mhurhangee/ep-ind-claims huggingface dataset:
Process for increasingly producing D-Lactide and meso lactide by depolymerizing by back biting polylactide said process which comprises: (i) Depolymerizing polylactide into its corresponding dimeric cyclic esters by heating the polylactide in the presence of a catalyst system which comprises a catalyst of general formula (X1, X2,...Xm)n where M is a metal selected from the group comprising the elements of columns 3 to 12 of the periodic table of the elements as well as the elements Al, Ga, In, Ti, Ge, Sn, Pb, Sb, Bi, Ca and Mg, and X1, X2,...Xm are each substituents selected from one of the classes of alkyls, aryls, oxides, carboxylates, halogenides, alkoxides as well as elements of columns 15 and/or 16 of the periodic table, « m » is an integer ranging from 1 to 6 and « n » is an integer ranging from 0 to 6; the co-catalyst is an organosilane aliphatic or cycloaliphatic selected from the group comprising alkylalkoxysilane or the cycloalkoxysilane represented by the general formula QQ'Si(O-methyle) 2, where the Q and Q' are the same or different and are alkyle or cycloalkyle radical containing from 1 to 8 carbon atoms, in a reaction zone at temperature and pressure at which the polylactide is molten; (ii) Forming a vapor product stream from the reaction zone; (iii) Removing the vapor product stream and optionally condense it; (iv) Recovering, either together or separately meso-lactide, D-lactide and L-lactide. (i) Depolymerizing polylactide into its corresponding dimeric cyclic esters by heating the polylactide in the presence of a catalyst system which comprises a catalyst of general formula (X1, X2,...Xm)n where M is a metal selected from the group comprising the elements of columns 3 to 12 of the periodic table of the elements as well as the elements Al, Ga, In, Ti, Ge, Sn, Pb, Sb, Bi, Ca and Mg, and X1, X2,...Xm are each substituents selected from one of the classes of alkyls, aryls, oxides, carboxylates, halogenides, alkoxides as well as elements of columns 15 and/or 16 of the periodic table, « m » is an integer ranging from 1 to 6 and « n » is an integer ranging from 0 to 6; the co-catalyst is an organosilane aliphatic or cycloaliphatic selected from the group comprising alkylalkoxysilane or the cycloalkoxysilane represented by the general formula QQ'Si(O-methyle) 2, where the Q and Q' are the same or different and are alkyle or cycloalkyle radical containing from 1 to 8 carbon atoms, in a reaction zone at temperature and pressure at which the polylactide is molten; (ii) Forming a vapor product stream from the reaction zone; (iii) Removing the vapor product stream and optionally condense it; (iv) Recovering, either together or separately meso-lactide, D-lactide and L-lactide.
A positioning device comprising a base and a positioning element, which is adapted to be adjusted with respect to six degrees of freedom relative to the base, wherein the positioning element is coupled to the base via at least three pairs of length-variable and electrically driven leg elements, and each of the at least six leg elements is connected, at its two ends, to the base and the positioning element via an articulation element, wherein a respective pair of legs projects through another pair of legs and each pair of legs is arranged perpendicular to the respective other pairs of legs, characterized in that each of the articulation elements associated with a leg element has only two axes of rotation, which are arranged perpendicular to each other, so that the articulation elements allow pivotal movements of the respective leg element in precisely two planes that are perpendicular to each other and run through a longitudinal axis of the leg element, and at the same time prevent a rotational movement about a longitudinal axis of the leg element.
Control method for a system, having an inverter with direct current connection and a direct current source (6, 7), and a further direct current source and a direct current sink, wherein the direct current source (6, 7) and the further direct current source and the direct current sink are connected in parallel connection to the direct current connection of the inverter, wherein the system has an actuator, with which the capacity generated by the direct current source (6, 7) can be set, and has an actuator with which the voltage applied at the direct current sink and/or the current drawn by the direct current sink and the power drawn by the direct current sink can be set, wherein the system - has a voltage measurement system that can measure the voltage at the direct current connection, and - has a power calculation unit, which calculates the power supplied via the direct current connection to the inverter, or the power supplied from the inverter via the direct current connection, where the actuator, with which the power generated by direct current source (6, 7) can be set, and the actuator with which the voltage applied at the direct current sink and/or the current drawn by the direct current sink and the power drawn by the direct current sink can be set in such a way that - the voltage at the direct current connection and/or - the power supplied to the inverter via the direct current connection, or the power supplied by the inverter via the direct current connection equals a pre-determined value. - has a voltage measurement system that can measure the voltage at the direct current connection, and - has a power calculation unit, which calculates the power supplied via the direct current connection to the inverter, or the power supplied from the inverter via the direct current connection, - the voltage at the direct current connection and/or - the power supplied to the inverter via the direct current connection, or the power supplied by the inverter via the direct current connection equals a pre-determined value.
Pipe securing system for heavy-duty vehicles, comprising - at least one support member, wherein the support member is at least partially platelike or cuboid, - at least one bearing device which is arranged on the support member in the bearing state, wherein the support member has a carrying load of at least 500 t, characterized in that - the bearing device is a bearing shell, - the bearing shell has a bottom side and a top side and two narrow transverse sides which connect the bottom side and the top side, wherein the bottom side of the bearing shell forms a standing surface and the top side of the bearing shell has a trough-like recess in order to receive a horizontal pipe, - the bearing shell at least partially consists of timber, and - the bearing device comprises, on both transverse sides, at least one respective lateral load receiving means which is arranged parallel to the longitudinal axis of the bearing shell and transverse to the longitudinal axis of a placed-on pipe. - at least one support member, wherein the support member is at least partially platelike or cuboid, - at least one bearing device which is arranged on the support member in the bearing state, wherein the support member has a carrying load of at least 500 t, characterized in that - the bearing device is a bearing shell, - the bearing shell has a bottom side and a top side and two narrow transverse sides which connect the bottom side and the top side, wherein the bottom side of the bearing shell forms a standing surface and the top side of the bearing shell has a trough-like recess in order to receive a horizontal pipe, - the bearing shell at least partially consists of timber, and - the bearing device comprises, on both transverse sides, at least one respective lateral load receiving means which is arranged parallel to the longitudinal axis of the bearing shell and transverse to the longitudinal axis of a placed-on pipe.
Suspension device for the overhead catenary wire of electrically operated vehicles, in particular railbound vehicles, in which a terminal retaining the catenary wire is provided on a vertically movable retaining member, wherein the vertically movable retaining member is of rod-shaped configuration and is guided in a housing in the axial direction, wherein the retaining member at the end thereof remote from the terminal is provided with a stop preventing said retaining member from falling out, characterized in that rollers mounted on one respective horizontal axis are provided on the housing for guiding the retaining member in the housing.
A method for controlling an apparatus for removing liquid materials from at least two feed containers and the feeding of said substances to a mixing device, wherein a follower plate rests on the surface of the liquid and the material is removed from one respective feed container via a scoop piston pump, which is driven by a drive unit, and is fed to the mixing device, wherein the quantity of the removed material per unit of time occurs via the timing of the scoop piston pump, characterized in that the difference in the position of the two follower plates with respect to each other is determined continuously by means of sensors, formed as linear measuring sensors, and a contactless follower that corresponds thereto, and the result of the difference in position is further conducted to the controller of the two scoop piston pumps, and that by means of a respective weighing machine the weights of the two feed containers are determined and are transmitted to the controller of the two scoop piston pumps, wherein the difference in weight of the full feed tank is measured by considering the known RAM pressure with which the follower plates are pressed onto the materials, and wherein the difference in weight is considered by the controller for determining the pulse frequencies of the scoop piston pumps, and that the controller adjusts the timing of the scoop piston pumps until the nearly complete discharging of the feed containers in such a way that the measured difference in position and weight is compensated against zero during the discharging of the feed containers.
A refrigeration system (10, 10a) comprising: a first device (20, 80); a second device (20, 30, 40, 80) communicably connected to the first device (20, 80) via a first cable and a second cable; and a refrigerant pipe configured to cause refrigerant circulation to the first device (20, 80) or the second device (20, 30, 40, 80), wherein the first device (20, 80) includes a first circuit (231, 831) configured to short-circuit the first cable and the second cable upon detection of abnormality relevant to refrigerant leakage, and the second device (20, 30, 40, 80) includes a second circuit (232, 332, 432, 832) configured to start protection behavior against abnormality when the first cable and the second cable are short-circuited. a first device (20, 80); a second device (20, 30, 40, 80) communicably connected to the first device (20, 80) via a first cable and a second cable; and a refrigerant pipe configured to cause refrigerant circulation to the first device (20, 80) or the second device (20, 30, 40, 80), wherein the first device (20, 80) includes a first circuit (231, 831) configured to short-circuit the first cable and the second cable upon detection of abnormality relevant to refrigerant leakage, and the second device (20, 30, 40, 80) includes a second circuit (232, 332, 432, 832) configured to start protection behavior against abnormality when the first cable and the second cable are short-circuited.
A female-type quick coupling, adapted to be coupled to a male-type quick coupling, wherein said coupling comprises: an inlet fitting for connection to a pressurized fluid; a port for engaging therein the male coupling; a valve body arranged downstream of the inlet fitting and movable along an axial direction; a guide and conveying body arranged within said quick coupling and having a parabolic cross section; a plurality of ribs outwardly radially projecting from said guide and conveying body, said ribs being spaced apart along a circumferential direction; and a plurality of fluid flow channels, each of said flow channels being delimited between a pair of circumferentially adjacent ribs, the fluid flow channels guiding the pressurized fluid that flows along the fluid flow channels as a substantially laminar flow along the axial direction to an annular chamber, the annular chamber being opened and closed by axial movement of said valve body to respectively permit and block the flow of the pressurized fluid to the male-type quick coupling when engaged in said port, at least one of said ribs comprising a through going hole communicating at one end with an internal chamber and ending at an outlet fitting at the opposite end. an inlet fitting for connection to a pressurized fluid; a port for engaging therein the male coupling; a valve body arranged downstream of the inlet fitting and movable along an axial direction; a guide and conveying body arranged within said quick coupling and having a parabolic cross section; a plurality of ribs outwardly radially projecting from said guide and conveying body, said ribs being spaced apart along a circumferential direction; and a plurality of fluid flow channels, each of said flow channels being delimited between a pair of circumferentially adjacent ribs, the fluid flow channels guiding the pressurized fluid that flows along the fluid flow channels as a substantially laminar flow along the axial direction to an annular chamber, the annular chamber being opened and closed by axial movement of said valve body to respectively permit and block the flow of the pressurized fluid to the male-type quick coupling when engaged in said port, at least one of said ribs comprising a through going hole communicating at one end with an internal chamber and ending at an outlet fitting at the opposite end.
A photographing lens consisting of: a first lens having a negative refractive power and being meniscus shaped, the first lens having a surface convex toward an object side; a second lens having a positive refractive power and being a biconvex lens; a third lens having a negative refractive power and being a biconcave lens; a fourth lens having a positive refractive power and having a surface convex toward an image side, the fourth lens being a biconvex lens; a fifth lens having a negative refractive power, having a surface concave toward the image side, and including at least one aspheric surface; and an iris arranged between the second lens and the third lens, the iris being configured to adjust the diameter of an aperture for passing light, wherein the first through fifth lenses are sequentially arranged from the object side toward the image side, and the photographing lens satisfies the Expression below: 1.0 mm < APE − L 5 − MAX < 6.0 mm 80 degrees < FoV < 160 degrees 1.0 < EFL / EPD > 2.0 IND − L5 > 1.6 Vd − L5 < 30, wherein APE-L5-MAX denotes a diameter of a maximum effective aperture of the fifth lens, FoV denotes a field of view of the photographing lens, EFL denotes an effective focal length of the photographing lens, EPD denotes a diameter of an entrance pupil of the photographing lens, IND-L5 denotes a refractive index of the fifth lens, and Vd-L5 denotes an Abbe's number of the fifth lens. a first lens having a negative refractive power and being meniscus shaped, the first lens having a surface convex toward an object side; a second lens having a positive refractive power and being a biconvex lens; a third lens having a negative refractive power and being a biconcave lens; a fourth lens having a positive refractive power and having a surface convex toward an image side, the fourth lens being a biconvex lens; a fifth lens having a negative refractive power, having a surface concave toward the image side, and including at least one aspheric surface; and an iris arranged between the second lens and the third lens, the iris being configured to adjust the diameter of an aperture for passing light, wherein the first through fifth lenses are sequentially arranged from the object side toward the image side, and the photographing lens satisfies the Expression below: 1.0 mm < APE − L 5 − MAX < 6.0 mm 80 degrees < FoV < 160 degrees 1.0 < EFL / EPD > 2.0 IND − L5 > 1.6 Vd − L5 < 30, wherein APE-L5-MAX denotes a diameter of a maximum effective aperture of the fifth lens, FoV denotes a field of view of the photographing lens, EFL denotes an effective focal length of the photographing lens, EPD denotes a diameter of an entrance pupil of the photographing lens, IND-L5 denotes a refractive index of the fifth lens, and Vd-L5 denotes an Abbe's number of the fifth lens.
A centrifugal pump comprising: a housing; an impeller that is rotatably disposed inside the housing; a shaft that is provided at a center in a radial direction of the impeller; and bearings that respectively and pivotally support shaft ends provided on both sides of the shaft in an axial direction, characterized in that at least one of the shaft ends has surface roughness Ra equal to or less than 0.21 μm and surface roughness Ry equal to or less than 1.49 μm. a housing; an impeller that is rotatably disposed inside the housing; a shaft that is provided at a center in a radial direction of the impeller; and bearings that respectively and pivotally support shaft ends provided on both sides of the shaft in an axial direction, characterized in that at least one of the shaft ends has surface roughness Ra equal to or less than 0.21 μm and surface roughness Ry equal to or less than 1.49 μm.
A vascular closure device, comprising: a carrier tube (202, 402) defining a first lumen and comprising a distal portion and a proximal portion, the carrier tube being insertable through an insertion sheath; an anchor positioned outside of the carrier tube prior to deployment of the anchor within a vessel; a sealing pad positioned inside the first lumen; and a suture coupling the sealing pad to the anchor; the vascular closure device being characterized in that: the distal portion of the carrier tube has a different material composition from the proximal portion of the carrier tube, and wherein the distal portion of the carrier tube has at least one of a greater flexibility, a greater compressibility, and a greater deformability than the proximal portion of the carrier tube. a carrier tube (202, 402) defining a first lumen and comprising a distal portion and a proximal portion, the carrier tube being insertable through an insertion sheath; an anchor positioned outside of the carrier tube prior to deployment of the anchor within a vessel; a sealing pad positioned inside the first lumen; and a suture coupling the sealing pad to the anchor; the vascular closure device being characterized in that: the distal portion of the carrier tube has a different material composition from the proximal portion of the carrier tube, and wherein the distal portion of the carrier tube has at least one of a greater flexibility, a greater compressibility, and a greater deformability than the proximal portion of the carrier tube. the distal portion of the carrier tube has a different material composition from the proximal portion of the carrier tube, and wherein the distal portion of the carrier tube has at least one of a greater flexibility, a greater compressibility, and a greater deformability than the proximal portion of the carrier tube.
A wireless communication apparatus coupled to a plurality of application apparatus (20-1...20-j) and comprising: an interface (2, 3) adapted to receive communication data and quality data as data; a plurality of communicating units (7-1...7-k); a quality database which stores a communication instruction corresponding to a communication quality; and an allocation controlling unit adapted to search the quality database for the communication instruction corresponding to the communication quality indicated by the quality data, and distribute the communication data to at least one of the plurality of communicating units (7-1...7-k) in accordance with the communication quality, characterised in that the wireless communication apparatus is adapted to send back a list indicating the quality of communication of said plurality of communicating units (7-1...7-k) in response to a quality list request from the application apparatus (20-1...20-j), and the application apparatus (20-1...20-j) is adapted to set a request value corresponding to application data itself based on the sent-back list and send it to the wireless communication apparatus. an interface (2, 3) adapted to receive communication data and quality data as data; a plurality of communicating units (7-1...7-k); a quality database which stores a communication instruction corresponding to a communication quality; and an allocation controlling unit adapted to search the quality database for the communication instruction corresponding to the communication quality indicated by the quality data, and distribute the communication data to at least one of the plurality of communicating units (7-1...7-k) in accordance with the communication quality, characterised in that the wireless communication apparatus is adapted to send back a list indicating the quality of communication of said plurality of communicating units (7-1...7-k) in response to a quality list request from the application apparatus (20-1...20-j), and the application apparatus (20-1...20-j) is adapted to set a request value corresponding to application data itself based on the sent-back list and send it to the wireless communication apparatus.
A method (3000; 3100) for wireless communications, comprising: performing a listen before talk, LBT, contention procedure to gain access to an unlicensed radio frequency spectrum band; winning (3005; 3110) the LBT contention procedure to gain access to the unlicensed radio frequency spectrum band prior to a reference boundary associated with the unlicensed radio frequency spectrum band; transmitting (3010; 3120) a first signal comprising a variable length training sequence to align a starting point of a second signal with the reference boundary associated with the unlicensed radio frequency spectrum band, after winning the LBT contention procedure to access the unlicensed radio frequency spectrum band; and transmitting the second signal comprising a data transmission or a signal indicating the winning the LBT contention procedure to access the unlicensed radio frequency spectrum band. performing a listen before talk, LBT, contention procedure to gain access to an unlicensed radio frequency spectrum band; winning (3005; 3110) the LBT contention procedure to gain access to the unlicensed radio frequency spectrum band prior to a reference boundary associated with the unlicensed radio frequency spectrum band; transmitting (3010; 3120) a first signal comprising a variable length training sequence to align a starting point of a second signal with the reference boundary associated with the unlicensed radio frequency spectrum band, after winning the LBT contention procedure to access the unlicensed radio frequency spectrum band; and transmitting the second signal comprising a data transmission or a signal indicating the winning the LBT contention procedure to access the unlicensed radio frequency spectrum band.