Patents Assigned to Autoliv Development AS
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Patent number: 8820781Abstract: An attachment structure for driver seat airbag devices that enables smoother operation of a horn switch. The attachment structure includes: an armature connected to a steering mechanism of the vehicle; and a housing that accommodates the airbag module and that is positioned with respect to the armature. The housing includes positioning pins for implementing relative positioning in XY directions with respect to the armature at a plurality of locations and first openings for implementing positioning in a Z direction at a plurality of locations. The armature is provided with a plurality of second openings through which the positioning pins of the housing are inserted and with a plurality of protrusions that are inserted through the first openings of the housing. The position of Z-direction lower edge sections of the first openings of the housing lies within a range of the depth of the second openings of the armature.Type: GrantFiled: July 28, 2011Date of Patent: September 2, 2014Assignee: Autoliv Development ABInventors: Shinsuke Sato, Masaru Narita, Yasutaka Hiraoka
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Patent number: 8814202Abstract: A curtain airbag mitigating possible occupant ejection from a vehicle. The curtain airbag includes a serial main chamber that is capable of being inflated and deployed along a vehicle cabin side face; a delay chamber that is positioned at a front end section of the serial main chamber and that is inflated and deployed so as to overlap an A1 impact point below an A-pillar of the vehicle; and an ace tab that fixes the upper edge of the delay chamber to the A-pillar. The ace tab is provided at a position overlapping a straight line LS that is provided on the shortest way from the A1 impact point to the A-pillar, as viewed from inside the vehicle cabin.Type: GrantFiled: August 1, 2011Date of Patent: August 26, 2014Assignee: Autoliv Development ABInventors: Tetsuya Matsushita, Atsushi Nakashima
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Patent number: 8813323Abstract: A quick release fastener for an end fitting of a safety belt having spaced apart first and second frame, a lockable insert tongue insertable between the frame plates, and a locking element moveable between a locking position in which the insert tongue is locked between the frame plates, and a release position. A locking element has at least two anchor surfaces facing one another, which at least form the stop at one outer face of the frame plates or of the insert tongue. In this way, a shockproof quick release fastener is provided which can be released without a special tool.Type: GrantFiled: July 21, 2011Date of Patent: August 26, 2014Assignee: Autoliv Development ABInventors: Jonas Sterner, Peter Lundgren
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Publication number: 20140232093Abstract: An airbag system (3) having a two-chamber airbag (4), wherein the main chamber has an impact surface (7) which the vehicle occupant can contact and a support surface (8) with the main chamber (5) supported on an interior fitting (2) of the vehicle. A secondary chamber (11) forms a support cushion for the main chamber (5), the main chamber (5) having a greater volume than the secondary chamber (11). The secondary chamber (11) is located between the support surface (8) and the interior fitting (2). The airbag (4) has an overflow protective element (24) between the main and secondary chambers (11). A first gas generator (16) inflates the main chamber (5) and a second gas generator (17) inflates the secondary chamber (11), wherein both generators (16, 17) or only the first generator (16) can be controlled for inflating the main chamber (5) as desired.Type: ApplicationFiled: February 12, 2014Publication date: August 21, 2014Applicant: Autoliv Development ABInventors: Thierry Jacqmarcq, Remi Baillivet
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Patent number: 8807595Abstract: A curtain airbag for mitigating vehicle occupant ejection. The curtain airbag is stored in the upper portion of a side face section in the interior of a vehicle and is inflated and deployed along the side face section. The curtain airbag includes a front chamber partitioned at the frontmost side of an inflation region. The front chamber is inflated and deployed overlapping a divider-bar that separates a side window from a front pillar window.Type: GrantFiled: August 25, 2011Date of Patent: August 19, 2014Assignee: Autoliv Development ABInventors: Yuuki Nakamura, Yutaka Nakajima
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Patent number: 8806773Abstract: Disclosed is a method for folding an airbag (1) for placement in an airbag module for a motor vehicle. The method involves folding the airbag (1), exposing the airbag (1) to moisture, compressing the airbag (1), and simultaneously extracting the moisture. Moisture in liquid or vapor form can be introduced before or after folding the airbag. Further disclosed is a device for folding the airbag.Type: GrantFiled: July 14, 2010Date of Patent: August 19, 2014Assignee: Autoliv Development ABInventors: Raimund Nebel, Oliver Adolph, Jürgen Mackensen
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Publication number: 20140217804Abstract: A seatbelt device for a vehicle. The seatbelt device includes a seatbelt connected at a first end to retractor and connected at a second end to a belt position changing member, which is movable between forward and rearward positions relative to the vehicle. The second end of the seatbelt is connected to the belt position changing member such that the position of the second end of the seatbelt changes relative to the belt position changing member, as the belt position changing member is moved from the rearward position to the forward position, thereby preventing the webbing of the seatbelt from twisting and inverting of the tongue plate upon activation of the belt position changing member, the latter which makes the tongue the plate difficult for an occupant to reach.Type: ApplicationFiled: January 30, 2014Publication date: August 7, 2014Applicant: AUTOLIV DEVELOPMENT ABInventors: Eiji Maemura, Tatsuya Harada
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Patent number: 8794666Abstract: A pyrotechnic gas generator intended for motor-vehicle safety includes a combustion chamber of cylindrical or approximately cylindrical shape. An initiator is located within the combustion chamber and is associated with at least one solid pyrotechnic charge. A diffusion chamber communicates with the combustion chamber and receives gases generated by the pyrotechnic charge and transfers the gases to atmosphere via at least one evacuation opening. The diffusion chamber extends parallel to the longitudinal axis of the combustion chamber, in the extension of one of its end faces. The diffusion chamber is also of generally cylindrical or approximately cylindrical shape, but with a cross section that is less than that of the combustion chamber. The diffusion chamber is devoid of structure for filtering the gases that pass therethrough.Type: GrantFiled: June 5, 2009Date of Patent: August 5, 2014Assignee: Autoliv Development ABInventors: Yvonnig Patton, François Peremarty
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Patent number: 8783713Abstract: An airbag device with an airbag module (1) for attachment to a structural part of a motor vehicle with a housing (2), an airbag (3) arranged therein, a gas generator (4), as well as a support (5) via which the airbag module (1) can be attached to a motor vehicle component, wherein a fastener (41) is positioned on a gas generator (4) via which the gas generator (4) can be attached to the housing (2) and/or the support (5). On the support (5) and/or on the housing (2) at least one spacer (21, 51) is provided between the housing (2) and the support (5), between the housing (2) and the gas generator (4), and/or between the support (5) and the gas generator (3), in the form of cavities in which a discharge channel (22, 52) is constructed in the plane of the intermediate area formed by the spacers (21, 51).Type: GrantFiled: November 29, 2011Date of Patent: July 22, 2014Assignee: Autoliv Development ABInventors: Nathan Muscat, Gweltaz Jacq
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Patent number: 8777147Abstract: A seat belt device includes a spindle 11 for retracting a seat belt 13, an electric actuator 55, a pre-tensioner 14 and a power transmission mechanism 20, wherein the power transmission mechanism 20 can reversibly switch the connection and disconnection between the electric actuator 55 and the spindle 11 before the pre-tensioner 14 is activated, while when the pre-tensioner 14 is activated, the power transmission mechanism 20 non-reversibly interrupts the connection between the electric actuator 55 and the spindle 11.Type: GrantFiled: May 18, 2006Date of Patent: July 15, 2014Assignee: Autoliv Development ABInventors: Eiji Maemura, Yukinori Midorikawa, Masuo Matsuki
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Patent number: 8777269Abstract: A self-locking belt retractor with a belt shaft which is mounted rotatably in a frame having a belt-sensitive a blocking device. A disc cam (1) mounted rotatably on the belt shaft, is pretensioned by a spring in the extension direction of the seat belt and on which an inertial mass (5) is mounted pivotably about a pivot axis (S). A projection (11) limits relative movement between the inertial mass (5) and the disc cam (1) is provided on the inertial mass (5) and/or on the disc cam (1).Type: GrantFiled: September 10, 2011Date of Patent: July 15, 2014Assignee: Autoliv Development ABInventors: Uwe Bosse, Volkmar Heine, Klaus Werner Butenop
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Patent number: 8777260Abstract: An airbag unit with an airbag (10) encloses a gas compartment, an inflator, and a housing (20) containing the folded airbag. A holding device (40) having a first and a second section (42, 44) is provided, the first section (42) is connected to the housing (20), and the second section (44) can be detached from, the first section (42) upon an electrical signal. The holding device detachably fastens a tensioning element, whose first end is connected to the airbag, and its second end is connected to the housing (20) via the holding device (40) when the first and second sections (42 or 44) are connected. The holding device second section (44) is arranged inside the gas compartment, and a hole (13) is provided in the airbag (10), through which an ignition cable plug socket, an ignition lead (50) or the holding device first section (42) protrudes.Type: GrantFiled: March 28, 2012Date of Patent: July 15, 2014Assignee: Autoliv Development ABInventors: Armin Kränzle, Stephan Schellbronn
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Patent number: 8770622Abstract: An airbag for a vehicle comprising an inflatable portion and lugs arranged at the periphery of the inflatable portion. The airbag is made of a one-piece-woven technology having a structure made of warp threads and weft threads. The airbag further comprises a marking for enabling a detection of an incorrect attachment of the airbag at the vehicle. The marking is realized by a coded weaving structure in at least one lug.Type: GrantFiled: September 2, 2011Date of Patent: July 8, 2014Assignee: Autoliv Development ABInventors: Mark Donais, Bryan Walston, Ugo Zanier, Pamela Knight
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Patent number: 8770507Abstract: A self-locking belt retractor has a vehicle-sensitive controlled blocking system in which a mass (14) moves a locking lever (17) engaged in the toothing (29) of a controlled disk. The sensor mass (14) is fitted in a holder part (10) on a support surface (23) that can be tilted in case of vehicle accelerations, the locking lever (17) on the end (19) facing away from the engaging tip (18) being connected to the sensor mass (14) in a form-fitting manner and forming a support (21). A form fit occurs in an extension (15) of the sensor mass (14) which protrudes through a hole (33) in the contact surface (23) of the holder part (10). A projection (31) projecting into a hole (33) is provided at the border of the hole (33) facing the locking lever (17) that is contacted by the locking lever (17) in case of a deflection.Type: GrantFiled: November 2, 2010Date of Patent: July 8, 2014Assignee: Autoliv Development ABInventors: Uwe Evers, Ronald Jabusch, Barbara Hantel
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Publication number: 20140175778Abstract: Disclosed is an airbag apparatus for vehicles including a vent hole in an airbag cushion for discharging inflating gas. A cover is provided on an outer surface of the airbag cushion and is adjustable between a state where the cover is spaced apart from the vent hole to open it and a state where the cover comes into close contact with the vent hole to close it. A tether is connected at its first end to the cover and secured at its second end to an interior of the airbag cushion to impart a tensile force to the cover. A tether guide is provided on an inner surface of the airbag cushion to support the tether, and a sealing means is provided between the vent hole and the tether guide to support the tether, the tether passing through the sealing means.Type: ApplicationFiled: April 4, 2013Publication date: June 26, 2014Applicants: HYUNDAI MOTOR COMPANY, AUTOLIV DEVELOPMENT AB, KIA MOTORS CORPORATIONInventors: Jun Yeol Choi, Sung Woo Lee, Dong Young Kim
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Publication number: 20140174868Abstract: A vehicle steering wheel structure which, while having a configuration in which small damper masses are arranged in a distributed manner, can secure the same highly efficient vibration reducing effect as when a large damper mass is arranged, without increasing the required installation space and the cost. The vehicle steering wheel structure includes a plurality of damper masses arranged so as to be distributed in an inner region of a rim portion of a steering wheel; a connection member that connects these damper masses; and a damper module disposed in the inner region of the rim portion.Type: ApplicationFiled: April 12, 2012Publication date: June 26, 2014Applicant: Autoliv Development ABInventors: Yousuke Kato, Hiroyasu Kumagawa, Norihisa Shiraishi
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Patent number: 8752781Abstract: A safety belt retractor for motor vehicles having a locking system controllable in a belt webbing-sensitive and/or vehicle-sensitive manner, a locking pawl (12) mounted on the belt shaft (1) which locking pawl can be moved into engagement with a housing-fixed tooth, wherein the locking system can be deactivated at least within a range of a predetermined belt extraction length, wherein a locking element (10) is provided for deactivating the locking system which locking element can be moved depending on the belt extraction length from a first position releasing the locking pawl (12) to a second position fixing the locking pawl (12).Type: GrantFiled: October 15, 2009Date of Patent: June 17, 2014Assignee: Autoliv Development ABInventors: Guillem Aranda, Volkmar Heine
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Patent number: 8752859Abstract: A fastening arrangement has an airbag module housing for receiving an airbag and a gas generator, and a firing channel (3) to which the airbag module housing can be fixed via form-fitting elements (21). The form-fitting elements (21) enter into engagement with correspondingly designed receiving devices (311), and a flange (20) with passage openings (200) for the passage of fasteners for the final fastening of the airbag module housing (2) to the firing channel (3) or an instrument panel is arranged on the airbag module housing (2).Type: GrantFiled: February 4, 2010Date of Patent: June 17, 2014Assignee: Autoliv Development ABInventors: Michael Morawietz, Marco Broussard
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Publication number: 20140159350Abstract: A restraint system for a seat is provided and may include a first portion having a first end fixed for movement with the seat and a second end movable relative to the seat. The restraint system may also include a second portion having a first end fixed for movement with the seat and a second end movable relative to the seat and selectively attached to the second end of the first portion. An inflator may be associated with the second portion and may move the second portion from a pre-deployed state to an inflated state. The inflator may be at least partially disposed within the second portion.Type: ApplicationFiled: December 10, 2012Publication date: June 12, 2014Applicant: AUTOLIV DEVELOPMENT ABInventors: David W. SCHNEIDER, Patrick PATERCSAK, Raj VALERA
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Publication number: 20140151988Abstract: A gas generator for a protective airbag includes at least one pressurized gas chamber, a first actuator arranged so as to open the pressurized gas chamber, and a diffusion chamber including at least one diffusion hole defining a communication surface. Outside the diffusion chamber, the gas generator includes an obturator having a second actuator. The obturator is arranged in a first position in which it defines a first diffusion surface. The second actuator is arranged so as to allow it to go into a second position in which it defines a second diffusion surface.Type: ApplicationFiled: December 4, 2013Publication date: June 5, 2014Applicant: AUTOLIV DEVELOPMENT ABInventors: Mats JOHANSON, Tobias ADERUM