mhurhangee/ep-ind-claims huggingface dataset:
A method for controlling the speed of an engine with a torque control when this engine must be speed-controlled, characterised in that the setpoint derivative of the engine speed (dω mot cons) is generated by defining a reference trajectory for the derivative of the difference between the target speed (ω cible) and the engine speed, and this derivative setpoint of the engine speed (dω mot cons) is controlled by means of a feedforward control module and a feedback control module taking account of the torque and dynamic limitations of the engine from the feedforward control, the control stage by which said derivative setpoint of the engine speed (dω mot cons) is controlled comprising the following phases: - the reference engine torque (C th ref) to be applied to the engine to follow the derivative setpoint of the engine speed is calculated, taking account of the inertia of the flywheel and the estimated resistant torque, - on the basis of the reference engine torque (C th ref), an engine speed derivative reference (dω mot cons) is calculated, and - the derivative measure of the engine speed is controlled at the setpoint defined by said engine speed derivative reference. - the reference engine torque (C th ref) to be applied to the engine to follow the derivative setpoint of the engine speed is calculated, taking account of the inertia of the flywheel and the estimated resistant torque, - on the basis of the reference engine torque (C th ref), an engine speed derivative reference (dω mot cons) is calculated, and - the derivative measure of the engine speed is controlled at the setpoint defined by said engine speed derivative reference.
Use of a surfactant-free rinse aid, comprising at least one polymer having cationic dissociable groups or a combination of cationic and anionic dissociable groups, in the machine cleaning of plastic parts for preventing or reducing stress crack formation on said plastic parts.
A filter cartridge for a vacuum cleaner comprising first and second opposite end walls (21, 22), a side wall or walls which extend between the end walls so as to define an enclosure which surrounds a filter interior, wherein one or more of the walls comprises filter membrane material, the cartridge having an opening provided through the first end wall for receiving air-entrained detritus into the interior, the opening being defined by a rigid support structure which spans and supports the first end wall of the cartridge and characterised in that structural reinforcement of one or more of the side wall or walls, and/or second end wall, is provided so that the filter cartridge enclosure is self-supporting but collapsible, so that the cartridge may adopt an erect use configuration, and in a collapsed configuration the side wall or walls and second end are drawn together onto the rigid support structure of the first end so as to be flat-packed.
Method of storing hydrogen by treating a second ionic liquid which comprises a cation and an anion comprising borate with borohydride, to obtain a first ionic liquid comprising releasable hydrogen, characterized in that (i) the first and the second ionic liquid both are water miscible, wherein an ionic liquid is considered water miscible ionic liquid if a saturated aqueous solution of said ionic liquid at room temperature is formed with 5% to 50% by weight of water, (ii) the first ionic liquid is separated, particularly is salted out, from solution in water by adding a phase separation inducer, wherein the phase separation inducer is a coordinating organic or inorganic salt, and (iii) the second ionic liquid is obtained by releasing the hydrogen out of the first ionic liquid under use of water in the presence a catalyst, providing the first ionic liquid in a homogenous solution in water; and optionally (iv) the first ionic liquid further comprises inorganic borohydride, in particular NaBH 4, KBH 4 and/or LiBH 4, to an extent that the first ionic liquid remains water miscible and the second ionic liquid after the release of hydrogen remains water miscible. (i) the first and the second ionic liquid both are water miscible, wherein an ionic liquid is considered water miscible ionic liquid if a saturated aqueous solution of said ionic liquid at room temperature is formed with 5% to 50% by weight of water, (ii) the first ionic liquid is separated, particularly is salted out, from solution in water by adding a phase separation inducer, wherein the phase separation inducer is a coordinating organic or inorganic salt, and (iii) the second ionic liquid is obtained by releasing the hydrogen out of the first ionic liquid under use of water in the presence a catalyst, providing the first ionic liquid in a homogenous solution in water; and optionally (iv) the first ionic liquid further comprises inorganic borohydride, in particular NaBH 4, KBH 4 and/or LiBH 4, to an extent that the first ionic liquid remains water miscible and the second ionic liquid after the release of hydrogen remains water miscible.
A crankshaft for a reciprocating engine, the crankshaft comprising: journals that define a central axis of rotation (Jc); crank pins that are eccentric with respect to the journals; crank arms connecting the journals to the crank pins; and counterweights integrated with the crank arms, wherein when the crankshaft is mounted in the reciprocating engine, a load due to combustion pressure is applied to each of the crank pins via a connecting rod in a direction from an axis of a piston pin to an axis (Pc) of the crank pin; wherein each of the crank arms includes a recess in a surface adjacent to the journal, characterized in that the recess is disposed in a region inward of a peripheral region along an edge of the surface and extending along the peripheral region, the recess being asymmetric with respect to a crank arm centerline (Ac) connecting the axis (Pc) of the crank pin to the axis (Jc) of the journal; and in that each of the crank arms has a maximum flexural rigidity at a point of time when the load onto the crank pin due to the combustion pressure reaches a maximum (Fmax). journals that define a central axis of rotation (Jc); crank pins that are eccentric with respect to the journals; crank arms connecting the journals to the crank pins; and counterweights integrated with the crank arms, wherein when the crankshaft is mounted in the reciprocating engine, a load due to combustion pressure is applied to each of the crank pins via a connecting rod in a direction from an axis of a piston pin to an axis (Pc) of the crank pin; wherein each of the crank arms includes a recess in a surface adjacent to the journal, characterized in that the recess is disposed in a region inward of a peripheral region along an edge of the surface and extending along the peripheral region, the recess being asymmetric with respect to a crank arm centerline (Ac) connecting the axis (Pc) of the crank pin to the axis (Jc) of the journal; and in that each of the crank arms has a maximum flexural rigidity at a point of time when the load onto the crank pin due to the combustion pressure reaches a maximum (Fmax).
A feed air wall bushing, for installation in a building wall through which the bushing is to pass, said wall having a wall outer side and a wall inner side, having a duct with an outer side end, which sucks in the external air on the wall outer side, and with an inner side end, for discharging the sucked-in air on the wall inner side to a furnace/internal combustion engine, which is situated in an interior region behind the wall, at least one flap (31, 32) or slat being provided in the duct, by means of which flap or slat the duct can be closed to the feed air supplied from the outside, an actuation device that actuates the flap(s) (31, 32) or slat(s) being present, characterised in that the duct discharges the sucked-in air at its inner side end, and that at least one bypass opening (91b, 92b), which opens into the interior region and has bypass closure device(s), in particular bypass flap(s) (91, 92), is arranged on an inner side end section of the duct, wherein the actuation device is mechanically coupled to the bypass flap(s) (91, 92) in such a manner that the bypass flap(s) (91, 92) is/are opened or closed as the at least one flap (31, 32) or slat in the duct is closed or opened conversely thereto.
A liquid discharge head comprising: a discharge port for discharging liquid; a rectangular liquid chamber communicating to the discharge port; a piezoelectric element including one electrode layer independently arranged in correspondence to the liquid chamber, another electrode layer, and a piezoelectric film sandwiched between the one electrode layer and the other electrode layer, and including a piezoelectric drive portion at where the piezoelectric film deforms and displaces, arranged in correspondence to the liquid chamber; and a vibration plate interposed between the piezoelectric element and the liquid chamber, said vibration plate having a portion corresponding to the piezoelectric drive portion, wherein at least the portion of the piezoelectric element corresponding to the piezoelectric drive portion and the vibration plate are entirely in contact with each other; wherein a bending rigidity of a first region at both ends of said portion corresponding to the piezoelectric drive portion of the vibration plate in a longitudinal direction of the rectangular liquid chamber is greater than a bending rigidity of a second region between the both ends, wherein the first region of the vibration plate is entirely made from a first material and the second region of the vibration plate is entirely made from a second material, wherein the Young's modulus of the first material is greater than the Young's modulus of the second material, and wherein the first region and the second region are bonded together. a discharge port for discharging liquid; a rectangular liquid chamber communicating to the discharge port; a piezoelectric element including one electrode layer independently arranged in correspondence to the liquid chamber, another electrode layer, and a piezoelectric film sandwiched between the one electrode layer and the other electrode layer, and including a piezoelectric drive portion at where the piezoelectric film deforms and displaces, arranged in correspondence to the liquid chamber; and a vibration plate interposed between the piezoelectric element and the liquid chamber, said vibration plate having a portion corresponding to the piezoelectric drive portion, wherein at least the portion of the piezoelectric element corresponding to the piezoelectric drive portion and the vibration plate are entirely in contact with each other; wherein a bending rigidity of a first region at both ends of said portion corresponding to the piezoelectric drive portion of the vibration plate in a longitudinal direction of the rectangular liquid chamber is greater than a bending rigidity of a second region between the both ends, wherein the first region of the vibration plate is entirely made from a first material and the second region of the vibration plate is entirely made from a second material, wherein the Young's modulus of the first material is greater than the Young's modulus of the second material, and wherein the first region and the second region are bonded together.
A connection for mounting an aircraft engine to an aircraft pylon comprising: a plate (26, 126) to be connected to a portion (20, 120) of an aircraft engine; a body (30, 130) extending rearward from said plate (26, 126); a normal connection between said plate (26, 126) and said body (30, 130), responsible for reacting to vertical as well as lateral loads of the engine; and a back-up connection between said portion (20, 120) of said aircraft engine and said body (30, 130), said back-up connection including a pin positioned within a slotted hole, there being clearance (C H, C LEN, C LAT) between said pin and said slotted hole when there is a normal connection between said plate (26, 126) and said body (30, 130); wherein said pin is configured to be positioned perpendicular to the axis of rotation of said engine. a plate (26, 126) to be connected to a portion (20, 120) of an aircraft engine; a body (30, 130) extending rearward from said plate (26, 126); a normal connection between said plate (26, 126) and said body (30, 130), responsible for reacting to vertical as well as lateral loads of the engine; and a back-up connection between said portion (20, 120) of said aircraft engine and said body (30, 130), said back-up connection including a pin positioned within a slotted hole, there being clearance (C H, C LEN, C LAT) between said pin and said slotted hole when there is a normal connection between said plate (26, 126) and said body (30, 130); wherein said pin is configured to be positioned perpendicular to the axis of rotation of said engine.
A method for injection moulding of cup-shaped container bodies for precursors of liquid food products, in particular capsules for coffee and soluble products, comprising: a) providing a first mould part having at least one cavity and a second mould part having at least one core, the core being at least partially receivable by the cavity for delimiting therewith at least part of a corresponding moulding chamber; b) closing the first and second mould parts (40, 41) for delimiting the moulding chamber; c) injecting a material in the fluid state into the moulding chamber to form the container body; d) waiting for at least partial solidification of the material; e) opening the first and second mould parts (40, 41), with the formed container body on the core; and f) removing the formed container body from the core, wherein, in the course of a moulding operation, a cooling fluid is made to circulate in the second mould part for cooling at least one outer surface of the at least one core; characterized in that: - the material injected in the fluid state into the moulding chamber in the course of step c) is a compostable material, and - in the course of said moulding operation a heating fluid is made to circulate in the first mould part for heating at least one surface of the at least one cavity. a) providing a first mould part having at least one cavity and a second mould part having at least one core, the core being at least partially receivable by the cavity for delimiting therewith at least part of a corresponding moulding chamber; b) closing the first and second mould parts (40, 41) for delimiting the moulding chamber; c) injecting a material in the fluid state into the moulding chamber to form the container body; d) waiting for at least partial solidification of the material; e) opening the first and second mould parts (40, 41), with the formed container body on the core; and f) removing the formed container body from the core, wherein, in the course of a moulding operation, a cooling fluid is made to circulate in the second mould part for cooling at least one outer surface of the at least one core; - the material injected in the fluid state into the moulding chamber in the course of step c) is a compostable material, and - in the course of said moulding operation a heating fluid is made to circulate in the first mould part for heating at least one surface of the at least one cavity.
A device for welding rod-shaped electrical conductors (28, 29) provided with an outer insulating sheath and having blank regions (33, 34) free of the sheath, whose length is defined by an axial sheath end surface (35, 36), the device comprising a compression space for receiving two connecting regions (26, 27) of the conductors (28, 29) to be connected to each other, the compression space being limited in a first axial direction (z) at two opposing sides by a working surface of a sonotrode transmitting ultrasonic vibrations in the first axial direction and by an opposing surface of an opposing electrode as well as in a second axial direction (y) at two opposing sides by a limiting surface of a slider element displaceable in the second axial direction and by a limiting surface of a limiting element, characterized in that the compression space is provided with a marking device (37, 38) for the axial positioning of the connecting regions (26, 27), the marking device comprising a radiation-emitting device (38, 58) interacting in a contactless manner with end cross-sections (31, 32) of the connecting regions (26, 27) in such a manner that a position mark (42, 56, 57) is realized on the working surface of the sonotrode or on the limiting surface of the limiting element by a point of reflection or point of absorption of the radiation, the position mark (42, 56, 57) defining the axial position of the end cross-sections (31, 32) within the compression space in a third axial direction (x) parallel to the working surface of the sonotrode.
A process for preparing a 1-aryl-5-alkyl pyrazole compound of formula: wherein: R 1 is -C OR 8 or -C NR 9 R 10; R 2 is alkyl or haloalkyl; R 3 is alkyl; R 4, R 5, R 7 and R 12 are each independently hydrogen, halogen, alkyl, haloalkyl, cyano or nitro; R 6 is halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, cyano, nitro, -C R 11, -S m R 11 or SF 5; Z is nitrogen or C-R 12; R 8 is alkyl, haloalkyl, cycloalkyl or halocycloalkyl; R 9 and R 10 are independently hydrogen, alkyl, haloalkyl, hydroxy or alkoxy; R 11 is alkyl or haloalkyl; n is 0, 1 or 2; and m is 0, 1 or 2; which comprises: (i) reacting a disulfide compound of formula with an arylhydrazine of formula wherein R 1, R 3, R 4, R 5, R 6, R 7 and Z are as defined for the compound of formula, to form a pyrazole disulfide of formula wherein R 1, R 3, R 4, R 5, R 6, R 7 and Z are as defined for the compound of formula; (ii) reacting the compound of formula with a compound of formula R 2 -LG wherein R 2 is as defined above for the compound of formula and LG is a leaving group to form a compound of formula and (iii) optionally oxidizing the -SR 2 to form the compound of formula. R 1 is -C OR 8 or -C NR 9 R 10; R 2 is alkyl or haloalkyl; R 3 is alkyl; R 4, R 5, R 7 and R 12 are each independently hydrogen, halogen, alkyl, haloalkyl, cyano or nitro; R 6 is halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, cyano, nitro, -C R 11, -S m R 11 or SF 5; Z is nitrogen or C-R 12; R 8 is alkyl, haloalkyl, cycloalkyl or halocycloalkyl; R 9 and R 10 are independently hydrogen, alkyl, haloalkyl, hydroxy or alkoxy; R 11 is alkyl or haloalkyl; (i) reacting a disulfide compound of formula with an arylhydrazine of formula wherein R 1, R 3, R 4, R 5, R 6, R 7 and Z are as defined for the compound of formula, to form a pyrazole disulfide of formula wherein R 1, R 3, R 4, R 5, R 6, R 7 and Z are as defined for the compound of formula; (ii) reacting the compound of formula with a compound of formula R 2 -LG wherein R 2 is as defined above for the compound of formula and LG is a leaving group to form a compound of formula and (iii) optionally oxidizing the -SR 2 to form the compound of formula.
A pneumatic tire comprising a tread portion having a designated install direction to a vehicle to define an inboard tread edge and an outboard tread edge, the tread portion provided with a plurality of circumferentially and continuously extending main grooves, said main grooves comprising an inboard shoulder main groove, an outboard shoulder main groove, and a center main groove provided therebetween, to form an outboard shoulder portion disposed axially outside the outboard shoulder main groove, an inboard shoulder portion disposed axially outside the inboard shoulder main groove, an inboard middle portion between the center main groove and the inboard shoulder main groove, and an outboard middle portion between the center main groove and the outboard shoulder main groove, wherein said inboard middle portion forms a rib that is provided with only sipes having widths in a range of less than 2.0 mm and said outboard middle portion forms a rib that is provided with only sipes having widths in a range of less than 2.0 mm, said sipes provided on the inboard middle portion including a full-opened sipe that has one end connected with the inboard shoulder main groove and the other end connected with the center main groove, characterised in that said sipes provided on the outboard middle portion consist of a plurality of outer semi-opened sipes and a plurality of inner semi-opened sipes, each said outer semi-opened sipe having one end connected with the outboard shoulder main groove and the other end terminating within the outboard middle portion, and each said inner semi-opened sipe having one end connected with the center main groove and the other end terminating within the outboard middle portion, wherein the number of said inner semi-opened sipes is smaller than the number of said outer semi-opened sipes.
Cooling circuit of a drive unit of a motor vehicle, at least having a high-temperature circuit which is connected via a first feed connector and a first discharge connector to a first radiator for the purposes of conducting a first fluid through the first radiator; and a low-temperature circuit which is connectable via a second feed connector and a second discharge connector to a second radiator for the purposes of conducting a second fluid through the second radiator, wherein the first radiator and the second radiator are connected to one another; characterized in that the second feed connector and the second discharge connector are connected via a bypass valve to the second radiator; wherein, via the bypass valve, the second fluid can be diverted from the second feed connector to the second discharge connector so as to bypass the second radiator; wherein the bypass valve is arranged directly at the second radiator.