mhurhangee/ep-ind-claims huggingface dataset:
A voltage controlled current source for bus regulation comprising: an inductor operable to couple to a current source; and a synchronous switch coupled to the inductor and operable to couple the inductor to an electrical bus according to a first pulse width modulation, PWM, duty cycle to deliver a bus current to the electrical bus; and a PWM controller coupled to the synchronous switch, and operable to control the first PWM duty cycle such that the bus current is proportional to a source current from the current source and the first PWM duty cycle, and operable to control the first PWM duty cycle to be proportional to an error signal based on a comparison of a voltage of the electrical bus to a reference voltage, wherein the bus current is proportional to the error signal and the reference voltage is based on an average voltage of 2. the first PWM duty cycle. an inductor operable to couple to a current source; and a synchronous switch coupled to the inductor and operable to couple the inductor to an electrical bus according to a first pulse width modulation, PWM, duty cycle to deliver a bus current to the electrical bus; and a PWM controller coupled to the synchronous switch, and operable to control the first PWM duty cycle such that the bus current is proportional to a source current from the current source and the first PWM duty cycle, and operable to control the first PWM duty cycle to be proportional to an error signal based on a comparison of a voltage of the electrical bus to a reference voltage, wherein the bus current is proportional to the error signal and the reference voltage is based on an average voltage of 2. the first PWM duty cycle.
A vehicle child safety seat comprising: a seat main body on which an occupant sits; a seat belt for restraining the occupant to the seat main body, the seat belt including a shoulder harness having a long belt shape and facing a shoulder of the occupant; a shoulder pad placed between the shoulder of the occupant and the shoulder harness; and a harness cover including a body portion formed in a pouch shape, having paired insertion holes through which the shoulder harness is passed so that the harness cover is attached to the shoulder harness, accommodating the shoulder pad therein, and having an opening so that the shoulder pad is put in and out via the opening in a state where the harness cover is attached to the shoulder harness, the vehicle child safety seat characterized in that the body portion of the harness cover includes a cutout portion. a seat main body on which an occupant sits; a seat belt for restraining the occupant to the seat main body, the seat belt including a shoulder harness having a long belt shape and facing a shoulder of the occupant; a shoulder pad placed between the shoulder of the occupant and the shoulder harness; and a harness cover including a body portion formed in a pouch shape, having paired insertion holes through which the shoulder harness is passed so that the harness cover is attached to the shoulder harness, accommodating the shoulder pad therein, and having an opening so that the shoulder pad is put in and out via the opening in a state where the harness cover is attached to the shoulder harness,
A stabilized corrosion inhibitor composition consisting of a sulfur-based corrosion inhibitor, wherein the sulfur-based corrosion inhibitor is mercaptoethanol, thioglycolic acid, or a blend thereof, an aliphatic tertiary amino functional compound in a weight ratio of 1000:1 to 1:1000 of the sulfur-based corrosion inhibitor to the aliphatic tertiary amino functional compound, wherein the aliphatic tertiary amino functional compound is hexamethylenetetramine, optionally one or more equilibrium products of hexamethylenetetramine, wherein the equilibrium products are ammonia and formaldehyde, and optionally a solvent, and optionally one or more cosolvents, polymers, H 2 S scavengers, surfactants, or combinations of two or more thereof.
An interlayer film for laminated glass comprising: a first layer which contains a thermoplastic resin and silica particles and has tanδ, as measured according to the method in the description, of 0.8 or greater at 200°C; and a second layer which contains a thermoplastic resin, is disposed on a first surface side of the first layer, and has a glass transition temperature, as measured according to the method in the description, higher than a glass transition temperature, as measured according to the method in the description, of the first layer, wherein the thermoplastic resin in the first layer is a polyvinyl acetal resin having a degree of acetylation 2-as measured according to the method in the description, of 15 mol% or less and a degree of acetalization as measured according to the method in the description, of 60 mol% or greater, wherein the thermoplastic resin in the second layer is selected from a group consisting of a polyvinyl acetal resin, an ethylene-vinyl acetate copolymer resin, an ethylene-acrylic acid copolymer resin, a polyurethane resin and a polyvinyl alcohol resin, and wherein an absolute value of a difference between a glass transition temperature, as measured according to the method in the description, of the first layer and a glass transition temperature, as measured according to the method in the description, of the second layer is 20°C or higher. a first layer which contains a thermoplastic resin and silica particles and has tanδ, as measured according to the method in the description, of 0.8 or greater at 200°C; and a second layer which contains a thermoplastic resin, is disposed on a first surface side of the first layer, and has a glass transition temperature, as measured according to the method in the description, higher than a glass transition temperature, as measured according to the method in the description, of the first layer, wherein the thermoplastic resin in the first layer is a polyvinyl acetal resin having a degree of acetylation 2-as measured according to the method in the description, of 15 mol% or less and a degree of acetalization as measured according to the method in the description, of 60 mol% or greater, wherein the thermoplastic resin in the second layer is selected from a group consisting of a polyvinyl acetal resin, an ethylene-vinyl acetate copolymer resin, an ethylene-acrylic acid copolymer resin, a polyurethane resin and a polyvinyl alcohol resin, and wherein an absolute value of a difference between a glass transition temperature, as measured according to the method in the description, of the first layer and a glass transition temperature, as measured according to the method in the description, of the second layer is 20°C or higher.
The use of an essentially soap-free composition, having maximally 2 wt.% of soap, in shaving the skin, the composition comprising 50-90 wt.% water, 1-15 wt.% humectant, 0.1 to 20 wt.% of a surfactant and/or a foam stabilizer, up to 5 wt.% of a structurant such as a thickener, a viscosity enhancer or a rheology modifier and 0.01-6 wt.% of a volatile nitrogen base, the percentages being by weight of the entire composition.
Blade of a radially conveying air conveying wheel having a blade edge having an axial-side blade edge contour which extends from a blade leading edge to a blade trailing edge along a curve, wherein the blade edge contour has at least one front section which is adjacent to the blade leading edge in the radial direction, a rear section radially adjacent to the blade trailing edge, and a central section located between the front section and the rear section, the blade edge contour having an S-shaped curve in the central section, as seen in a lateral cross section, and an axial height h of the blade increasing in the direction of the blade trailing edge, characterized in that the center section has a curve progression along a chord length s of the blade from a beginning of the center section s cental section min to an end of the center section s cental section max, which is determined in a normalized manner by the formula h s = tanh s − s c e n t r a l - section min + s c e n t r a l - section max 2 t ∗ h s c e n t r a l - section min + h s c e n t r a l - section max 2 + h s c e n t r a l - section min + h s c e n t r a l - section min + h s c e n t r a l - section max 2 where h corresponds to an axial height of the blade and s corresponds to a chord length of the blade extending from the blade leading edge to the blade trailing edge, where h and s each have values from 0 to 1, and and t ∈ [0, 1], 0.1 ≤ s central section min ≤ s central section max, s central section min ≤ s central section max ≤ 0.8.
A vacuum pump comprising: a turbo-molecular pumping mechanism in series with a Siegbahn pumping mechanism; a first pump inlet through which gas can pass through both the turbo-molecular pumping mechanism and the Siegbahn pumping mechanism; and an inter-stage inlet through which gas can enter the pump at a location between the turbo-molecular pumping mechanism and the Siegbahn pumping mechanism and pass only through the Siegbahn pumping mechanism; characterized in that flow channels (52, 62) in a first plurality of stages (32, 34) of the Siegbahn pumping mechanism are in fluid communication with the inter-stage inlet and gas entering the pump through the inter-stage inlet is pumped in parallel along said flow channels. a turbo-molecular pumping mechanism in series with a Siegbahn pumping mechanism; a first pump inlet through which gas can pass through both the turbo-molecular pumping mechanism and the Siegbahn pumping mechanism; and an inter-stage inlet through which gas can enter the pump at a location between the turbo-molecular pumping mechanism and the Siegbahn pumping mechanism and pass only through the Siegbahn pumping mechanism; characterized in that flow channels (52, 62) in a first plurality of stages (32, 34) of the Siegbahn pumping mechanism are in fluid communication with the inter-stage inlet and gas entering the pump through the inter-stage inlet is pumped in parallel along said flow channels.
A handle assembly comprising: a frame comprising first and second sidewalls spaced apart from and operably connected to one another, said frame also including a carabiner defining an opening thereto; a spring member connected to the frame proximate the carabiner; a gate urged by the spring member to extend at least partially across the opening defined by the carabiner, wherein the spring member has a portion that extends from the frame, the gate being pivotally mounted to said portion, characterised in that the frame also includes a tab and said portion of the spring member includes a corresponding engagement member configured to engage the tab such that the tab resists movement of the spring member relative to the frame. a frame comprising first and second sidewalls spaced apart from and operably connected to one another, said frame also including a carabiner defining an opening thereto; a spring member connected to the frame proximate the carabiner; a gate urged by the spring member to extend at least partially across the opening defined by the carabiner, wherein the spring member has a portion that extends from the frame, the gate being pivotally mounted to said portion, characterised in that the frame also includes a tab and said portion of the spring member includes a corresponding engagement member configured to engage the tab such that the tab resists movement of the spring member relative to the frame.
A drill bit comprising: a stationary body; a rotating member; a first seal surface; and a non-elastomeric seal member exposed to a lubricant, the non-elastomeric seal member including a first end having a second seal surface that is in contact with the first seal surface, a second end that is fixed and a bias member between the first end and the second end; characterised in that the non-elastomeric seal member is a unitary metallic member. a stationary body; a rotating member; a first seal surface; and a non-elastomeric seal member exposed to a lubricant, the non-elastomeric seal member including a first end having a second seal surface that is in contact with the first seal surface, a second end that is fixed and a bias member between the first end and the second end; characterised in that the non-elastomeric seal member is a unitary metallic member.
A system for simulating a reaction force from a virtual object, the system at least comprising: an input force sensor to sense an input force applied to the virtual object by a user; calculating means connected to the Input force sensor to receive the input force therefrom and to calculate the reaction force to apply to the user; at least a first pair (201a, 201b) of linear resonant actuators (LRAs) constrained to move along a first axis; and a driver for the LRAs connected to the calculating means to receive therefrom drive signals (601a, 601b); characterized in that: the driver is configured to alternately drive each one of the pair of LRAs in a first direction along the first axis by an amount determined by the reaction force, whilst allowing the other one of the pair of LRAs to recover more gently in a direction opposite to the first direction. an input force sensor to sense an input force applied to the virtual object by a user; calculating means connected to the Input force sensor to receive the input force therefrom and to calculate the reaction force to apply to the user; at least a first pair (201a, 201b) of linear resonant actuators (LRAs) constrained to move along a first axis; and a driver for the LRAs connected to the calculating means to receive therefrom drive signals (601a, 601b); characterized in that: the driver is configured to alternately drive each one of the pair of LRAs in a first direction along the first axis by an amount determined by the reaction force, whilst allowing the other one of the pair of LRAs to recover more gently in a direction opposite to the first direction.
A method, implemented by a first station in a wireless network, for transmitting an uplink response, the method comprising: receiving a downlink multi-user frame not including a trigger frame, HE-SIG-B, addressed to a plurality of stations, including the first station, and received from an access point in the wireless network; processing a first Media Access Control, MAC, Protocol Data Units, MPDU, (MPDU1-1) in the downlink multi-user frame to determine acknowledgement information indicating properties of a first multi-user response frame, the acknowledgement information including scheduling information; in response to the scheduling information being located in a MAC header of the first MPDU, generating, based on the scheduling information, the first multi-user response frame responsive to the downlink multi-user frame, the first multi-user response frame constructed in an orthogonal frequency-division multiple access, OFDMA, manner and including only a single High Efficiency Long Training Field, HE-LTF, symbol; and transmitting the first multi-user response frame (STA1 BA) to the access point using the scheduling information, wherein the first multi-user response frame is to be transmitted simultaneous with a second multi-user response frame including a single HE-LTF (STA2 BA) to be transmitted by a second station, the multi-user response frame being transmitted together with the second multiuser response frame using a single space-time stream. receiving a downlink multi-user frame not including a trigger frame, HE-SIG-B, addressed to a plurality of stations, including the first station, and received from an access point in the wireless network; processing a first Media Access Control, MAC, Protocol Data Units, MPDU, (MPDU1-1) in the downlink multi-user frame to determine acknowledgement information indicating properties of a first multi-user response frame, the acknowledgement information including scheduling information; in response to the scheduling information being located in a MAC header of the first MPDU, generating, based on the scheduling information, the first multi-user response frame responsive to the downlink multi-user frame, the first multi-user response frame constructed in an orthogonal frequency-division multiple access, OFDMA, manner and including only a single High Efficiency Long Training Field, HE-LTF, symbol; and transmitting the first multi-user response frame (STA1 BA) to the access point using the scheduling information, wherein the first multi-user response frame is to be transmitted simultaneous with a second multi-user response frame including a single HE-LTF (STA2 BA) to be transmitted by a second station, the multi-user response frame being transmitted together with the second multiuser response frame using a single space-time stream.
The use of an additive composition to improve the electrical conductivity of a fuel oil; wherein the additive composition comprises a polymeric condensation product formed by the reaction of an aliphatic aldehyde or ketone with at least one ester of p-hydroxybenzoic acid.
A packet processing method, applied to a system comprising a layer 4 forwarding device, a layer 7 forwarding device, and a controller, wherein the layer 4 forwarding device and the layer 7 forwarding device separately communicate with the controller, and a data channel used to transmit a packet exists between the layer 4 forwarding device and the layer 7 forwarding device; and the method comprises: sending (201, 501, 601, 801), by the controller, a first forwarding entry to the layer 4 forwarding device, wherein the first forwarding entry comprises a first keyword and a first processing policy corresponding to the first keyword, the first keyword comprises layer 4 information for matching a packet, and the first forwarding entry is used to instruct the layer 4 forwarding device to send a second packet to the layer 7 forwarding device according to the first processing policy when a first packet matching the first keyword is received; and sending (202, 502, 602, 802), by the controller, to the layer 7 forwarding device, a control rule used to instruct the layer 7 forwarding device in packet processing, so that the layer 7 forwarding device processes the second packet according to the control rule. sending (201, 501, 601, 801), by the controller, a first forwarding entry to the layer 4 forwarding device, wherein the first forwarding entry comprises a first keyword and a first processing policy corresponding to the first keyword, the first keyword comprises layer 4 information for matching a packet, and the first forwarding entry is used to instruct the layer 4 forwarding device to send a second packet to the layer 7 forwarding device according to the first processing policy when a first packet matching the first keyword is received; and sending (202, 502, 602, 802), by the controller, to the layer 7 forwarding device, a control rule used to instruct the layer 7 forwarding device in packet processing, so that the layer 7 forwarding device processes the second packet according to the control rule.
High-pressure fuel pump for a fuel system for an internal combustion engine, with an inlet for supplying fuel, with an outlet for dispensing compressed fuel, with a pump housing, a delivery chamber arranged in the pump housing, with a pump piston which is movable in the pump housing along a longitudinal direction and delimits the delivery chamber, with an inlet valve which is arranged between the inlet and the delivery chamber and opens towards the delivery chamber, with an outlet valve which is arranged between the delivery chamber and the outlet and opens away from the delivery chamber, with a high-pressure region which extends fluidically between the outlet valve and the outlet, with a low-pressure region which extends fluidically between the inlet and the inlet valve, and with a pressure-limiting valve which fluidically connects the high-pressure region to the low-pressure region and opens towards the low-pressure region, so that fuel flows out of the high-pressure region into the low-pressure region when the pressure difference between fuel in the high-pressure region and fuel in the low-pressure region exceeds an opening pressure, wherein the pump housing comprises a pump body and a pump cover which are connected to each other, wherein a damping region belonging to the low-pressure region is delimited by the pump body and the pump cover, in which damping region at least one diaphragm damper is arranged, wherein the pressure-limiting valve fluidically connects the high-pressure region to the damping region and opens towards the damping region, so that fuel flows out of the high-pressure region into the damping region when the pressure difference between fuel in the high-pressure region and fuel in the low-pressure region exceeds the opening pressure, wherein the outlet valve is fixed in an outlet valve bore of the pump housing, wherein the pressure-limiting valve is fixed in a pressure-limiting valve bore of the pump housing, and wherein the outlet valve bore and the pressure-limiting valve bore extend in mutually geometrically parallel planes perpendicular to the longitudinal direction, wherein the pressure-limiting valve bore is connected to the damping region by a low-pressure connection bore lying in the low-pressure region, characterized in that the cross section of the low-pressure connection bore is 5% to 35% smaller than the cross section of the pressure-limiting valve bore.
A method of operating an access point (102, 104), comprising: receiving a set of identifiers from a wireless communications device (112, 114, 116), receiving, from the wireless communications device (112, 114, 116), a list of peer devices discovered by the wireless communications device (112, 114, 116); and determining the location of the wireless communications device (112, 114, 116) from the received list of peer devices and information about the location of one or more of the peer devices on said list; and transmitting at least one identifier in the received set of identifiers in a wireless peer to peer communications channel. receiving a set of identifiers from a wireless communications device (112, 114, 116), receiving, from the wireless communications device (112, 114, 116), a list of peer devices discovered by the wireless communications device (112, 114, 116); and determining the location of the wireless communications device (112, 114, 116) from the received list of peer devices and information about the location of one or more of the peer devices on said list; and transmitting at least one identifier in the received set of identifiers in a wireless peer to peer communications channel.
A flat tube for a heat exchanger for a flow of a fluid therein, the tube being formed by bending a sheet metal strip along its length, the metal strip comprising longitudinal edges (2A, 2B), the flat tube further comprising: a first wall, a second wall parallel to the first wall, said walls (3, 4) being substantially flat, two complementary side wall portions joining said first and second walls (3, 4) together, wherein the first fall comprises a seam extending along the longitudinal axis of the flat tube so that juxtaposed longitudinal edges (2A, 2B) of the metal strip join together in parallel manner towards the second wall to form a closed profile of the tube, wherein the seam comprises a first section fixed to the second wall and extending along the first portion of the seam along the longitudinal axis of the flat tube, wherein the seam further comprises a second section extending along the second portion of the seam arranged in series with respect to the first portion of the seam and along the longitudinal axis of the flat tube, wherein the second section is separated from the second wall, characterised in that the seam comprises an incision separating at least the portion of the second section at least from the second wall, wherein the incision 7 divides the seam into an abscessed portion which is unitary with the longitudinal edges (2A, 2B) protruding from the first wall, and a remaining portion which remains fixed with the second wall..