EP3790764A1 - Flugzeugsitzbefestigungsvorrichtung - Google Patents
FlugzeugsitzbefestigungsvorrichtungInfo
- Publication number
- EP3790764A1 EP3790764A1 EP19723748.0A EP19723748A EP3790764A1 EP 3790764 A1 EP3790764 A1 EP 3790764A1 EP 19723748 A EP19723748 A EP 19723748A EP 3790764 A1 EP3790764 A1 EP 3790764A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- fitting
- aircraft seat
- limiting
- aircraft
- attachment device
- 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- Withdrawn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
- 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
- B64D11/0696—Means for fastening seats to floors, e.g. to floor rails
-
- 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
- B60N2/005—Arrangement or mounting of seats in vehicles, e.g. dismountable auxiliary seats
- B60N2/015—Attaching seats directly to vehicle chassis
- B60N2/01508—Attaching seats directly to vehicle chassis using quick release attachments
- B60N2/01516—Attaching seats directly to vehicle chassis using quick release attachments with locking mechanisms
- B60N2/01558—Attaching seats directly to vehicle chassis using quick release attachments with locking mechanisms with key and slot
-
- 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
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
- B60N2/427—Seats or parts thereof displaced during a crash
- B60N2/42709—Seats or parts thereof displaced during a crash involving residual deformation or fracture of the structure
Definitions
- the invention relates to an aircraft seat fastening device according to the preamble of patent claim 1.
- an aircraft seat fastening device for fastening at least one part of an aircraft seat to at least one fastening rail fastened to an aircraft structure, having at least one fitting element which is provided for coupling to the at least one fastening rail, and having a limiting element which is at least partially separated from the fitting element, which has been provided for securing the assembled fitting element in the mounting rail has been proposed.
- the object of the invention is in particular to provide a generic device with improved safety features.
- 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 an aircraft seat fastening device for fastening at least one part of an aircraft seat to at least one of them
- Aircraft structure fastened mounting rail, with at least one fitting element, which is intended to be coupled to the at least one fastening rail, and with an at least partially formed separately from the fitting element
- the aircraft seat fastening device has at least one retaining element which couples the fitting element with the limiting element.
- An "aircraft seat fastening device” should in particular be understood to mean a device which is provided for an aircraft seat and / or a seat
- An "aircraft seat” is to be understood in particular as a seat which is intended to be raised in an aircraft cabin of an aircraft on a cabin floor and on which a passenger can sit during a flight.
- the aircraft seat bottom is connected, whereby the aircraft seat is preferably movable in different functional positions.
- the aircraft seat is preferably part of a
- Aircraft seat assembly having a base frame on which the aircraft seat, optionally together with a console, and other structures is elevated.
- the base frame is preferably connected via the mounting rail with the aircraft structure.
- the base frame is connected via a plurality, preferably via at least three fitting elements with the mounting rails.
- the base frame is preferably connected via at least one front fitting element and at least one rear fitting element with the fastening rails.
- the front fitting elements and the rear fitting elements are in particular designed differently.
- An "aircraft structure" is to be understood in particular as meaning a part of an aircraft seat cabin of an aircraft seat, in particular a cabin floor and
- Mounting rail is to be understood in particular a rail
- a hollow profile is formed, which is provided for the positive connection with an element, in particular at least one holding portion of a fitting element.
- the mounting rail is connected in a mounted state with a cabin floor of an aircraft, preferably embedded in the cabin floor of the aircraft.
- the mounting rail has on its upper side a guide opening through which, in an assembled state, at least a part of the fitting element is guided.
- the fastening rail has, in at least substantially equal distances, mounting areas in which the guide opening in each case has a wider cross-section. In the assembly areas, the guide opening is substantially circular.
- the mounting areas are provided so that a holding area of the Fitting element can be inserted through one of the mounting portions for producing a positive connection with the mounting rail in the mounting rail.
- a "fitting element" should in particular be understood as an element which is provided in at least one operating state for fastening an aircraft seat or an aircraft seat arrangement, in particular on a cabin floor of an aircraft. In particular, the fitting element is in the
- the fitting element preferably has at least one fastening region which comprises at least one fastening means.
- the fitting element is mounted in the fastening rail along a direction oriented at least substantially parallel to the ground.
- a "limiting element” is to be understood in particular an element which limits a movement of the fitting element within the fastening rail in at least one direction.
- the limiting element is fixed in an assembled state, in particular fixed in position in the mounting rail.
- Fastener is preferably positively connected in the mounting rail and can initiate a force in the mounting state at least in an axial direction in the mounting notes.
- Fitting element and the limiting element of two different components are formed and in particular have no overlapping or co-trained portion.
- the limiting element and the fitting element are each formed as separate components.
- a "holding element” is to be understood in particular to mean an element which is intended to hold or position at least two elements, in particular the fitting element and the delimiting element. In this case, the holding element is in particular provided to hold the limiting element in a mounted normal state at a defined distance from the fitting element.
- coupling should be understood in particular to connect to each other.
- the fitting element and the limiting element are connected to one another via the retaining element.
- intended is intended to be understood in particular specially designed and / or equipped.
- an object is intended for a specific function should in particular mean that the object fulfills and / or executes this specific function in at least one application and / or operating state.
- the aircraft seat fastening device can be made particularly secure. Particularly advantageously, a jumping out of the fitting element from the mounting rail in a crash can be prevented particularly advantageous.
- the limiting element at least in one
- Overload case allows a movement of the fitting element in a mounting rail axis of at least 4 mm.
- a "case of overload” should be understood in particular a situation in which forces on an aircraft seat, in particular the
- an overload case should be understood as meaning, in particular, a crash case, which is preferably simulated specifically in a crash test.
- a "crash test” is to be understood in particular as meaning a test carried out in accordance with a standardized crash test method on a corresponding test device in which impact forces are applied to an aircraft seat or a vehicle
- Aircraft seat assembly are recorded in order to generate in particular for a license of an aircraft seat and / or seat components of an aircraft seat required data.
- Under a "normal operating state" is in particular a
- a "movement of the fitting element” should in particular be understood to mean a movement of the fitting element along an axial direction of the fastening rail, in which the fitting element moves relative to the fastening rail.
- the elements of the aircraft seat fastened to the fitting element can be moved by at least 4 mm, preferably by at least 8 mm and in a particularly advantageous embodiment by at least 12 mm in the fastening rail axis, in particular in the direction of the limiting element.
- the fitting element can advantageously be secured particularly advantageously in the fastening rail, in particular in an overload case.
- the limiting element at least in one
- the holding element is provided to prevent the fitting element in a normal operating state at a normal distance to the
- a "normal distance” should be understood in particular a distance that the fitting element can be moved in an overload case in the direction of the limiting element before it is in contact with the
- Limiting element comes. As a result, the limiting element can be held in a desired position in a particularly simple manner.
- the retaining element at least a first
- Deformation element which is intended to deform to allow movement of the fitting element.
- a “deformation element” is to be understood, in particular, as an element which converts energy by plastic deformation.
- the deformation element deforms from a defined, acting on the deformation element, force, whereby the deformation element holds the fastener and the fitting element at a force that is smaller than the defined force advantageously in the normal distance to each other.
- a movement of the fitting element in the direction of the limiting element can be advantageously released from a defined acting force.
- the fitting element is intended to move toward the limiting element in an overload situation. This can do that
- Fitting element are particularly advantageous secured by the limiting element.
- the limiting element is provided to be held at least axially by at least one positive connection in the mounting rail.
- at least by a positive connection is to be understood in particular that a holding force between the limiting element and mounting rail is formed in particular by a positive connection, but it is also conceivable that at least a portion of the holding force is also produced by a frictional connection.
- the limiting element can be particularly easily and safely positioned and held in the mounting rail.
- the limiting element is secured in the mounted state only in one direction by a positive connection in the mounting rail. By “only in one direction” should in particular in an axial direction of the
- the limiting element with one side is preferably located on an inner side of a mounting region of the fastening rail and is supported on the mounting rail via the inner side of the mounting region in the axial direction.
- the limiting element can be secured particularly easily and advantageously in the fastening rail.
- the retaining element has at least one stiffening element, which is provided for stiffening and / or rotation of the retaining element.
- a “stiffening element” is to be understood in particular an element which increases a rigidity of an element, in particular of the holding element, in at least one direction.
- the stiffening element is in particular provided to increase an area moment of inertia of the element, in particular of the retaining element.
- the stiffening element is preferably formed integrally with the retaining element.
- the stiffening element is designed as a separate element which is connected in a corresponding manner with the retaining element.
- the holding element can advantageously be designed to be rigid and thus position the limiting element in a mounted state in a particularly advantageous manner.
- the at least one stiffening element is designed as a raised edge of the holding element.
- a "raised edge” is to be understood in particular an edge region of the holding element, which is angled relative to a main region of the holding element.
- the superscript edge is bent at least 45 degrees, preferably by more than 75 degrees, and in a particularly advantageous embodiment by 90 degrees to the main region of the holding element. It is conceivable that only one edge is raised on one side of the support member, or that edges are raised on two opposite sides of the support member. It is conceivable that the edges on the longitudinal sides, or the edges of the transverse sides of the holding element are raised.
- the stiffening element can be made particularly simple. It is also proposed that the limiting element forms a step on a stop side. As a result, the limiting element can form a particularly advantageous contact region, against which at least part of the fitting element can abut.
- the aircraft seat attachment device according to the invention should not be limited to the application and embodiment described above.
- the aircraft seat attachment device according to the invention can have a number deviating from a number of individual elements, components and units mentioned herein.
- FIG. 1 is a schematic view of an aircraft seat mounting device in a first embodiment with a base frame of an aircraft seat assembly, with corresponding fitting elements for attachment to mounting rails,
- Fig. 2 is a schematic representation of a limiting element and a
- Fig. 3 is a schematic representation of one in the mounting rail
- Fig. 4 is a schematic representation of one in the mounting rail
- Fig. 5 is a schematic representation of one in the mounting rail
- FIG. 6 is a schematic sectional view of a mounted in the mounting rail fitting element with the limiting element and the holding element in an overload case
- Fig. 7 is a schematic representation of a
- Aircraft seat attachment device in a second embodiment with a fitting element, a
- Figures 1 to 6 show a first embodiment of a
- Aircraft seat fastening device is part of an aircraft seat.
- the aircraft seat attachment device is in particular part of an aircraft seat arrangement 10a.
- the aircraft seat assembly 10a includes a
- the aircraft seat assembly 10a further includes an aircraft seat assembly, not shown.
- the aircraft seat structure preferably comprises in particular a seat structure and a kinematics for adjusting the aircraft seat.
- the aircraft seat structure in particular a console, which forms at least one storage area for the aircraft seat, and preferably a housing (shell) for the aircraft seat, which at least partially delimits the aircraft seat region of the aircraft seat, and at least one
- Footrest area (Ottoman) arranged for a mounted state behind the aircraft seat, another aircraft seat having.
- the aircraft seat assembly 10a to another, the skilled person as meaningful
- the aircraft seat is designed as a single seat or as part of an aircraft seat row with a plurality of aircraft seats.
- Aircraft seat is intended to be raised in an aircraft cabin.
- the aircraft seat in particular the aircraft seat arrangement, is intended to be fastened to an aircraft structure.
- the aircraft seat especially the
- Aircraft seat assembly 10a is intended to be mounted on a cabin floor
- the aircraft cabin includes
- Mounting rails 18a, 20a which are provided for connection of the aircraft seat.
- the fastening rails 18a, 20a are provided so that they have a Aircraft seat assembly 10a or otherwise designed aircraft seats on a
- Cabin floor of an aircraft can be securely attached.
- Mounting rails 18a, 20a are spaced from each other and extend substantially parallel to each other.
- the fastening rails 18a, 20a are
- the fastening rails 18a, 20a are rigidly connected to the cabin floor.
- the fastening rails 18a, 20a are in particular at least partially embedded in the cabin floor.
- the mounting rails 18a, 20a are, in particular for most types of aircraft as standard parts of
- the fastening rails 18a, 20a are identical to one another, for which reason only one fastening rail 18a will be described in more detail below.
- the mounting rail 18a has on its upper side a guide opening 22a.
- the guide opening 22a is parallel to the
- the fastening rail 18a has mounting areas 24a in at least substantially equal distances, in which the guide opening 22a has a wider cross-section. In the mounting areas 24a, the guide opening 22a is formed substantially circular.
- the base frame 12a is formed by two cross members 14a, 14'a and three side rails 16a, 16'a, 16 "a, which are rigidly connected together in an assembled state. In principle, it is also conceivable that the base frame 12a is formed from a different number of transverse and / or longitudinal members.
- the cross member 14a is formed as a front cross member of the base frame 12a.
- the second cross member 14'a is formed as a rear cross member.
- the side members 16a, 16'a, 16 "a connect the two cross members 14a, 14'a in an assembled state.
- the base frame 12a is intended to be fixedly coupled to the mounting rails 18a, 20a.
- the base frame 12a is above two first fitting elements 26a, 26'a and two second ones
- Fitting elements 28a, 28'a fixed position fixed to the aircraft structure.
- the first two fitting elements 26a, 26'a are intended to rigidly couple a rear end of the base frame 12a, namely the side member 16a, with the fastening rails 18a, 20a.
- the two first fitting elements 26a, 26'a are designed as rigid fastening means which, in a fully mounted state in the axial direction and in the vertical direction of the fastening rail 18a, 20a, are fixed to the respective fastening rail 18a, 20a io
- first fitting elements 26a, 26'a are coupled.
- first fitting elements 26a, 26'a are fixedly arranged in the respective fastening rail 18a, 20a.
- Fitting elements 26a, 26'a in a fully assembled state, have no degree of freedom relative to the respective fastening rail 18a, 20a.
- the first fitting elements 26a, 26'a are formed according to known from the prior art rear fitting elements and will therefore not be described in detail here.
- the second fitting elements 28a, 28'a are designed as vertical fastening elements.
- the second fitting elements 28a, 28'a are provided in a fully assembled normal state for rigidly coupling the base frame 12a in the vertical direction with the respective fastening rail 18a, 20a.
- the two fitting elements 28a, 28'a are provided in a fully assembled normal state to be fixed in the vertical direction in the respective one
- the two first fitting elements 28a, 28'a are displaceably arranged in a fully assembled normal state in the axial direction of the respective fastening rail 18a, 20a.
- the two first fitting elements 28a, 28'a are not fixed in a fully assembled normal state in the axial direction of the respective fastening rail 18a, 20a.
- the two first fitting elements 28a, 28'a have, in a fully assembled normal state, one degree of freedom in the axial direction of the respective fastening rail 18a, 20a.
- the two first fitting elements 28a, 28'a are essentially identical, for which reason only one fitting element 28a is to be described in more detail below. The description of the fitting element 28a can be used to explain the fitting element 28'a.
- the fitting element 28a has a main body 30a which is fixedly connected to the base frame 12a.
- the fitting element 28a has a locking element 32a, which can be adjusted between at least one unlocking and one locking position.
- the fitting element 28a has a not shown and described adjusting mechanism over which the
- Locking element 32a can be moved in a vertical direction relative to the base body 30a.
- the locking element 32a has at a lower end, which is arranged in a fully assembled state in the mounting rail 18a, a plate head 34a. In the locking position of the locking element 32a of the plate head 34a is on a bottom 36a of the mounting rail 18a.
- the fitting element 28a has a transmission element 38a.
- the transmission element 38a is designed as an elastic transmission element 38a.
- the elastic transmission element 38a is formed as a ring member made of an elastic plastic.
- Transmission element 38a surrounds the locking element 32a at least in a partial area.
- the transmission element 38a is between a bottom of the
- the transmission element 38a is provided in a mounted normal operating state to transmit operating forces acting on the base frame 12a from the main body 30a into the mounting rail 18a.
- Transmission element 38a can be achieved in a mounted normal operating state, in particular a damping. In principle, it is also conceivable that the
- Transmission element 38a made of another material, such as a
- Aluminum or is integrally formed with the locking element 32 a.
- the aircraft seat fastening device comprises a respective limiting element 42a, 42'a for the first fitting element 28a, 28'a.
- the two limiting elements 42a, 42'a for the two fitting elements 28a, 28'a are each designed essentially identically, which is why in the following only those associated with the fitting element 28a
- Limiting element 42a can be used to explain the other limiting element 42'a.
- the restriction member 42a is formed separately from the fitting member 28a.
- the limiting element 42a is formed as a separate component.
- the restriction member 42a is formed by a molded solid body. In principle, it is also conceivable that the limiting element 42a is at least partially formed by a hollow body.
- the limiting element 42a is provided for securing the mounted fitting element 28a in the fastening rail 18a.
- Limiting element 42a is provided, in particular in an overload case, to secure the fitting element 28a such that it can not spring out of the fastening rail 18a.
- the limiting element 42a is provided to allow a movement of the fitting element 28a in a mounting rail axis of at least 4 mm in an overload case.
- the limiting element 42a is provided in an overload case to limit a movement of the fitting element 28a to 10 mm.
- the limiting element 42a is arranged in a mounted normal operating state in the mounting rail 18a, that a minimum distance between the
- Limiting element 42a and the fitting element 28a is 4 - 10 mm.
- the restriction member 42a is mounted in the Normal operating condition spaced 10 mm from the fitting element 28a.
- Fitting element 28a can perform a movement of 10 mm in the direction of the limiting element 42a in an overload case.
- the limiting element 42a is intended to be held axially by a positive connection in the mounting rail 18a.
- the limiting element 42a is in the mounted normal operating state in only one axial direction positively coupled to the mounting rail 18a. In the opposite axial direction, the limiting element 42a is at least not directly positive fit with the
- Attachment rail 18a coupled.
- the limiting element 42a can be introduced particularly easily into the fastening rail 18a during assembly.
- For positive coupling with the mounting rail 18a has the
- Limiting element 42a on a positive connection region 44a In the form-fitting region 44a, the limiting element 42a is wider than the guide opening 22a of the fastening rail 18a.
- the positive connection region 44a forms a first axial end of the limiting element 42a.
- the positive connection region 44a forms on its front side a contact surface 46a.
- the contact surface 46a is convex.
- the limiting element 42a is in an assembled state with the contact surface 46a of the form-fitting region 44a on the inside of a mounting region 24a. As a result, the limiting element 42a is connected in an axial direction in a form-locking manner with the fastening rail 18a. In this case, the limiting element 42a is secured in one direction only, in particular only in one axial direction, by means of a positive connection in the fastening rail 18a.
- the limiting element 42a has a stop side 48a.
- the abutment side 48a forms a side of the form-fitting region 44a opposite the
- the abutment side 48a faces the fitting element 28a in an assembled state.
- the stop side 48a is provided to come into contact with the fitting element 28a in an overload case, at least in a partial area.
- the limiting element 42a forms a step 50a on a stop side 48a.
- the step 50a is disposed at a lower end of the restriction member 42a.
- the step 50a extends away from the positive connection region 44a of the limiting element 42a.
- the step 50a extends in an assembled state from the positive connection region 44a in the direction of the fitting element 28a.
- the stage 50a forms at its front axial end of a stop region 52a.
- Stop area 52a is provided so that it abuts the fitting element 28a, in particular the plate head 34a of the locking element 32a of the fitting element 28a in an overload case.
- the step 50a has a height which is smaller than the height of a longitudinal channel 54a of the mounting rail 18a. The step 50a does not project beyond a top 40a of the mounting rail 18a. In this way, it can be achieved in particular that, in an overload situation, the fitting element 28a abuts against the plate head 34a of its locking element 32a on the limiting element 42a and not with the elastic transmission element 38a.
- the limiting element 42a is formed from a solid material. It is conceivable, for example, for the limiting element 42a to be formed from an aluminum, another metal, preferably light metal, or a plastic, such as a fiber-reinforced plastic.
- the limiting element 42a has an elevation 70a on its upper side 68a.
- the elevation 70a rises about 5 mm from the top 68a.
- the elevation 70a has a substantially rectangular shape.
- the elevation 70a has in particular two mutually parallel side edges, which are formed parallel to a longitudinal extent of the limiting element 42a.
- the elevation 70a is designed in particular as a guide element.
- the boss 70a is intended to be received in a correspondingly equivalent groove or recess of another member to provide guidance between the further member and the limiting member 42a.
- the limiting element 42a has a fastening receptacle 56a.
- Attachment receptacle 56a is arranged on the upper side 68a of the limiting element 42a.
- the fastening receptacle 56a is introduced in particular into the elevation 70a of the limiting element 42a.
- the fastening receptacle 56a is designed as a recess introduced into the upper side 40a, in particular into the elevation 70a of the limiting element 42a.
- the fastening receptacle 56a is preferably formed as a threaded bore.
- the fastening receptacle 56a is designed to receive, preferably to a captive connection of a fastening means.
- the attachment receptacle 56 a is preferably provided for a
- the aircraft seat fastening device comprises one fitting element 58a, 58'a for each fitting element 28a, 28'a.
- the holding elements 58a, 58'a each couple a fitting element 28a, 28'a to the corresponding limiting element 42a, 42'a.
- Holding elements 58a, 58'a for the two fitting elements 28a, 28'a are each in the
- the holding element 58a couples the fitting element 28a to the limiting element 42a. Via the retaining element 58a, the fitting element 28a and the limiting element 42a are connected to one another in an assembled state.
- the holding element 58a is provided to position the fitting element 28a in a normal operating state at a normal distance to the limiting element 42a.
- the normal distance 60a in the normal operation state is the distance between the plate head 34a of the locking member 32a of FIG.
- the normal distance 60a is 7 mm. Basically it is also conceivable that the
- Normal distance 60a is between 4 mm and 10 mm.
- the holding element 58a is provided to hold the limiting element 42a in the correct operating position in the mounting rail 18a in the normal operating state.
- the limiting element 42a is not connected directly to the securing rail 18a in a captive manner.
- the holding element 58a is firmly connected in a mounted state with the fitting element 28a, in particular with the main body 30a of the fitting element 28a.
- Retaining element 58a is connected by a screw connection fixed to the main body 30a.
- the holding element 58a is connected to the fitting element 28a in a form-fitting, force-fitting and / or material-locking manner in another manner that appears appropriate to a person skilled in the art.
- the holding member 58a is formed as a plate member.
- the holding member 58a is formed as a bent sheet metal part.
- the holding element 58a is preferably formed in particular from a shaped spring plate. Due to the design of a spring plate, the holding element 58 can advantageously be designed to be flexible and in particular advantageously provide restoring forces.
- the holding element 58a has a receiving hole 62a in a first connection region in which it is coupled to the fitting element 28a.
- the locking element 32a of the fitting element 28a extends through the Receiving hole 62a and connects the fitting member 28a so form-fitting manner with the holding member 58a.
- the holding element 58a has a second connecting region 64a in which the holding element 58a can be coupled to the limiting element 42a. In the second connection region 64a, the holding element 58a forms an elongated one
- the connecting groove 72a is formed as an elongated through-groove.
- the connection groove 72a is equivalent to the protrusion 70a of FIG.
- Holding element 58a substantially corresponds to a width of the elevation 70a of the limiting element 42a.
- the protrusion 70a of the restricting member 42a is in the connecting groove 72a of the holding member 58a
- the aircraft seat fastening device has a fastening means 66a.
- Fastener 66a is formed as a screw.
- the fastener 66a designed as a screw secures into the fastening receptacle 56a
- the washer 74 a has in particular a diameter which is greater than a width of the
- the holding element 58a comprises a first deformation element 76a, which is to
- the deformation element 76a is formed integrally with the holding element 58a.
- the deformation element 76a is of two elevations 78a, 80a
- the protrusions 78a, 80a narrow the connecting groove 72a in the region of the deformation element 76a so that it is narrower than the protrusion 70a of the limiting element 42a, which is arranged in the connecting groove 72a.
- the elevation 70a abuts with an axial end on the elevations 78a, 80a of the deformation element 76a.
- the deformation element 76a is arranged in a region of the connecting groove 72a facing the fitting element 28a in the assembled state.
- the deformation element 76a is at a distance which corresponds approximately to the normal distance 60a, around which the Fitting element 28a can be moved in an overload on the limiting element 42a, to the fitting element 28a in the assembled state facing the axial end of the connecting groove 72a, arranged.
- an overload case (crash test) can be introduced via the base frame 12a forces in the axial direction of the mounting rail 18a in the fitting element 28a. Due to the force acting in the axial direction, in particular in the direction of the limiting element 42a, the retaining element 58a is pressed with its deformation element 76a against the elevation 70a of the limiting element 42a. From a defined force, the elevations 78a, 80a of the
- Deformation element 76a from. By a deformation of the deformation element 76a, the holding element 58a and thus connected to the holding element 58a
- the fitting element 28a is moved by the axially acting force in the direction of the limiting element 42a until it abuts with its plate head 34a against the abutment region 52a.
- the fitting element 28a is moved by the normal distance 60a relative to the limiting element 42a.
- the holding element 58a has a first stiffening element 82a and a second one
- Stiffening element 84a on.
- the holding element 58a has only one stiffening element 82a, 84a or more stiffening elements.
- the stiffening elements 82a, 84a are provided for stiffening the retaining element 58a.
- the stiffening elements 82a, 84a are formed integrally with the holding element 58a.
- the stiffening elements 82a, 84a are formed as raised edges.
- the stiffening elements 82a, 84a are arranged at the longitudinal ends of the holding element 58a.
- the stiffening elements 82a, 84a are provided in particular for increasing a flexural rigidity of the retaining element 58a in a transverse direction.
- the first stiffening element 82a is arranged on the end of the holding element 58a facing the fitting element 28a.
- the stiffening element 82a extends upwardly on a side of the base body 30a of the fitting element 28a facing away from the limiting element 42a.
- the stiffening element 82a is of a
- the second stiffening element 84a is arranged on the end of the retaining element 58a facing the limiting element 42a.
- the second stiffener 84a is at an opposite end portion of the second longitudinal edge of the
- the second stiffener 84a has a greater vertical extent than the first stiffener 82a.
- Stiffening element 84a forms a stop of the retaining element 58a.
- the second stiffening element 84a extends in an assembled state to a
- the letter a is the reference numerals of the embodiment in Fig. 1 to 6 adjusted. In the embodiment of FIG. 7, the letter a is replaced by the letter b.
- FIG. 6 shows a second exemplary embodiment of an aircraft seat fastening device.
- the aircraft seat attachment device is part of an aircraft seat.
- An aircraft seat attachment device is in particular part of an aircraft seat arrangement.
- the aircraft seat assembly includes a base frame.
- the aircraft seat, in particular the aircraft seat arrangement, is intended to be mounted on a cabin floor
- the aircraft cabin includes
- Mounting rails which are provided for connection of the aircraft seat.
- the base frame is fixed in a fixed position on the aircraft structure via two first fitting elements and two second fitting elements 28b.
- the first and second fitting elements 28b are substantially identical to those of the first embodiment educated.
- the fitting element 28b has a base body 30b which is fixedly connected to the base frame 12b.
- the fitting element 28b has a locking element 32b, which can be adjusted between at least one unlocking and one locking position.
- the aircraft seat fastening device comprises a limiting element 42b for each first fitting element 28b.
- the limiting element 42b is provided for securing the assembled fitting element 28b in the fastening rail 18b.
- Limiting element 42b is provided in particular in an overload case to secure the fitting element so that it can not jump out of the mounting rail 18b.
- the aircraft seat fastening device comprises a respective retaining element 58b for each fitting element 28b.
- the holding elements 58b each couple a fitting element 28b to the corresponding limiting element 42b.
- About the retaining element 58b are the
- the holding element 58b is formed the same as the corresponding holding element of the first embodiment.
- the holding element 58b has a first stiffening element 82b and a second stiffening element 84b.
- the stiffening elements 82b, 84b are designed differently than in the first
- the stiffening elements 82b, 84b are provided for stiffening the retaining element 58b.
- the stiffening elements 82b, 84b are formed integrally with the holding element 58b.
- the stiffening elements 82b, 84b are formed as raised edges.
- the stiffening elements 82b, 84b are arranged at the transverse ends of the retaining element 58b.
- the stiffening elements 82b, 84b are provided in particular for increasing a flexural rigidity of the retaining element 58b in a longitudinal direction.
- the stiffening elements 82b, 84b are on
- Stiffening elements 82b, 84b are formed substantially the same.
- Stiffening elements 82b, 84b extend upward in the direction of
- Stiffening elements 82b, 84b include, in an assembled state, the main body 30b of the fitting element 28b.
- the stiffening elements 82b, 84b are as
- the stiffening elements 82b, 84b are in an assembled state on opposite sides of the main body 30b of the Fitting element 28b. As a result, a mounting position of the retaining element 58b is defined.
- a function of the aircraft seat attachment device corresponds to that of the first embodiment, in particular a behavior of the fitting element 28b,
- Limiting element 42b and the holding member 58b to each other.
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 |
|---|---|---|---|
| DE102018110892.3A DE102018110892A1 (de) | 2018-05-07 | 2018-05-07 | Flugzeugsitzbefestigungsvorrichtung |
| PCT/EP2019/061702 WO2019215167A1 (de) | 2018-05-07 | 2019-05-07 | Flugzeugsitzbefestigungsvorrichtung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3790764A1 true EP3790764A1 (de) | 2021-03-17 |
Family
ID=66530020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP19723748.0A Withdrawn EP3790764A1 (de) | 2018-05-07 | 2019-05-07 | Flugzeugsitzbefestigungsvorrichtung |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3790764A1 (de) |
| DE (1) | DE102018110892A1 (de) |
| WO (1) | WO2019215167A1 (de) |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3480240A (en) * | 1968-03-15 | 1969-11-25 | Hardman Aerospace | Aircraft seat assembly with lateral positioning facility |
| US4771969A (en) * | 1987-07-27 | 1988-09-20 | Sabre Industries, Inc. | Leg set track fitting |
| DE4115815C1 (en) * | 1991-04-27 | 1992-06-17 | Walter Dipl.-Ing. Michler (Fh), 8088 Eching, De | Quick-action component fastener with bolt(s) - which is fitted to body slidable longitudinally w.r.t. fastener |
| US5609452A (en) * | 1993-12-09 | 1997-03-11 | Satron, Inc. | Cargo track fitting |
| DE4345006A1 (de) * | 1993-12-30 | 1995-07-06 | Valentin Gmbh & Co Geraetebau | Vorrichtung zur Befestigung von dynamisch belasteten Bauteilen, insbesondere an einer Schiene oder dergleichen |
| US7021596B2 (en) * | 2004-02-11 | 2006-04-04 | Goodrich Corporation | Aircraft seat floor track quick release fitting |
| US7232096B1 (en) * | 2004-10-26 | 2007-06-19 | Ahad Sam J | Positive lock seat device |
| DE602007004320D1 (de) * | 2007-07-27 | 2010-03-04 | Bishop Gmbh Aeronautical Engin | Flugzeugsitzschiene |
| US8528860B2 (en) * | 2008-10-22 | 2013-09-10 | Be Aerospace, Inc. | Tool-less track fastener |
| FR2957330B1 (fr) * | 2010-03-12 | 2012-04-20 | Attax | Systeme d'accrochage d'un siege d'aeronef |
| DE202011108804U1 (de) * | 2011-12-08 | 2012-01-27 | Walter Michler | Befestigungsvorrichtung |
| DE102013108540A1 (de) * | 2013-08-07 | 2015-02-12 | Allsafe Jungfalk Gmbh & Co. Kg | Fitting zum Festlegen eines Gegenstandes an einer Schiene |
| WO2017129692A1 (fr) * | 2016-01-26 | 2017-08-03 | Zodiac Seats France | Butée d'arrêt pour siège d'avion |
| DE102017119581B4 (de) * | 2017-07-24 | 2024-06-27 | Gulfstream Aerospace Corporation | Sitzschienenanordnung zur Abschirmung von am Boden montierten Komponenten gegenüber Vibrationen |
-
2018
- 2018-05-07 DE DE102018110892.3A patent/DE102018110892A1/de not_active Withdrawn
-
2019
- 2019-05-07 EP EP19723748.0A patent/EP3790764A1/de not_active Withdrawn
- 2019-05-07 WO PCT/EP2019/061702 patent/WO2019215167A1/de not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019215167A1 (de) | 2019-11-14 |
| DE102018110892A1 (de) | 2019-11-07 |
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