Abstract: A battery module (5) for a motor vehicle. The battery modue (5) includes a battery unit (2), a negative pole (21), a positive pole (22), a switching unit (60), which is connected electrically in series with the battery unit (2) and has at least one controllable switching element, and a management system (30) for controlling the at least one switching element. A hold circuit (40) is provided, which is connected to the management system (30) and to the switching unit (60) in such a way that a control signal from the management system (30) can be transferred through the hold circuit (40) to the switching unit (60), and is designed such that, in an active state of the hold circuit (40), a control signal from the management system (30) to open the at least one switching element can be transferred to the switching unit (60) with a time delay.

Abstract: Present invention relates to a process for permanent waving keratin fibers, especially human hair, for achieving durable waves wherein fibers are treated with a reducing composition, a non-reducing and non-oxidizing alkaline composition and finally an oxidizing composition wherein after processing the reducing composition the fibers are rinsed off.

Abstract: An electrical plug (EP) of an electrical plug-in (EPI) connection, including the plug and mating plug (MP), an electrical connection between EPI contacts of the plug contacts (PC) and mating contacts (MC) of the MP occurring when the plug and MP are inserted into each other, including: at least one connector strip (CS) in which EPI contacts, for electrical connection to MCs of the MP, are held by a first end; a free second end (FSE) of the EPI contacts projects away from the CS; a plug-in contact receiving chamber (PCRC) having subchamber bodies (SBs), the FSE of at least one of the EPI contacts projects into each of the SBs; the PCRC being open in the direction of the FSEs of the EPI contacts, the CS and the PCRC being separate components connected to one another, and at least two SBs of the PCRC being connected to one another by an elastic element permitting relative movement of the SBs in a plane perpendicular as to the EPI contacts.

Abstract: A system that includes a first network node configured to store a first ledger, a second network node configured to store a second ledger, and a third network node. The third network node includes a transformation engine configured to obtain a plurality of enriched shares from at least one ledger using an index identifying enriched shares linked with a data entry. The number of obtained enriched shares is at least a threshold value corresponding to the number of enriched shares needed to determine the data entry. The transformation engine configured to remove enriched data from the plurality of enriched shares to generate a plurality of shares and perform polynomial interpolation using the plurality of shares to determine the result of the polynomial interpolation at zero. The result of the polynomial interpolation at zero is equal to the data entry.

Abstract: A system that includes a first network node configured to store a first ledger, a second network node configured to store a second ledger, and a third network node. The third network node includes a transformation engine configured to generate a plurality of shares derived using a data entry, which includes setting a share quantity indicating the number of shares to generate and setting a threshold value indicating the number of shares from the share quantity needed to determine the data entry. The transformation engine generates a first share for the first ledger and a second share for the second ledger using a polynomial function. The transformation engine includes enriched data with information indicating when to publish the first share and the second share. The transformation engine transmits the first enriched share to the first network node and transmit the second enriched share to the second network node.

Abstract: An electrical plug (EP) of an electrical plug-in (EPI) connection, including the plug and mating plug (MP), an electrical connection between EPI contacts of the plug contacts (PC) and mating contacts (MC) of the MP occurring when the plug and MP are inserted into each other, including: at least one connector strip (CS) in which EPI contacts, for electrical connection to MCs of the MP, are held by a first end; a free second end (FSE) of the EPI contacts projects away from the CS; a plug-in contact receiving chamber (PCRC) having subchamber bodies (SBs), the FSE of at least one of the EPI contacts projects into each of the SBs; the PCRC being open in the direction of the FSEs of the EPI contacts, the CS and the PCRC being separate components connected to one another, and at least two SBs of the PCRC being connected to one another by an elastic element permitting relative movement of the SBs in a plane perpendicular as to the EPI contacts.

Abstract: An electric motor includes a stator having a stator lamination stack and electric conductors. The stator lamination stack has a plurality of stator laminations, wherein the stator lamination stack has axial slots. The stator lamination stack has a plurality of positioning disks, and the positioning disks have leadthroughs. The electric conductors are arranged in the slots, being passed through the leadthroughs, wherein the leadthroughs have positioning regions for positioning the electric conductors. Also described is a method for operating an electric motor and a method for producing an electric motor.

Abstract: The subject of the invention is a spring sensor element 1, comprising carbon nanotubes 6 on a carrier 2, wherein the carbon nanotubes 6 are arranged in CNT blocks 10, 20, 30, 40, wherein the carbon nanotubes 6 of each CNT block 10, 20, 30, 40 preferably have the same length and the same alignment with respect to the carrier 2, wherein at least the highest one of the CNT blocks 10, 20, 30, 40 is arranged nearby at least two electric contacts 60, 61, 62. The spring sensor element 1 has at least one additional neighboring CNT block 20, 30, 40 of the height H2 in addition to the first CNT block 10 of the height H1, wherein the heights H1 and H2 differ by a factor of at least 2.

Abstract: A system that includes a first network node configured to store a first ledger, a second network node configured to store a second ledger, and a third network node. The third network node includes a transformation engine configured to generate a plurality of shares derived using a data entry, which includes setting a share quantity indicating the number of shares to generate and setting a threshold value indicating the number of shares from the share quantity needed to determine the data entry. The transformation engine generates a first share for the first ledger and a second share for the second ledger using a polynomial function. The transformation engine includes enriched data with information indicating when to publish the first share and the second share. The transformation engine transmits the first enriched share to the first network node and transmit the second enriched share to the second network node.

Abstract: The subject of the invention is a spring sensor element 1, comprising carbon nanotubes 6 on a carrier 2, wherein the carbon nanotubes 6 are arranged in CNT blocks 10, 20, 30, 40, wherein the carbon nanotubes 6 of each CNT block 10, 20, 30, 40 preferably have the same length and the same alignment with respect to the carrier 2, wherein at least the highest one of the CNT blocks 10, 20, 30, 40 is arranged nearby at least two electric contacts 60, 61, 62. The spring sensor element 1 has at least one additional neighboring CNT block 20, 30, 40 of the height H2 in addition to the first CNT block 10 of the height H1, wherein the heights H1 and H2 differ by a factor of at least 2.

Abstract: The present invention provides a hair straightening composition with improved ease of use, which leads to an enhanced smoothness of the straightened hair. The composition comprises at least one carboxylic acid of the formula (I) in combination with at least one quaternary ammonium compound having two long-chain hydrocarbon groups: R—CO—COOH Formula (I). In further aspects, the present invention concerns a process for semi-permanent straightening of the hair, utilizing said composition, the use of the composition for straightening hair, and a kit comprising the composition and a straightening iron.

Abstract: A method of manufacturing an ultrasound flow rate measurement apparatus is provided, wherein at least one pocket for an ultrasonic transducer is manufactured from the outside in a line wall of a line section in which a fluid flows in operation and an ultrasonic transducer is arranged in the pocket, wherein the ultrasonic transducer has an oscillating body that couples to a part region of the line wall and that acts as a membrane of the ultrasonic transducer capable of vibration. In this respect, a manufacturing step of the pocket has a drilling procedure and a coupling piece is manufactured with the pocket and is arranged between the membrane and the oscillating body after the insertion of the ultrasonic transducer and its cross-section is smaller than the cross-section of the oscillating body.

Abstract: The present invention provides a hair straightening composition with improved ease of use and reduced smoke development during the application of a straightening iron. The composition comprises at least one carboxylic acid of the formula (I) in combination with at least one polymeric thickening agent selected from non-ionic, anionic, cationic and amphoteric polymers having a viscosity of at least 500 mPa-s measured at a polymer concentration of 1% by weight, in water and at 20° C. with a Brookfield viscometer: R—CO—COOH ??Formula (I) In further aspects, the present invention concerns a process for semi-permanent straightening of the hair, utilizing said composition, the use of the composition for straightening hair, and a kit comprising the composition and a straightening iron.

Abstract: A cylinder for a reciprocating piston system, with a cylinder running surface, which is finished by machining by means of a tool with a geometrically defined cutting edge, wherein the finished cylinder running surface has a multiplicity of pores and/or cavities and is formed from a grey cast iron material with a proportion of the surface area that is taken up by pores of 2 to 10% or is formed from a thermally sprayed layer of iron or a thermally sprayed layer of ceramic with a proportion of the surface area that is taken up by pores of 5 to 25%. A method is also provided for finishing a cylinder in which a cylinder running surface of the cylinder is finished by machining by a tool with a geometrically defined cutting edge such that after the finishing the cylinder surface has a multiplicity of pores and/or cavities.

Abstract: A system that includes a first network node configured to store a first ledger, a second network node configured to store a second ledger, and a third network node. The third network node includes a transformation engine configured to obtain a plurality of enriched shares from at least one ledger using an index identifying enriched shares linked with a data entry. The number of obtained enriched shares is at least a threshold value corresponding to the number of enriched shares needed to determine the data entry. The transformation engine configured to remove enriched data from the plurality of enriched shares to generate a plurality of shares and perform polynomial interpolation using the plurality of shares to determine the result of the polynomial interpolation at zero. The result of the polynomial interpolation at zero is equal to the data entry.

Abstract: A system that includes a first network node configured to store a first ledger, a second network node configured to store a second ledger, and a third network node. The third network node includes a transformation engine configured to generate a plurality of shares derived using a data entry, which includes setting a share quantity indicating the number of shares to generate and setting a threshold value indicating the number of shares from the share quantity needed to determine the data entry. The transformation engine generates a first share for the first ledger and a second share for the second ledger using a polynomial function. The transformation engine includes enriched data with information indicating when to publish the first share and the second share. The transformation engine transmits the first enriched share to the first network node and transmit the second enriched share to the second network node.

Abstract: A hybrid bone plate has a first plate portion, having a first top surface and a first bottom surface and comprises a hard titanium alloy. A second plate portion has a second top surface and a second bottom surface and comprises a pure titanium or a soft titanium alloy. The first plate portion has a higher material yield strength than the second plate portion. The first plate portion and the second plate portion are connected to each other at a transition region by for example welding wherein in the transition region the first top surface and the second top surface together form a closed top integral surface and the first bottom surface and the second bottom surface together form a closed bottom integral surface.

Abstract: The present invention provides a hair straightening composition with improved ease of use and reduced smoke development during the application of a straightening iron. The composition comprises at least one carboxylic acid of the formula (I) in combination with at least one polymeric thickening agent selected from non-ionic, anionic, cationic and amphoteric polymers having a viscosity of at least 500 mPa-s measured at a polymer concentration of 1% by weight, in water and at 20° C. with a Brookfield viscometer: R—CO—COOH Formula (I) In further aspects, the present invention concerns a process for semi-permanent straightening of the hair, utilizing said composition, the use of the composition for straightening hair, and a kit comprising the composition and a straightening iron.

Abstract: The invention relates to a method for measuring an electric current of a battery (10) with multiple battery modules (11), having the step of measuring a temperature related to the battery module (11). According to the method, the temperature of a connector is first determined for at least one battery module (11) using the measured temperature and a temperature model, and the electric resistance of the connector is determined using a resistance model and the temperature of the connector. The electric voltage which drops at the connector is then measured, and the electric current flowing through the connector is calculated from the voltage. The invention additionally relates to a corresponding device and to a battery comprising such a device.

Abstract: The present invention relates to novel precursors in the form of metal complexes with 2-substituted 1,3-diketones and to a process for the preparation thereof. The invention furthermore relates to the use thereof for the production of thin metal-oxide layers. The latter are constituents in a very wide variety of electronic components and devices having various functions.