mhurhangee/ep-ind-claims huggingface dataset:
A security system (100, 200) with entropy bits, characterized by comprising: a physically unclonable function circuit configured to provide a plurality of entropy bit strings (S1 to S6); a security key generator configured to generate a security key by manipulating a manipulation bit string derived from the plurality of entropy bit strings (S1 to S6) according to an operation entropy bit string; a deterministic random bit generator (DRBG) configured to generate a random number string with at least one deterministic formula by using the security key as a seed of parameters; a protection circuit configured to detect system threats and system attacks; and wherein: each bit of the operation entropy bit string is configured to determine whether to perform a corresponding operation to the manipulation bit string; the random number string is used by initialization vectors, paddings, numbers used once (nonce) and cryptography applications; the parameters are generated by performing at least one logic computation on the security key; and when a system threat or a system attack is detected, the manipulation bit string is derived from the plurality of entropy bit strings (S1 to S6) again or the security key is regenerated. a physically unclonable function circuit configured to provide a plurality of entropy bit strings (S1 to S6); a security key generator configured to generate a security key by manipulating a manipulation bit string derived from the plurality of entropy bit strings (S1 to S6) according to an operation entropy bit string; a deterministic random bit generator (DRBG) configured to generate a random number string with at least one deterministic formula by using the security key as a seed of parameters; a protection circuit configured to detect system threats and system attacks; and wherein: each bit of the operation entropy bit string is configured to determine whether to perform a corresponding operation to the manipulation bit string; the random number string is used by initialization vectors, paddings, numbers used once (nonce) and cryptography applications; the parameters are generated by performing at least one logic computation on the security key; and when a system threat or a system attack is detected, the manipulation bit string is derived from the plurality of entropy bit strings (S1 to S6) again or the security key is regenerated. each bit of the operation entropy bit string is configured to determine whether to perform a corresponding operation to the manipulation bit string; the random number string is used by initialization vectors, paddings, numbers used once (nonce) and cryptography applications; the parameters are generated by performing at least one logic computation on the security key; and when a system threat or a system attack is detected, the manipulation bit string is derived from the plurality of entropy bit strings (S1 to S6) again or the security key is regenerated.
An impact tool comprising: a crank housing that accommodates a crank; a cylinder accommodated in the crank housing, the cylinder accommodating a piston and a striker; and receiving portions (A, B) that receive the cylinder as it is pressed rearward and are provided at multiple locations of the crank housing in a front-rear direction, characterized in that at least one of the receiving portions (A, B) is disposed so as to receive the rear-end portion of the cylinder. a crank housing that accommodates a crank; a cylinder accommodated in the crank housing, the cylinder accommodating a piston and a striker; and receiving portions (A, B) that receive the cylinder as it is pressed rearward and are provided at multiple locations of the crank housing in a front-rear direction, characterized in that at least one of the receiving portions (A, B) is disposed so as to receive the rear-end portion of the cylinder.
An Aluminium-Zinc-Magnesium-Copper-Zirconium (AI-Zn-Mg-Cu-Zr) alloy extrusion of composition in weight%: Zn 11.5-12.5; Mg 1.3-2.0; Cu 1.5-2.2; and Zr 0.16- 0.18, and balance being Aluminium, wherein said alloy extrusion having high strength and essentially retaining unrecrystallized grain structure and imparting solutionising effect during extrusion processing. Zn 11.5-12.5; Mg 1.3-2.0; Cu 1.5-2.2; and Zr 0.16- 0.18, and balance being Aluminium,
A duplex stainless steel of a composition comprising, in mass%, C: 0.03% or less, Si: 1.0% or less, Mn: 0.10 to 0.5%, P: 0.030% or less, S: 0.005% or less, Cr: 20.0 to 30.0%, Ni: 5.0 to 10.0%, Mo: 2.0 to 5.0%, Cu: 2.0 to 6.0%, N: less than 0.07%, at least one selected from Al: 0.05 to 1.0%, Ti: 0.02 to 1.0%, and Nb: 0.02 to 1.0%, optionally one or more selected from the following groups A to E: Group A: W: 0.02 to 1.5% by mass, Group B: V: 0.02 to 0.20% by mass, Group C: At least one selected from Zr: 0.50% or less, and B: 0.0030% or less by mass, Group D: At least one selected from REM: 0.005% or less, Ca: 0.005% or less, Sn: 0.20% or less, and Mg: 0.0002 to 0.01% by mass, and Group E: At least one selected from Ta: 0.01 to 0.1%, Co: 0.01 to 1.0%, and Sb: 0.01 to 1.0% by mass, and the balance Fe and unavoidable impurities, the duplex stainless steel having a structure that is 20 to 70% austenite phase, and 30 to 80% ferrite phase in terms of a volume fraction, and a yield strength YS of 758 MPa or more measured according to the API-5CT specifications. Group A: W: 0.02 to 1.5% by mass, Group B: V: 0.02 to 0.20% by mass, Group C: At least one selected from Zr: 0.50% or less, and B: 0.0030% or less by mass, Group D: At least one selected from REM: 0.005% or less, Ca: 0.005% or less, Sn: 0.20% or less, and Mg: 0.0002 to 0.01% by mass, and Group E: At least one selected from Ta: 0.01 to 0.1%, Co: 0.01 to 1.0%, and Sb: 0.01 to 1.0% by mass, and the balance Fe and unavoidable impurities, the duplex stainless steel having a structure that is 20 to 70% austenite phase, and 30 to 80% ferrite phase in terms of a volume fraction, and a yield strength YS of 758 MPa or more measured according to the API-5CT specifications.
A rotor disc assembly for a turbine engine, the rotor disc assembly comprising: a rotor disc (33, 133); a number of blades (32, 132, 232) secured to the rotor disc (33, 133) via disc posts and blade roots; a blade pocket cavity (35, 135, 235) is defined between adjacent blades and radially outward of the disc post and has an open end (45, 145), a coolant plenum chamber (40, 140) is defined within the rotor disc assembly and is formed as a distribution reservoir about the whole rotor disc (33, 133); the disc post comprises a surface which is part of a wheel space to one front side of the rotor disc assembly, the assembly is characterised in that the surface includes entrainment features (146, 246) that extend between and direct a curtain airflow from the coolant plenum chamber (40, 140) across the open end (45, 145) for coolant air containment within the blade pocket cavity (35, 135, 235) and for preventing hot air entering the blade pocket cavity. a rotor disc (33, 133); a number of blades (32, 132, 232) secured to the rotor disc (33, 133) via disc posts and blade roots; a blade pocket cavity (35, 135, 235) is defined between adjacent blades and radially outward of the disc post and has an open end (45, 145), a coolant plenum chamber (40, 140) is defined within the rotor disc assembly and is formed as a distribution reservoir about the whole rotor disc (33, 133); the disc post comprises a surface which is part of a wheel space to one front side of the rotor disc assembly, the assembly is characterised in that the surface includes entrainment features (146, 246) that extend between and direct a curtain airflow from the coolant plenum chamber (40, 140) across the open end (45, 145) for coolant air containment within the blade pocket cavity (35, 135, 235) and for preventing hot air entering the blade pocket cavity.
A tundish for continuous casting, the tundish having an inner volume comprising: an inlet portion comprising an inlet for receiving molten metal, an outlet portion comprising at least one outlet for discharging molten metal, and a flow separator, the tundish further comprising an EMS stirrer for electromagnetic stirring, wherein, the flow separator is positioned between the inlet portion and the outlet portion, the EMS stirrer is disposed outside of the tundish, at a vertical position below the top of the inner volume of the tundish and above the bottom of the inner volume of the tundish, the EMS stirrer is disposed to stir the molten metal in an essentially horizontal direction, with essentially no vertical component, and to make the molten metal in the outlet portion flow in a horizontal direction, and the flow which is directly induced by the EMS stirrer flows away from the inlet, and wherein the flow separator is configured to restrict the stirring of the molten metal by the EMS stirrer in the inlet portion. the tundish further comprising an EMS stirrer for electromagnetic stirring, wherein, the flow separator is positioned between the inlet portion and the outlet portion, the EMS stirrer is disposed outside of the tundish, at a vertical position below the top of the inner volume of the tundish and above the bottom of the inner volume of the tundish, the EMS stirrer is disposed to stir the molten metal in an essentially horizontal direction, with essentially no vertical component, and to make the molten metal in the outlet portion flow in a horizontal direction, and the flow which is directly induced by the EMS stirrer flows away from the inlet, and wherein the flow separator is configured to restrict the stirring of the molten metal by the EMS stirrer in the inlet portion.
A production method for producing a sealed break-open package; the sealed package comprises: a sheet; a sealed pocket, which contains a dose of a product and is delimited on one side by the sheet; and a pre-weakened area, which is created in a central area of the sheet so as to guide, following a bending of the sheet, a controlled breaking of the sheet in the pre-weakened area in order to cause the formation of an outlet opening for the product through the sheet; the packaging method comprises the steps of: making, through an outer surface of the sheet and by means of a first tool, an outer incision, which at least partially extends into the area of the pocket; and making, through an inner surface of the sheet opposite the outer surface and by means of a second tool, an inner incision, which is parallel to and aligned with the outer incision; the production method is characterized in that the inner incision is made only after the outer incision has been completed and by making the second tool perform a working stroke, which brings a tip of the second tool inside the outer incision. the sealed package comprises: a sheet; a sealed pocket, which contains a dose of a product and is delimited on one side by the sheet; and a pre-weakened area, which is created in a central area of the sheet so as to guide, following a bending of the sheet, a controlled breaking of the sheet in the pre-weakened area in order to cause the formation of an outlet opening for the product through the sheet; the packaging method comprises the steps of: making, through an outer surface of the sheet and by means of a first tool, an outer incision, which at least partially extends into the area of the pocket; and making, through an inner surface of the sheet opposite the outer surface and by means of a second tool, an inner incision, which is parallel to and aligned with the outer incision; the production method is characterized in that the inner incision is made only after the outer incision has been completed and by making the second tool perform a working stroke, which brings a tip of the second tool inside the outer incision. making, through an outer surface of the sheet and by means of a first tool, an outer incision, which at least partially extends into the area of the pocket; and making, through an inner surface of the sheet opposite the outer surface and by means of a second tool, an inner incision, which is parallel to and aligned with the outer incision; the production method is characterized in that the inner incision is made only after the outer incision has been completed and by making the second tool perform a working stroke, which brings a tip of the second tool inside the outer incision.
An input device for portable terminal, comprising: a circuit board having a magnetism sensing portion for sensing changes of magnetism; a magnet disposed above the circuit board by a prescribed height, and configured to move in a plurality of directions; a shuttle having a magnet mounting portion for fixing the magnet at the center thereof, and having a plurality of elastic connecting portions radially disposed around the magnet mounting portion, the elastic connecting portions formed in curved lines from the center of the magnet so as to elastically support the magnet mounting portion; and a dome switch configured to perform an input operation as the magnet mounting portion is pressed, the dome switch being mounted to an upper surface of the circuit board, characterized in that a lower surface of the magnet mounting portion is formed in a round shape so as to reduce a frictional force with the circuit board or with an upper surface of the dome switch when the mounting portion moves in a horizontal direction. a circuit board having a magnetism sensing portion for sensing changes of magnetism; a magnet disposed above the circuit board by a prescribed height, and configured to move in a plurality of directions; a shuttle having a magnet mounting portion for fixing the magnet at the center thereof, and having a plurality of elastic connecting portions radially disposed around the magnet mounting portion, the elastic connecting portions formed in curved lines from the center of the magnet so as to elastically support the magnet mounting portion; and a dome switch configured to perform an input operation as the magnet mounting portion is pressed, the dome switch being mounted to an upper surface of the circuit board, characterized in that a lower surface of the magnet mounting portion is formed in a round shape so as to reduce a frictional force with the circuit board or with an upper surface of the dome switch when the mounting portion moves in a horizontal direction.
A method for producing superpure metals and monocrystals from them, comprising creating in the melt an overcooling field exceeding the growth instability range, wherein a monocrystalline structure is produced and refining is conducted simultaneously by solidifying the melt in the field of force of centrifuges at a gravitation factor allowing overcooling to be produced in the melt that is equal to the difference between the optimal overcooling value corresponding to the maximum linear growth speed of the crystal and the growth metastability range, said difference being determined from the formula: ΔT = A T ln Θ, wherein: Θ = 10 23 B K g + 10 23 exp − A 1 − L K g 3 T Δ T 0 + M K g 2 Θ is a gravitation factor correction; A, B, L, and M are coefficients, the value of B being determined on the basis of the thermodynamic characteristics of the mold that determine the rate of thermal process, and the numerical values of A, L, and M being determined by the physical and chemical characteristics of metals; Kg is the gravitation factor; T is the solidification temperature; and ΔTo are melt overcooling values obtained experimentally. Θ is a gravitation factor correction; A, B, L, and M are coefficients, the value of B being determined on the basis of the thermodynamic characteristics of the mold that determine the rate of thermal process, and the numerical values of A, L, and M being determined by the physical and chemical characteristics of metals; Kg is the gravitation factor; T is the solidification temperature; and ΔTo are melt overcooling values obtained experimentally.
A motor-driven compressor for a vehicle comprising: a housing, an inverter unit, an inverter circuit being incorporated in the inverter unit, a filter unit (30, 300, 310, 320) being connected to the inverter unit, a filter circuit being incorporated in the filter unit (30, 300, 310, 320), wherein a first accommodation chamber is formed in the housing, the inverter unit is incorporated in the first accommodation chamber, and a second accommodation chamber is formed in the housing, wherein the filter unit (30, 300, 310, 320) is incorporated in the second accommodation chamber, and the filter circuit has an input terminal (31, 32, 80, 83) and an output terminal (33, 34, 81, 84) drawn out in the same direction from the filter circuit. a housing, an inverter unit, an inverter circuit being incorporated in the inverter unit, a filter unit (30, 300, 310, 320) being connected to the inverter unit, a filter circuit being incorporated in the filter unit (30, 300, 310, 320), wherein a first accommodation chamber is formed in the housing, the inverter unit is incorporated in the first accommodation chamber, and a second accommodation chamber is formed in the housing, wherein the filter unit (30, 300, 310, 320) is incorporated in the second accommodation chamber, and the filter circuit has an input terminal (31, 32, 80, 83) and an output terminal (33, 34, 81, 84) drawn out in the same direction from the filter circuit.
A communication system for use in a railway vehicle, the communication system comprising: - a first communication network and a second communication network, said first communication network and said second communication network using physically separate communication media; and - a plurality of communication terminals (100, 200), each connected to both said first communication network and said second communication network; wherein the communication system is adapted to prioritise communications from said plurality of communication terminals (100, 200) over said first communication network and said second communication network according to at least two levels of service; wherein a first communication terminal from among said plurality of communication terminals comprises a first functional module and a second functional module, said first functional module and said second functional module being functionally equivalent, said first functional module being adapted to interface with said first communication network and said second functional module being adapted to interface with said second communication network; wherein said first functional module and said second functional module are configured to be simultaneously operational; characterized in that said first functional module and said second functional module each comprise an audio conversion device (115, 125), such as a microphone or a speaker; and in that an additional delay is introduced in a signal processed by said second functional module. - a first communication network and a second communication network, said first communication network and said second communication network using physically separate communication media; and - a plurality of communication terminals (100, 200), each connected to both said first communication network and said second communication network;
A remote node powered by a first number of lines (L1, L2,..., Ln), each line thereof being capable of providing power to the remote node in an active state of the line and not being capable of providing power to the remote node in a non-active state of the line; said remote node comprising: - a second number of at least two converters, wherein the second number of converters is a second number of DC/DC converters; - a multiplexing part configured for electrically connecting said first number of lines to said second number of DC/DC converters; - a power control part configured for controlling said connecting of said multiplexing part, and for controlling the power provided by each line of said first number of lines to a DC/DC converter of said second number of DC/DC converters, in function of the time and depending on the states of the first number of lines (L1, L2,..., Ln), wherein each DC/DC converter of the second number of DC/DC converters is connectable through the multiplexing part to at least two lines of said first number of lines, and wherein each line of said first number of lines is connectable through said multiplexing part to at least one DC/DC converter of said second number of DC/DC converters, with at least one line of said first number of lines being connectable to at least two DC/DC converters of said second number of DC/DC converters. - a second number of at least two converters, wherein the second number of converters is a second number of DC/DC converters; - a multiplexing part configured for electrically connecting said first number of lines to said second number of DC/DC converters; - a power control part configured for controlling said connecting of said multiplexing part, and for controlling the power provided by each line of said first number of lines to a DC/DC converter of said second number of DC/DC converters, in function of the time and depending on the states of the first number of lines (L1, L2,..., Ln),
A battery pack comprising: a cell assembly comprising a plurality of secondary cells and a plurality of cartridges, the cartridges being configured to be stacked on one another and to accommodate the secondary cells while surrounding outer circumferential portions of the secondary cells from outsides of the secondary cells; a lower housing having an empty inner space to accommodate the cell assembly in the inner space, the lower housing being opened on an upper side thereof; a lower end plate comprising a plate-shaped metallic material and placed in surface contact with a lower surface of the lower housing; and a lower cover placed on a lower portion of the lower end plate to cover the lower end plate, the lower cover being fixedly coupled to the lower housing. a cell assembly comprising a plurality of secondary cells and a plurality of cartridges, the cartridges being configured to be stacked on one another and to accommodate the secondary cells while surrounding outer circumferential portions of the secondary cells from outsides of the secondary cells; a lower housing having an empty inner space to accommodate the cell assembly in the inner space, the lower housing being opened on an upper side thereof; a lower end plate comprising a plate-shaped metallic material and placed in surface contact with a lower surface of the lower housing; and a lower cover placed on a lower portion of the lower end plate to cover the lower end plate, the lower cover being fixedly coupled to the lower housing.