as a sheet-metal component entire seat bottom unit provided i st.
- a stiffening element is provided for stiffening the entire seat bottom unit or that a plurality of identical or differently formed stiffening elements together cause a stiffening of the entire seat bottom unit.
- a stiffening element is provided for stiffening the seat bottom unit to each connect a front wall and a rear wall of the seat bottom unit together so that a power flow can take place via the stiffening element between the front wall and the rear wall.
- the at least one stiffening element in each case is fixedly connected to the front wall and / or the rear wall or that the stiffening element is only arranged in a form-fitting manner between the front wall and the rear wall.
- the stiffening element is preferably formed as a foam core.
- the stiffening element is designed as a honeycomb material, an injection molding grid, a grid material and / or a corrugated sheet-like material.
- the at least one stiffening element is arranged spatially between the rear wall and the front wall, whereby the stiffening element couples to stiffen the backrest unit and / or
- the rear wall and the front wall surround the stiffening element in all directions, as a result of which the basic body can be formed in a particularly advantageous manner in a sandwich construction, as a result of which the basic body can be made particularly light.
- the basic body in the at least two partial regions is formed at least partially at least substantially from the thin-walled front wall and / or the thin-walled rear wall.
- the fact that the "base body is formed at least partially at least partially essentially only from the thin-walled front wall and / or the thin-walled rear wall" is to be understood in particular as meaning that in the two partial areas preferably only the thin-walled front wall, the thin-walled rear wall or the thin-walled front wall are arranged together with the thin-walled rear wall, wherein preferably no additional stiffening element is arranged in the front area which forms the two partial areas, but in principle it would also be conceivable that between the thin-walled rear wall and the thin-walled front wall a stiffening element is arranged, which stiffens the partial areas less strongly than the stiffening element, which stiffens the rear area, whereby the two partial areas can be formed particularly advantageously Area of the base body is formed separately and the at least two partial areas are firmly connected to the rear
- the "rear area of the main body is formed separately” is to be understood in particular to mean that the rear area is designed as an independent component which is formed separately from the partial areas, in particular in a preassembled state
- the subareas are firmly connected to the rear area in a mounting process by means of a suitable connection method, whereby the base body can advantageously be made low-priced
- the seat device comprise at least one upholstery element,
- a “cushion element” is to be understood as meaning, in particular, a unit comprising a pad and a cover, wherein a cover is designed to be separable from the pad.
- both the pad and the cover forms the slot, as well as that only the pad has the slot and the cover covers the slot of the pad.
- a particularly advantageous padding element for the seat device can be provided.
- the seat device comprises at least one upholstery element which has no slot. As a result, the upholstery element can be made particularly cost-effective.
- the seat device according to the invention should not be limited to the application and embodiment described above.
- the seat device according to the invention may have a number deviating from a number of individual elements, components and units mentioned herein for fulfilling a mode of operation described herein.
- FIG. 1 A schematic representation of a seat device in a first
- FIG. 2 is a schematic representation of the seat device with the seat bottom unit without padding element
- FIG. 3 shows a schematic sectional view through a main body of the seat base unit
- FIG. 4 shows a schematic representation of a seat device in a second
- FIGS 1 to 3 show a seat device according to the invention.
- the seat device is designed as a passenger seat device.
- the seat device is formed as part of a seat, in particular as part of a passenger seat 10a.
- the passenger seat 10a is mounted in a mounted state in a passenger cabin of an aircraft.
- the passenger cabin has a cabin floor on which the passenger seat 10a is raised.
- the cabin floor forms a Aufworthrebene for the passenger seat 10 a.
- the passenger seats 10a are arranged with the seat device according to the invention.
- the passenger seats 10a are arranged in a layout not described in detail below in the passenger cabin.
- the passenger seats 10a are arranged side by side in several rows of seats together.
- the rows of seats are each formed by three juxtaposed passenger seats 10a.
- the row of seats has a different number of passenger seats 10a or that the passenger seats 10a are formed as individual seats, which are not arranged in a row of seats.
- the seat device has an erector unit 12a.
- the stand-up unit 12a is intended to raise the passenger seat 10a and the other passenger seats of the same row of seats on the cabin floor.
- the embarkrritt 12 a includes a plurality of fasteners, not shown, which couple the Aufschreibrillon 12 a fixed to the cabin floor.
- the connecting elements are preferably intended to be arranged in a form-fitting manner in a mounting rail of the cabin floor and to be fixed in the mounting rail for fixed connection of the row of seats.
- the seat device includes a seat bottom unit 14a.
- the seat bottom unit 14a is intended to provide a seating area 16a on which a passenger, especially during a flight, can sit.
- the seating area 16a forms a seat on which the passenger sits.
- the seat bottom unit 14a is connected to the stand-up unit 12a.
- the seat bottom unit 14a is rigidly connected to the stand-up unit 12a. In principle, it is also conceivable for the seat bottom unit 14a to be pivotably connected to the stand-up unit 12a via kinematics.
- the seat bottom unit 14a comprises a main body 18a.
- the main body 18a of the seat bottom unit 14a is connected to the
- the main body 18a is at least partially made of a Fiber composite formed.
- the base body 18a is formed of a different material, such as a metal.
- the main body 18a has a front region 26a.
- the front region 26a of the main body 18a forms approximately one third of the main body 18a.
- the front portion 26a is, seen in the seat direction 28a, arranged at a front end of the seat bottom unit 14a.
- the front portion 26a faces a front of the passenger seat 10a.
- the main body 18a has two partial regions 32a, 34a, which are formed separately from one another in a transverse direction 30a.
- the transverse direction 30a is orthogonal to the seat direction 28a and to a vertical direction.
- the two separately formed partial regions 32a, 34a are movable relative to one another at a height.
- the two mutually separated partial regions 32a, 34a are movable relative to each other in the vertical direction.
- the two partial areas 32a, 34a can be moved independently of each other.
- the two sections 32a, 34a, which are separated from one another in the transverse direction 30a, are formed from a flexible material. In principle, it would also be conceivable for the partial regions 32a, 34a to be formed only partially from a flexible material, wherein a remainder of the partial regions 32a, 34a would be rigid in each case.
- the two partial areas 32a, 34a have the same dimensions.
- An extent of the partial region 32a in the seat direction 28a and a first extension of the partial region 34a in the seat direction 28a are the same.
- An extension of the portion 32a in the transverse direction 30a and an extension of the portion 34a in the transverse direction 30a are equal.
- the main body 18a has a slot 36a in its front region 26a.
- the slot 36a separates the two sections 32a, 34a spatially from each other.
- the slot 36a is arranged centrally in the main body 18a in the transverse direction 30a.
- the slot 36a has a width of 20 mm. In principle, it is also conceivable that the slot 36a is narrower or wider.
- the slit 36a extends from a front end 38a of the main body 18a to a rear end of the front portion 26a. Through the slot 36a, the two portions 32a, 34a are separated from each other and can move independently. In principle, it is conceivable that the slot 36a between the two partial areas 32a, 34a is covered by a security element in order to minimize injury.
- the security element is formed from a flexible and / or elastic material, which allows a mobility of the two parts. Rich 32a, 34a not prevented in an assembled state. It is conceivable, for example, that the security element is formed by a thin, elastic textile or plastic. The security element is intended to prevent a passenger being able to squeeze or pinch between the movable subregions 32a, 34a.
- the main body 18a has a rear portion 40a.
- the rear area 40a is made more rigid than the front area 26a, in which the base body 18a forms the mutually movable partial areas 32a, 34a.
- the rear region 40a forms the part of the main body 18a which is different from the front region 26a.
- the rear portion 40a is formed substantially inelastic.
- the slit 36a separating the two portions 32a, 34a in the front portion 26a extends from the front end 38a of the main body 18a to a transition from the front portion 26a to the rear portion 40a.
- a rear end of the slot 36a marks the transition between the front portion 26a and the rear portion 40a.
- the rear region 40a and the at least two mutually movable partial regions 32a, 34a are formed integrally with one another. A transition between the rear portion 40a and the respective portion 32a, 34a is flat.
- the main body 18a comprises a thin-walled rear wall 42a.
- the thin-walled rear wall 42a is formed as a lower wall of the main body 18a.
- the thin-walled rear wall 42a is formed from a fiber composite material.
- the rear wall 42a is formed by a molded CFK plate.
- the thin-walled rear wall 42a is formed from another fiber composite material which appears expedient to the person skilled in the art.
- the thin-walled rear wall 42a has a thickness of about 2 mm.
- the thin-walled rear wall 42a closes the main body 18a and thus the seat bottom unit 14a downwards.
- the thin-walled rear wall 42a of the main body 18a is in this case facing the upright unit 12a arranged below the seat bottom unit 14a.
- the thin-walled rear wall 42a of the main body 18a has a connection region, not shown, over which the main body 18a and thus the seat bottom unit 14a is connected to the upright unit 12a.
- the main body 18a further comprises a thin-walled front wall 44a.
- the thin-walled front wall 44a is formed as an upper wall of the main body 18a.
- the thin-walled front wall 44a is connected to the thin-walled rear wall 42a of the main body 18a.
- the thin-walled front wall 44a is formed from a fiber composite material.
- the thin-walled front wall 44a is formed from a same material as the thin-walled rear wall 42a.
- the thin-walled front wall 44a has a thickness of about 2 mm.
- the thin-walled front wall 44a is arranged on an upper side of the main body 18a.
- the thin-walled front wall 44a of the main body 18a is oriented upward.
- the thin-walled front wall 44a of the main body forms the seating area 16a.
- the main body 18a comprises a stiffening element 46a.
- the stiffening element 46a is provided for stiffening the base body 18a and thus for stiffening the seat bottom unit 14a.
- the stiffening element 46a is arranged between the thin-walled rear wall 42a and the thin-walled front wall 44a of the main body 18a.
- the thin-walled rear wall 42a and the thin-walled front wall 44a include the stiffening element 46a.
- the thin-walled rear wall 42a and the thin-walled front wall 44a are connected to each other in the regions in which they are spaced from each other via the stiffening element 46a.
- the stiffening element 46a is glued to the thin-walled rear wall 42a.
- the stiffening element 46a is glued to the thin-walled front wall 44a.
- the stiffening element 46a is formed as a foam core.
- the thin-walled rear wall 42a and the thin-walled front wall 44a of the main body 18a are connected to one another.
- the thin-walled front wall 44a and the thin-walled rear wall 42a each have, in a peripheral outer strip, a connecting region in which the thin-walled front wall 44a and the thin-walled rear wall 42a are connected to one another.
- the thin-walled front wall 44a and the thin-walled rear wall 42a are connected to one another in a material-locking manner.
- the thin-walled front wall 44a and the thin-walled rear wall 42a which are each formed from a fiber composite material, are preferably in a production method, especially in a lamination process, connected together.
- the thin-walled front wall 44a and the thin-walled rear wall 42a are subsequently firmly connected to one another via a suitable form, force and / or material connection in their connecting areas.
- the thin-walled front wall 44a and the thin-walled rear wall 42a to be connected to one another in their connecting areas via an adhesive connection.
- the thin-walled front wall 44a and the thin-walled rear wall 42a can be connected to one another in their connection regions via suitable interlocking elements, for example latching elements.
- suitable interlocking elements for example latching elements.
- the thin-walled front wall 44a and the thin-walled rear wall 42a are spaced apart from each other except for the connecting areas where the thin-walled front wall 44a and the thin-walled rear wall 42a are connected to each other and merge with each other.
- the thin-walled front wall 44a and the thin-walled rear wall 42a form a gap in the rear area 40a.
- the stiffening element 46a formed as a foam core is arranged in the intermediate space which is spanned in the rear area 40a by the thin-walled front wall 44a and the thin-walled rear wall 42a.
- the stiffening element 46a of the rear portion 40a is stiffened.
- the thin-walled front wall 44a and the thin-walled rear wall 42a are connected directly and in a planar manner.
- the main body 18a has in the two partial areas 32a, 34a only the thin-walled front wall 44a and the thin-walled rear wall 42a.
- the partial areas 32a, 34a are designed substantially more flexibly than the rear area 40a.
- a stiffening element it would also be conceivable for a stiffening element to be arranged in the subregions 32a, 34a, which, however, would stiffen the subregions 32a, 34a substantially less strongly than the stiffening element 46a stiffening the rear region 40a of the main body 18a.
- the partial regions 32a, 34a have a basic position, in which both have an identical orientation to the rear region 40a.
- the basic position forms an undeflected position of the subregions 32a, 34a, in which substantially no external force, in particular no force caused by a passenger seated on the passenger seat 10a, acts on the subregions 32a, 34a.
- the subregions 32a, 34a in FIG approximately parallel to the rear portion 40a aligned. If the partial regions 32a, 34a are deflected by an external force, for example by a force caused by a passenger sitting on the passenger seat 10a, an internal stress is generated in the partial regions 32a, 34a by the elastic deformation of the partial regions 32a, 34a Restoring force is formed.
- the partial regions 32a, 34a are returned to their respective basic position after the elimination of a force which has led to the deflection.
- the restoring force generated during an adjustment forms a counterforce, which counteracts the force that causes the adjustment.
- the partial regions 32a, 34a By adjusting a rigidity of the partial regions 32a, 34a by varying a thickness of the thin-walled front wall 44a or the thin-walled rear wall 42a or by inserting a stiffening element, an adjustment range and a compliance of the partial regions 32a, 34a can be adjusted. Due to the partial areas 32a, 34a, which move differently from their rest position, the seating area 16a can advantageously be adapted to a sitting position of the passenger seated on the passenger seat 10a. Depending on how the passenger shifts his weight, in particular in the front region 26a, the partial regions 32a, 34a yield to different degrees.
- the portion 32a, 34a disposed on the corresponding side of the passenger seat 10a may advantageously further yield and a load on the body part which is on the corresponding one Part area 32a, 34a, for example, on a thigh, rests, relieve. This can be taken by the passenger a particularly comfortable position.
- the seat bottom unit 14a comprises a cushioning member 20a.
- the cushioning member 20a is fixedly connected to the main body 18a of the seat bottom unit 14a.
- the cushion member 20a is formed of a foam.
- the upholstery element 20a is formed from another, at least partially elastic material that appears appropriate to the person skilled in the art.
- the upholstery element 20a is covered by a non-illustrated reference, which is detachably connected to the cushion member 20a. The cover can be easily removed from the pad member 20a for replacement. It is conceivable that the cover is pulled both over the pad member 20a and partially over the main body 18a.
- the reference is to be implicitly understood.
- the cushioning member 20a forms the seat portion 16a of the seat bottom unit 14a.
- the seating area 16a has a rear portion 22a and a front portion 24a.
- the front portion 24a of the seat portion 16a is disposed at a front end of the seat bottom unit 14a, as viewed in the seat direction 28 of the passenger seat 10a.
- the rear portion 22 a of the seat bottom unit 14 a is disposed at a rear end of the seat bottom unit 14 a.
- the seat portion 16a forms a taper in the rear portion 22a.
- the cushioning member 20a is formed narrower in the rear portion 22a than in the front portion 24a.
- a seat forming the seat portion 16a is narrower in the rear portion 22a than in a front portion 24a.
- a width of the seat portion 16a in the front portion 24a is 450 mm. In principle, it is conceivable for the width of the seat region 16a in the front region 24a to be between 400 mm and 600 mm. A minimum width of the seat portion 16a in the rear portion 22a is 450 mm. In principle, it is conceivable that the width of the seat area 16a in the rear area 22a is between 200 mm and 450 mm. The minimum width of the seat portion 16a in the front portion 24a is 30% greater than the minimum width of the seat portion 16a in the rear portion 22a. In this case, the width of the rear portion 22a of the seat portion 16a decreases steadily against the seat direction 28. A decrease in the width of the rear portion 22a is not uniform.
- the decrease in the width of the rear region 22a is continuous.
- the rear portion 22a of the seat portion 16a approximately forms the rear third of the seat portion 16a.
- the upholstery element 20a has at a front end a slot 48a, which in an assembled state is congruent with the slot 36a of the main body 18a.
- the upholstery element 20a also has, in its front region, two mutually separate partial regions which can be moved independently of one another.
- the cushioning element 20a has no slot 48a and forms a continuous front end.
- the seat device comprises a backrest unit 50a.
- the backrest unit 50a is provided so that a passenger sitting on the passenger seat 10a can lean on his back.
- the seat back unit 50a is attached to the rear end of the seat bottom unit 14a.
- the backrest unit 50a limits the seating area 16a to the rear.
- the backrest unit 50a is rigidly connected to the seat bottom unit 14a. In principle, it is also conceivable that the backrest unit 50a and the seat bottom unit 14a are pivotally connected to one another via kinematics.
- the backrest unit 50a includes a rigid portion 56a.
- the rigid portion 56a is formed as a lower portion of the backrest unit 50a.
- the lower rigid portion 56a faces the seat bottom unit 14a.
- the lower portion of the backrest unit 50a forms a first body 58a of the backrest unit 50a.
- the main body 58a of the backrest unit 50a partially forms a supporting structure of the backrest unit 50a.
- the first main body 58a of the backrest unit 50a is formed integrally with the main body 18a of the seat bottom unit 14a.
- the main body 58a of the lower rigid portion 56a is formed by the thin-walled rear wall 42a, the thin-walled front wall 44a and the stiffening element 46a arranged between the thin-walled rear wall 42a and the thin-walled front wall 44a.
- the thin-walled front wall 44a extends upward from the seat bottom unit 14a in a portion of the lower portion 56a of the seat back unit 50a on a front side of the seat back unit 50a.
- the thin-walled rear wall 42a faces upward in a portion of the lower portion 56a of the seatback unit 50a on a rear side of the seatback unit 50a from the seat bottom unit 14a.
- transitions of the thin-walled front wall 44a and the thin-walled rear wall 42a between the backrest unit 50a and the seat bottom unit 14a are each formed by radii. Due to the one-piece design of the base body 18a, 58a of the seat bottom unit 14a and the lower portion 56a of the backrest unit 50a, the seat bottom unit 14a and the lower portion 56a of the backrest unit 50a are rigidly connected. The seat bottom unit 14a and the lower portion 56a of the backrest unit 50a have a fixed, unchangeable angle to each other.
- a seat angle between the seat back unit 50a and the seat bottom unit 14a is defined in a home position.
- the seat angle between the backrest unit 50a and the seat bottom unit 14a is 130 degrees.
- the main body 58a which forms the lower portion 56a of the backrest unit 50a of the main body 18a of the seat bottom unit 14a, is formed separately.
- the backrest unit 50a has an upper portion 60a.
- the upper portion 60a is pivotally formed to the lower portion 56a.
- the Backrest unit 50a has a second body 62a forming the upper portion 60a.
- the main body 62a is essentially formed from a fiber composite material.
- the main body 62a is configured in a sandwich construction.
- a construction of the main body 62a corresponds approximately to that of the main body 18a of the seat bottom unit 14a. In principle, it is also conceivable for the main body 62a to be formed from another material that appears appropriate to a person skilled in the art, such as, for example, a metal.
- the backrest unit 50a comprises a storage unit 64a.
- the bearing unit 64a pivotally connects the first main body 58a of the backrest unit 50a, which forms the lower portion 56a, to the second main body 62a of the backrest unit 50a.
- the backrest unit 50a forms a backrest support surface 66a.
- the backrest unit 50a comprises a first cushioning element 68a and a second cushioning element 70a.
- the first cushioning member 68a is mounted on a front side of the first base body 58a of the backrest unit 50a.
- the first cushioning member 68a forms the backrest support surface 66a in the lower portion 56a of the backrest unit 50a.
- the second cushioning member 70a is mounted on a front side of the second main body 62a of the backrest unit 50a.
- the second cushioning member 70a forms the backrest support surface 66a in the upper portion 60a of the backrest unit 50a.
- the seat apparatus further includes a first armrest unit 72a. Furthermore, the seat device comprises a second armrest unit 74a. The two armrest units 72a, 74a are provided to laterally limit the seating area 16a.
- Armrest units 72a, 74a define the seating area 16a on each of two opposite sides of the seat bottom unit 14a.
- the armrest unit 72a is provided to provide a support surface 76a for a passenger seated on the passenger seat 10a.
- the support surface 76a is provided so that a passenger can at least partially place his arm and / or his hand on it.
- the armrest unit 72a comprises a supporting and / or separating element 78a.
- the support and / or separation element 78a is provided to provide a support surface 80a for the passenger.
- the support surface 80a is aligned in the direction of the seat portion 16a.
- the support surface 80a is oriented substantially orthogonal to the seat surface formed by the seat portion 16a.
- the support surface 80a is substantially orthogonal the cabin floor.
- the support and / or separation element 78a extends, spaced from the seat bottom unit 14a, forward of the seat back unit 50a.
- the armrest unit 72a has a first support element 82a for forming the support surface 76a.
- the support element 82a is provided to form, in at least one operating state, the support surface 76a aligned substantially parallel to the seat surface.
- the support element 82a has a wing shape.
- the first support element 82a is adjustable between different positions.
- the first support element 82a is designed to be pivotable.
- the first support element 82a is pivotally mounted to the support and / or separation element 78a.
- the first support element 82a is between a rest position and a use position
- the support element 82a In a rest position, the support element 82a is folded against the supporting and / or separating element 78a. In the rest position of the support element 82a, the support surface 76a, which forms the support element 82a, can not be used by a passenger for support. A part of the support surface 76a, which is formed by the support element 82a, faces in the rest position of the support surface 80a of the support and / or separation element 78a. In the position of use, the support element 82a is folded away from the supporting and / or separating element 78a.
- An angle between the support surface 80a of the support and / or Abtrennelements 78a and the support surface 76a of the first support member 82a is in the position of use in about 90 degrees.
- the supporting and / or separating element 78a and the support element 82a substantially form an L-shape.
- the seat device comprises a first support element 84a.
- the support member 84a spans an area between the seat bottom unit 14a and the armrest unit 72a.
- the seat apparatus includes a second support member 86a, which forms an area between the seat bottom unit 14a and the armrest unit 74a.
- the support element 86a is formed in mirror image to the support element 84a.
- the support member 84a which is the area between the seat bottom unit 14a and the
- Armrest unit 72a spans, it is intended that the person sitting on the passenger seat 10a passenger can support it with his lower back area.
- the support member 84a is provided for lateral support of the passenger.
- the support member 84 a is in the area between the seat bottom unit 14 a, the
- the support element 84a is designed as a stringing element.
- the element designed as a The support member 84a is stretched between the armrest unit 72a, the seat bottom unit 14a and the backrest unit 50a.
- the support element 84a designed as a covering element is formed by a net.
- the support element 84a designed as a covering element is formed by a fabric or another elastic material, such as leather, or a thin plastic element.
- the support member 84a is connected to an upper end of the armrest unit 72a.
- the support member 84a extends over an entire length of the armrest unit 72a.
- the support member 84a is attached to a lower side of the support member 82a. In principle, it is also conceivable that the support element 84a is attached to another component of the armrest unit 74a.
- the support element 84a is designed as a stringing element.
- the supporting element 84a designed as a covering element is spanned in the area between the armrest unit 74a, the seat bottom unit 14a and the backrest unit 50a.
- the support element 84a designed as a covering element is formed by a flexible material. In particular, the support element 84a designed as a covering element is formed by a textile.
- the support element 84a is formed by a net. In principle, it is also conceivable that the support element 84a is formed from a material or another flexible material.
- the support element 84a is formed for example by a plastic plate. Due to the design of the support element 84a as a stringing element, the support element 84a can advantageously be adapted to a contour of the passenger seated on the passenger seat 10a.
- FIGS to 3 a further embodiment of the invention is shown.
- the following descriptions and the drawings are essentially limited to the differences between the exemplary embodiments, wherein, with regard to identically named components, in particular with regard to components having the same reference numbers, in principle also to the drawings and / or the description of the other embodiments, in particular FIGS to 3 can be referenced.
- the letter a is the reference numeral of the exemplary embodiment in Figures 1 to 3 adjusted.
- the letter a is replaced by the letter b.
- Figures 4 and 5 show a second embodiment of a seat device according to the invention.
- the seat device is formed as part of a seat, in particular as part of a passenger seat 10b.
- the passenger seat 10b is mounted in a mounted state in a passenger cabin of an aircraft.
- the seat device includes a seat bottom unit 14b.
- the seat bottom unit 14b is intended to provide a seating area 16b on which a passenger, in particular during a flight, can sit.
- the seating area 16b forms a seat on which the passenger sits.
- the seat bottom unit 14b comprises a main body 18b.
- the main body 18b of the seat bottom unit 14b is connected to the upstand unit 12b.
- the main body 18b is at least partially formed from a fiber composite material. In principle, it is also conceivable that the main body 18b is formed of a different material, such as a metal, in particular an aluminum sheet.
- the main body 18b has a front region 26b.
- the front portion 26b is, seen in the seat direction 28b, arranged at a front end of the seat bottom unit 14b.
- the front portion 26b faces a front of the passenger seat 10b.
- the main body 18b has two partial regions 32b, 34b which are formed separately from one another in a transverse direction 30b.
- the transverse direction 30b in this case runs orthogonal to the seat direction 28b and to a vertical direction.
- the two subregions 32b, 34b which are formed separately from one another are movable at a height relative to one another.
- the two separately formed partial regions 32b, 34b are movable relative to each other in the vertical direction.
- the two sections 32b, 34b can be moved independently of each other.
- a rear region 40b of the main body 18b is formed separately from the partial regions 32b, 34b.
- the rear region 40b of the main body 18b forms an independent component.
- the rear portion 40b of the main body 18b is formed substantially the same as that of the first embodiment.
- the main body 18b is likewise designed as a sandwich component and has a thin-walled front wall 44b and a thin-walled rear wall (not shown in more detail) and a stiffening element (not shown).
- the rear region 40b of the main body 18b is formed from a metal, for example from a sheet-metal component.
- the two partial areas 32b, 34b are each of one with the main body 18b in assembled state connected elastic member 52b, 54b formed.
- the elastic elements 52b, 54b are formed from a fiber composite material. In principle, it is also conceivable that the elastic elements 52b, 54b are formed from a different plastic, such as a rubber. In principle, it is also conceivable that the elastic elements 52b, 54b are formed from another elastic material, such as a metal, such as a spring steel.
- the elastic elements 52b, 54b are formed substantially rectangular. In a region facing the rear region 40b, the elastic elements 52b, 54b each form a connection region, via which the elastic elements 52b, 54b can be fixedly connected to the rear region 40b of the main body 18b.
- the elastic elements 52b, 54b are fixedly connected via rivet joints with the rear portion 40b of the main body 18b.
- the two elastic elements 52b, 54b are connected to the rear region 40b of the base body 18b via another form, force and / or material connection connection that appears appropriate to the person skilled in the art.
- an adhesive connection or a connection via suitable interlocking elements are conceivable.
- a function of subregions 32b. 34, which are formed by the elastic members 52b, 54b, and an interaction of the portions 32b, 34b with the rear portion 40b are equivalent to the first embodiment.
- the elastic members 52b, 54b are spaced from each other at the rear portion 40b of the main body 18b.
- a gap between the two elastic elements 52b, 54b forms a slot 36b, which separates the two partial areas 32b, 34b from each other.
- the two elastic elements 52b, 54b are integrally formed with each other.
- the element that forms the elastic elements 52b, 54b in this case would have the slot 36b and would be firmly connected as an entire component to the rear area 40b of the main body 18b. As a result, a simpler installation of the two sections 32b, 34b could be achieved.
- the seat bottom unit 14b includes a cushioning member 20b.
- the cushioning member 20b is fixedly connected to the main body 18b of the seat bottom unit 14b.
- the cushion member 20b is formed of a foam.
- the upholstery element 20b is formed from another, at least partially elastic material that appears appropriate to the person skilled in the art.
- the cushion member 20b is covered by a cover, not shown, which is removable with the pad member 20b connected is. In contrast to the first embodiment, the cushion member 20b has no slot.
- the cushion member 20b is formed continuously at its front end.
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014119612.0A DE102014119612A1 (de) | 2014-12-23 | 2014-12-23 | Sitzvorrichtung mit längsgeteilter Sitzbodeneinheit |
PCT/EP2015/081077 WO2016102617A1 (de) | 2014-12-23 | 2015-12-22 | Sitzvorrichtung mit längsgeteilter sitzbodeneinheit |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3237286A1 true EP3237286A1 (de) | 2017-11-01 |
Family
ID=55025095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15816800.5A Withdrawn EP3237286A1 (de) | 2014-12-23 | 2015-12-22 | Sitzvorrichtung mit längsgeteilter sitzbodeneinheit |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3237286A1 (de) |
DE (1) | DE102014119612A1 (de) |
WO (1) | WO2016102617A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202017102909U1 (de) * | 2017-01-04 | 2018-04-05 | Design Ballendat Gmbh | Stuhl mit einteiliger Sitzschale |
DE202019103701U1 (de) * | 2019-07-05 | 2020-10-09 | Mariam Vollmar | Sitztechnik |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2365026A (en) * | 1941-03-18 | 1944-12-12 | Harris & Tyler Ltd | Seat and the like |
FR1583592A (de) * | 1968-10-01 | 1969-11-14 | ||
IT1280437B1 (it) * | 1995-07-19 | 1998-01-20 | Lear Seating Italia Spa | Sedile di autoveicolo |
US5913568A (en) * | 1997-09-30 | 1999-06-22 | Brightbill; Stephen T. | Two platform motion seat |
NO20055244D0 (no) * | 2005-11-08 | 2005-11-08 | Opsvik Peter As | Stol for kjoretoyer |
DE102008051603A1 (de) * | 2008-10-14 | 2010-04-15 | Lufthansa Technik Ag | Sitz für ein Verkehrsmittel |
US9132918B2 (en) * | 2009-01-30 | 2015-09-15 | Air New Zealand Limited | Seating arrangement, seat unit, tray table and seating system |
DE102010055955A1 (de) * | 2010-12-23 | 2011-08-25 | Daimler AG, 70327 | Sitzanlage und Verfahren zum Verändern einer Sitzposition eines Sitzbenutzers |
FR3001711B1 (fr) * | 2013-02-07 | 2016-03-04 | Expliseat | Siege de vehicule comportant une zone deformable en cas de choc |
US9022462B2 (en) * | 2013-03-08 | 2015-05-05 | B/E Aerospace, Inc. | Stowable aircraft cabin attendant seat |
-
2014
- 2014-12-23 DE DE102014119612.0A patent/DE102014119612A1/de not_active Withdrawn
-
2015
- 2015-12-22 WO PCT/EP2015/081077 patent/WO2016102617A1/de active Application Filing
- 2015-12-22 EP EP15816800.5A patent/EP3237286A1/de not_active Withdrawn
Non-Patent Citations (2)
Title |
---|
None * |
See also references of WO2016102617A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE102014119612A1 (de) | 2016-06-23 |
WO2016102617A1 (de) | 2016-06-30 |
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