|1.||WO||WO/2014/056490 - HYDRAULIC CAMSHAFT ADJUSTER COMPRISING A SPRING COVER, AND A SPRING COVER HAVING AN INTEGRATED SPRING RECEIVING PORTION AND VARIABLE SPRING PRE-TENSIONING FORCE||17.04.2014||
|PCT/DE2013/200074||SCHAEFFLER TECHNOLOGIES AG & CO. KG||BOESE, Olaf|
The invention relates to a hydraulic camshaft adjuster (1) that has a rotor (2) and a stator (3), as well as a spring cover (8) which is secured against rotating relative to said stator (3) and on which a spring (16) that interacts with the rotor (2) is supported such that forces are transmitted, the position of said spring cover (8) being determined, by means of a force fit acting in its peripheral direction, such that it cannot rotate relative to the stator (3).
|2.||WO||WO/2014/056488 - PLUG CONNECTION COMPRISING SEALING ELEMENTS||17.04.2014||
|PCT/DE2013/200069||SCHAEFFLER TECHNOLOGIES AG & CO. KG||KONIAS, Stefan|
The invention relates to an electrical plug connection that comprises a plug (1) provided with contact pins (2), a mating plug (3) comprising sleeve contacts, and a device for reciprocally bracing the plug (1) to the mating plug (3) once said plugs (1 and 3) have been joined together, and in particular for making contact between an electromagnet of a control valve of a camshaft adjustment system of a reciprocating-piston internal combustion engine, and a control line. Sealing elements (5) are provided that are arranged on the contact pins (2) or sleeve contacts, and said sealing elements (5) can be compressed between the plug (1) and the mating plug (3) when bracing said plugs (1 and 3).
|3.||WO||WO/2014/056489 - CAMSHAFT ADJUSTER WITH A ROLLED CONNECTION||17.04.2014||
|PCT/DE2013/200070||SCHAEFFLER TECHNOLOGIES AG & CO. KG||BAYRAKDAR, Ali|
The invention relates to a hydraulic camshaft adjuster (1) comprising a stator (2) and a rotor (3) arranged such that it can rotate relative thereto, said stator (2) being connected to at least one separate cover (7) that seals a cavity (11) located between the rotor (3) and the stator (2). In the region of the cover (7), the material of the stator (2) at least partially encompassing said cover (7) is formed without machining.
|4.||WO||WO/2014/056485 - COMPRESSED GAS GENERATOR||17.04.2014||
|PCT/DE2013/100303||GRASSL, Anton||GRASSL, Anton|
A compressed gas generator comprises a combustion chamber (16) which is connected to at least one storage container for an energy-rich oxygen compound as an oxidizing agent and/or for a combustible compound as a fuel via a mixing chamber (17) to generate compressed gas.
|5.||WO||WO/2014/056491 - CAGE FOR A ROLLING BEARING AND METHOD FOR THE PRODUCTION THEREOF||17.04.2014||
|PCT/DE2013/200081||SCHAEFFLER TECHNOLOGIES AG & CO. KG||LAUGISCH, Gabriele|
The invention relates to a method for producing a cage for a rolling bearing, wherein the cage has a body made of a cured fibre-reinforced resin matrix and wherein pockets for receiving rolling elements are formed in the body, the method comprising the step: winding the resin-wetted fibres (2) around a winding mandrel (1). The problem of specifying a method for producing a cage made of a cured fibre-reinforced resin matrix, wherein the cage is better suited for high rotational speeds, is solved according to the method of the invention in that placeholders (4, 4') are arranged on the winding mandrel (1) at the positions of the pockets, and the fibres (2) are run past the placeholders (4, 4').
|6.||WO||WO/2014/056472 - DIELECTRIC ROLL ACTUATOR||17.04.2014||
|PCT/DE2013/000555||HOCHSCHULE OSTWESTFALEN-LIPPE||GRAF, Christian|
The invention relates to a cylindrical, dielectric roll actuator (10) having an axial displacement. In an unloaded state a core (9) of round cross-section that is deformable under load is provided, to which under axial prestress a winding made of a stretched film composite (8) is spirally applied. The film composite comprises a polymer film (1) made of an electroactive polymer having at least two electrodes (2, 3) electrically separated by the polymer film (1), and a further electrically insulating polymer film (7). For the purpose of applying the film composite, an axial central opening (24) in the core (21) can be penetrated by a rod (22) on which the core (21) is axially prestressed, and then the film composite (18) is wound onto the axially prestressed core (21).
|7.||WO||WO/2014/056487 - SCALABLE, HIGHLY DYNAMIC ELECTROMAGNETIC LINEAR DRIVE WITH LIMITED TRAVEL AND LOW TRANSVERSE FORCES||17.04.2014||
||PCT/DE2013/100352||RHEFOR GBR||MECKLENBURG, Arno|
A scalable, highly dynamic electromagnetic linear drive with limited travel is described below. The linear actuator is distinguished by low transverse forces. According to an example of the invention, the linear actuator comprises the following: - a stator comprising two soft-magnetic limbs; - an armature made of soft-magnetic material which is flat at least in certain sections and which is arranged so as to be movable along an axis between the limbs of the stator; - at least two flat coils with a soft-magnetic core and a large coil height, which coils are attached to the stator (stator coils), wherein the coil cores are part of the soft-magnetic limbs or are connected thereto in a magnetically conductive fashion; - at least one flat coil (armature coil) with a soft-magnetic core and a large coil height which is attached to the armature, wherein the coil core can be part of the armature or can be formed therefrom, or the armature coil is located with its soft-magnetic core lying in a recess in the flat armature; - a well-defined start and end position of the travel ("end positions") - at least one switchable means which is designed to lock the armature in at least one end position counter to a restoring force, for example a self-locking magnet or a mechanical latch, - a switchable power supply composed of an energy accumulator, for example a capacitor battery, and at least one switch.
|8.||WO||WO/2014/056494 - LEVER-LIKE CAM FOLLOWER||17.04.2014||
|PCT/DE2013/200118||SCHAEFFLER TECHNOLOGIES AG & CO. KG||WITTER, Oliver|
The invention relates to a lever-like cam follower (1) for a valve drive of an internal combustion engine, comprising two lateral walls (3) which are connected by a transverse beam (2) and between which a cam contact surface (4) lies. The cam follower (1) has a bearing point (5) for supporting the cam follower in a pivotal manner relative to a cylinder head of the internal combustion engine and a seat (8) for a gas exchange valve at one end (7) on a lower face (6) of the transverse beam (2), said seat (8) being delimited at least indirectly by inner surfaces (9) of the lateral walls (3) in order to form a lateral guide for the gas exchange valve. Each lateral wall (3) near the seat (8) is related to a radius (r) in an edge region (10) from the lower longitudinal wall (11) of the lateral wall to the inner surface (9) such that a funnel-like valve shaft insertion aid (12) is formed in the cross-section of the cam follower (1).
|9.||WO||WO/2014/056495 - FRICTIONAL CLUTCH DEVICE||17.04.2014||
|PCT/DE2013/200125||SCHAEFFLER TECHNOLOGIES AG & CO. KG||TREFFEISEN, Florian|
The invention relates to a frictional clutch device, in particular for a powertrain of a motor vehicle driven by an internal combustion engine, having a rotational axis, a housing (102), at least one pressure plate (108) which can be moved relative to the housing in the direction of the rotational axis between an engaged actuation position and a disengaged actuation position for actuation purposes, a first spring (104) for biasing the at least one pressure plate, and a second spring (106) for reducing an actuation force in a wear state. A first diameter of the second spring (106) rests directly or indirectly on the housing (102), and a second diameter rests directly or indirectly on the first spring (104), the first diameter being smaller than the second diameter.
|10.||WO||WO/2014/056467 - PROTECTIVE GRID FOR FAN COMPRISING TWISTED RODS HAVING A POLYGONAL CROSS-SECTION FOR REDUCING KARMAN VORTEX SEPARATION NOISE||17.04.2014||
|PCT/DE2013/000438||STADTMÜLLER, Uwe||STADTMÜLLER, Uwe|
The invention relates to a protective device (1), in particular for a ventilation system, comprising at least one protective element (3) that has an elongated, twisted profile (9) having a polygonal cross-section or is a round tube, wherein the geometric configuration of the protective element considerably reduces the installed mass, such that a weight reduction is achieved owing to saving of material.