mhurhangee/ep-ind-claims huggingface dataset:
An apparatus for carrying out both x-ray diffraction and x-ray fluorescence analysis of a crystalline sample, comprising: an evacuable chamber; a sample holder located within the evacuable chamber, for mounting the crystalline sample so that it may be analysed; an x-ray fluorescence source mounted within the evacuable chamber, for illuminating the crystalline sample with x-rays; an XRF detection arrangement for detecting secondary x-rays emitted from the surface of the crystalline sample as a result of illumination by x-rays from the said x-ray fluorescence source, the XRF detection arrangement, the sample holder and the x-ray fluorescence source being positioned in a first plane; an x-ray diffraction source, also mounted within the evacuable chamber but separate from the x-ray fluorescence source, for illuminating the crystalline sample with x-rays; an XRD detection arrangement for detecting x-rays of a characteristic wavelength which have been diffracted by the crystalline sample, the XRD detection arrangement, the sample holder and x-ray diffraction source being positioned in a second plane; and a moveable XRD support assembly, comprising a first part configured to mount the XRD source for relative movement between the XRD source and the sample holder, and a second part configured to mount the XRD detection arrangement for relative movement between the XRD detection arrangement and the sample holder; and wherein the first and second planes are different. an evacuable chamber; a sample holder located within the evacuable chamber, for mounting the crystalline sample so that it may be analysed; an x-ray fluorescence source mounted within the evacuable chamber, for illuminating the crystalline sample with x-rays; an XRF detection arrangement for detecting secondary x-rays emitted from the surface of the crystalline sample as a result of illumination by x-rays from the said x-ray fluorescence source, the XRF detection arrangement, the sample holder and the x-ray fluorescence source being positioned in a first plane; an x-ray diffraction source, also mounted within the evacuable chamber but separate from the x-ray fluorescence source, for illuminating the crystalline sample with x-rays; an XRD detection arrangement for detecting x-rays of a characteristic wavelength which have been diffracted by the crystalline sample, the XRD detection arrangement, the sample holder and x-ray diffraction source being positioned in a second plane; and a moveable XRD support assembly, comprising a first part configured to mount the XRD source for relative movement between the XRD source and the sample holder, and a second part configured to mount the XRD detection arrangement for relative movement between the XRD detection arrangement and the sample holder; and wherein the first and second planes are different.
An actuator for an electric lock, the actuator comprising: a stator of an electric motor; a drive sub-unit which is rotatably mounted, the drive sub-unit comprising: a rotor of the electric motor; a drive shaft fixed to the rotor in a torque-proof manner or integral with the rotor; and a drive wheel fixed to the drive shaft in a torque-proof manner; a driven sub-unit which is rotatably mounted, the driven sub-unit comprising: a driven shaft extending parallel to the drive shaft; a driven wheel fixed to the driven shaft in a torque-proof manner, the driven wheel being engaged with the drive wheel; wherein the drive sub-unit has a first moment of inertia, I 1, and the driven sub-unit has a second moment of inertia, I 2, characterized in that |I 1 - I 2 | / max (I 1, I 2) is less than 20%. a stator of an electric motor; a drive sub-unit which is rotatably mounted, the drive sub-unit comprising: a rotor of the electric motor; a drive shaft fixed to the rotor in a torque-proof manner or integral with the rotor; and a drive wheel fixed to the drive shaft in a torque-proof manner; a rotor of the electric motor; a drive shaft fixed to the rotor in a torque-proof manner or integral with the rotor; and a drive wheel fixed to the drive shaft in a torque-proof manner; a driven sub-unit which is rotatably mounted, the driven sub-unit comprising: a driven shaft extending parallel to the drive shaft; a driven wheel fixed to the driven shaft in a torque-proof manner, the driven wheel being engaged with the drive wheel; a driven shaft extending parallel to the drive shaft; a driven wheel fixed to the driven shaft in a torque-proof manner, the driven wheel being engaged with the drive wheel; wherein the drive sub-unit has a first moment of inertia, I 1, and the driven sub-unit has a second moment of inertia, I 2, characterized in that |I 1 - I 2 | / max (I 1, I 2) is less than 20%.
A wireless receiver comprising: a mixer configured to receive an input radio frequency, RF, signal comprising a relatively small modulation signal and a relatively large carrier signal, the mixer comprising a plurality of switches, each of the switches comprises a transistor (601, 602, 603, 604) having a gate and a source; a balancing circuit (613, 614, 615, 616) configured to receive a supply voltage and a clocking signal (clk, clkb) and provide a control signal to a switch in the mixer, the balancing circuit (613, 614, 615, 616, 800) comprising a capacitor configured to receive and selectively dissipate charge as a gate voltage along a gate path coupling one terminal of the capacitor to the gate of the transistor (601, 602, 603, 604) of the switch, the other terminal of the capacitor providing a source voltage to said transistor (601, 602, 603, 604) through a source path which couples said other terminal of the capacitor to the source of said transistor (601, 602, 603, 604); and a pair of transistors (810, 812) configured to isolate the switch in the mixer from the capacitor while the capacitor is charging; wherein the control signal causes switching of the switch in the mixer at times in accordance with the clocking signal (clk, clkb) according to a voltage difference value between a source voltage and the gate voltage, wherein the voltage difference value between the source voltage and the gate voltage is approximately a predetermined voltage value greater than a turn-on voltage level of the switch. a mixer configured to receive an input radio frequency, RF, signal comprising a relatively small modulation signal and a relatively large carrier signal, the mixer comprising a plurality of switches, each of the switches comprises a transistor (601, 602, 603, 604) having a gate and a source; a balancing circuit (613, 614, 615, 616) configured to receive a supply voltage and a clocking signal (clk, clkb) and provide a control signal to a switch in the mixer, the balancing circuit (613, 614, 615, 616, 800) comprising a capacitor configured to receive and selectively dissipate charge as a gate voltage along a gate path coupling one terminal of the capacitor to the gate of the transistor (601, 602, 603, 604) of the switch, the other terminal of the capacitor providing a source voltage to said transistor (601, 602, 603, 604) through a source path which couples said other terminal of the capacitor to the source of said transistor (601, 602, 603, 604); and a pair of transistors (810, 812) configured to isolate the switch in the mixer from the capacitor while the capacitor is charging; wherein the control signal causes switching of the switch in the mixer at times in accordance with the clocking signal (clk, clkb) according to a voltage difference value between a source voltage and the gate voltage, wherein the voltage difference value between the source voltage and the gate voltage is approximately a predetermined voltage value greater than a turn-on voltage level of the switch.
An automatic fire alarm system, comprising: a master unit including a voltage applicator configured to apply a voltage to a pair of electrical wires (51, 52); at least one first slave unit that is electrically connected to the pair of electrical wires and configured to switch between a state of short-circuiting the pair of electrical wires and a state of not short-circuiting the pair of electrical wires; and at least one second slave unit that is electrically connected to the pair of electrical wires and configured to transmit a downlink current signal which includes an electric current signal and is generated in the pair of electrical wires by changing an electric current flowing in from the pair of electrical wires, wherein the master unit includes: a resistor that is provided between the voltage applicator and at least one of the pair of electrical wires and configured to limit an electric current that flows through the pair of electrical wires when the pair of electrical wires is short-circuited by the at least one first slave unit; and a receiver configured to receive a downlink voltage signal resulting from conversion of the downlink current signal into a change in voltage in the pair of electrical wires by a voltage drop at the resistor. a master unit including a voltage applicator configured to apply a voltage to a pair of electrical wires (51, 52); at least one first slave unit that is electrically connected to the pair of electrical wires and configured to switch between a state of short-circuiting the pair of electrical wires and a state of not short-circuiting the pair of electrical wires; and at least one second slave unit that is electrically connected to the pair of electrical wires and configured to transmit a downlink current signal which includes an electric current signal and is generated in the pair of electrical wires by changing an electric current flowing in from the pair of electrical wires, wherein the master unit includes: a resistor that is provided between the voltage applicator and at least one of the pair of electrical wires and configured to limit an electric current that flows through the pair of electrical wires when the pair of electrical wires is short-circuited by the at least one first slave unit; and a receiver configured to receive a downlink voltage signal resulting from conversion of the downlink current signal into a change in voltage in the pair of electrical wires by a voltage drop at the resistor.
A modular heat exchange tower that extends vertically along a longitudinal axis, comprising: a first air inlet module comprising a first stanchion; a second air inlet module comprising a second air stanchion; a third air inlet module comprising a third stanchion; a fourth air inlet module comprising a fourth stanchion; a first heat exchange module, wherein said first heat exchange module is positioned vertically adjacent and spans said first and said second air inlet modules; a second heat exchange module, wherein said second heat exchange module is positioned vertically adjacent and spans said third and fourth- air inlet modules; a first plenum module positioned vertically adjacent the first heat exchange module and said second heat exchange module along the longitudinal axis wherein said first plenum module comprises an air current generator disposed therein; a third heat exchange module, wherein said third heat exchange module is positioned laterally between said first and said second heat exchange modules; a second plenum module positioned vertically adjacent the second heat exchange module along the longitudinal axis; a third plenum module positioned vertically adjacent the third heat exchange module along the longitudinal axis; characterised by a modular cold water collection basin, the modular cold water collection basin comprising: a cold water collection basin module; anda cold water collection channel module, wherein the cold water collection basin module is elevated relative to the cold water collection channel module and the cold water collection basin module includes a lip disposed at an interface between the cold water collection basin module and the cold water collection channel module, the lip being configured to facilitate a flow of water from the cold water collection basin module to the cold water collection channel module, and wherein said first heat exchange module comprises a first liquid distribution system; said second heat exchange module comprises a second liquid distribution system; and said third heat exchange module comprises a third liquid distribution system.
A process for introducing a thiol group α to a carbonyl group in a side chain of a protected α-amino acid, said protected α-amino acid having protecting groups on both the α-amine group and the α-carboxyl group, said process comprising: a) if the side chain contains a functional group comprising a heteroatom bearing a hydrogen atom, protecting said functional group, wherein if the α-amino acid is either aspartic acid or glutamic acid and the side chain carboxyl group is protected by an ester, the ester is t-butyl, methyl or allyl ester; b) treating the protected amino acid with a base of sufficient strength to abstract a hydrogen atom α to said carbonyl group, so as to form an anion; c) treating the anion with a reagent of structure Pr-S-L in which L is a leaving group and Pr is a thiol-protecting group, so as to introduce a Pr-S-group α to the carbonyl group; and d) converting the Pr-S- group to an H-S- (thiol) group. a) if the side chain contains a functional group comprising a heteroatom bearing a hydrogen atom, protecting said functional group, wherein if the α-amino acid is either aspartic acid or glutamic acid and the side chain carboxyl group is protected by an ester, the ester is t-butyl, methyl or allyl ester; b) treating the protected amino acid with a base of sufficient strength to abstract a hydrogen atom α to said carbonyl group, so as to form an anion; c) treating the anion with a reagent of structure Pr-S-L in which L is a leaving group and Pr is a thiol-protecting group, so as to introduce a Pr-S-group α to the carbonyl group; and d) converting the Pr-S- group to an H-S- (thiol) group.
A cutting wheel assembly comprising: • a frame; • a pair of outer cutting wheels (62A, 62B) arranged either side of an inner cutting wheel all supported on the lower portions of the frame in a rotatable manner; • each cutting wheel (62A, 62B, 62C) having a central hub portion (65A, 65B, 65C) about which an annular cutting portion (72A, 72B, 72C) is provided, each annular cutting portion having a respective cutting diameter; • the inner cutting wheel having a different cutting diameter to that of both the outer cutting wheels (62A, 62B), characterised in that: the frame has two spaced support pillars (70-1, 70-2), each pillar having an upper portion, an intermediate portion and a lower portion, the intermediate portion at an angle to the upper and lower portions (70A, 70E), the wheels (62A, 62B, 62C) supported on the lower portions of the support pillars (70-1, 70-2) in a rotatable manner about a common axis of rotation, and the central hub portions (65A, 65B, 65C) of neighbouring cutting wheels (62A, 62B, 62C) defining a respective gap in which the intermediate portion of a respective pillar is received; and further in which • at least one of the annular cutting portions (72A, 72B, 72C) of the inner cutting wheel and/or the outer cutting wheels (62A, 62B) having one or more rim portion(s) that overlap each gap, so the annular cutting portions (72A, 72B, 72C) of the cutting wheels (62A, 62B, 62C) provide a cutting action along a continuous line of cut in a lateral direction. • a frame; • a pair of outer cutting wheels (62A, 62B) arranged either side of an inner cutting wheel all supported on the lower portions of the frame in a rotatable manner; • each cutting wheel (62A, 62B, 62C) having a central hub portion (65A, 65B, 65C) about which an annular cutting portion (72A, 72B, 72C) is provided, each annular cutting portion having a respective cutting diameter; • the inner cutting wheel having a different cutting diameter to that of both the outer cutting wheels (62A, 62B), characterised in that: the frame has two spaced support pillars (70-1, 70-2), each pillar having an upper portion, an intermediate portion and a lower portion, the intermediate portion at an angle to the upper and lower portions (70A, 70E), the wheels (62A, 62B, 62C) supported on the lower portions of the support pillars (70-1, 70-2) in a rotatable manner about a common axis of rotation, and the central hub portions (65A, 65B, 65C) of neighbouring cutting wheels (62A, 62B, 62C) defining a respective gap in which the intermediate portion of a respective pillar is received; and further in which • at least one of the annular cutting portions (72A, 72B, 72C) of the inner cutting wheel and/or the outer cutting wheels (62A, 62B) having one or more rim portion(s) that overlap each gap, so the annular cutting portions (72A, 72B, 72C) of the cutting wheels (62A, 62B, 62C) provide a cutting action along a continuous line of cut in a lateral direction.
Cooking apparatus for cooking food by a barbecue grilling method, the apparatus comprising an outer housing, an inner housing received within the outer housing defining a heating volume, a chamber for pressurised air defined between the outer housing and the inner housing, means to supply pressurised air into the chamber, a plurality of apertures in the inner housing communicating with the chamber to allow pressurised air to exit the chamber into the heating volume, at least one burner located in the inner housing and a cooking surface for supporting food, characterized by means to supply a combustible fuel/air mixture to the burner which is separate from the supply of pressurized air to the chamber and which comprises a Venturi gas valve linked to a variable speed fan.
A method of displaying objects in a user interface for a computer, the method comprising the steps of: (i) displaying a plurality of objects in a first view where at least one object can overlay another object and obscure contents of the other object,; and (ii) in response to receipt of a command to present a second view, automatically calculating a location on the display for each of the plurality of objects that causes said plurality of objects to appear in respective areas of the display, so that contents of each of the plurality of objects is visible; characterized by (iii) displaying an animation in which the plurality of objects move from their original positions in the first view to their respective calculated locations in the second view; and (iv) scaling the size of each of said plurality of objects by a same factor to maintain their proportional sizes relative to each other in the second view; (v) detecting user selection of one of the objects while the plurality of objects are displayed in the second view; and (vi) displaying the selected object so that an application corresponding to the selected object becomes the active application that receives user input to the computer. (i) displaying a plurality of objects in a first view where at least one object can overlay another object and obscure contents of the other object,; and (ii) in response to receipt of a command to present a second view, automatically calculating a location on the display for each of the plurality of objects that causes said plurality of objects to appear in respective areas of the display, so that contents of each of the plurality of objects is visible; (iii) displaying an animation in which the plurality of objects move from their original positions in the first view to their respective calculated locations in the second view; and (iv) scaling the size of each of said plurality of objects by a same factor to maintain their proportional sizes relative to each other in the second view; (v) detecting user selection of one of the objects while the plurality of objects are displayed in the second view; and (vi) displaying the selected object so that an application corresponding to the selected object becomes the active application that receives user input to the computer.
A double-walled container comprising: an inner sleeve including an inner sleeve sidewall having an upper end, a lower end, and an outer surface extending therebetween; a base extending inwardly from the inner sleeve sidewall, the inner sleeve sidewall and the base together defining a receptacle having an opening at the upper end of the inner sleeve; and an outer sleeve including an outer sleeve sidewall having an upper end, a lower end, and an inner surface extending therebetween; the inner sleeve positioned within the outer sleeve, the inner surface of the outer sleeve sidewall positioned outwardly from the outer surface of the inner sleeve sidewall; wherein the lower end of the outer sleeve forms an elongated loop located below a lowermost edge of the inner sleeve; wherein a flange extends from the elongated loop upwardly above the lowermost edge of the inner sleeve and is attached to the inner sleeve; characterized in that the flange extends upwardly between the inner sleeve and the outer sleeve. an inner sleeve including an inner sleeve sidewall having an upper end, a lower end, and an outer surface extending therebetween; a base extending inwardly from the inner sleeve sidewall, the inner sleeve sidewall and the base together defining a receptacle having an opening at the upper end of the inner sleeve; and an outer sleeve including an outer sleeve sidewall having an upper end, a lower end, and an inner surface extending therebetween; the inner sleeve positioned within the outer sleeve, the inner surface of the outer sleeve sidewall positioned outwardly from the outer surface of the inner sleeve sidewall; wherein the lower end of the outer sleeve forms an elongated loop located below a lowermost edge of the inner sleeve; wherein a flange extends from the elongated loop upwardly above the lowermost edge of the inner sleeve and is attached to the inner sleeve; characterized in that the flange extends upwardly between the inner sleeve and the outer sleeve.
A method for dispensing a product from an interior volume of a container to which a power assembly is secured, the method comprising: rotating an actuating collar of the power assembly in one direction relative to the container to draw an amount of the product from the interior volume into a pump chamber and to pressurize the pump chamber; temporarily depressing an actuator (50, 150, 150') of the power assembly to open a valve (34, 160) that is in fluid communication with the pump chamber and that is normally biased to be in a closed position to dispense a portion of the product from the pump chamber through a nozzle for a duration of time during which the actuator (50, 150, 150') is temporarily depressed; releasing pressure on the actuator (50, 150, 150') to permit the valve (34,160) to return to the closed position. wherein, during the duration when the product is dispensed from the power assembly, the actuating collar does not rotate relative to the container; wherein the actuating collar is rotatable through less than a full turn to draw a partial charge of the product into the pump chamber prior to dispensing of a portion of the product. rotating an actuating collar of the power assembly in one direction relative to the container to draw an amount of the product from the interior volume into a pump chamber and to pressurize the pump chamber; temporarily depressing an actuator (50, 150, 150') of the power assembly to open a valve (34, 160) that is in fluid communication with the pump chamber and that is normally biased to be in a closed position to dispense a portion of the product from the pump chamber through a nozzle for a duration of time during which the actuator (50, 150, 150') is temporarily depressed; releasing pressure on the actuator (50, 150, 150') to permit the valve (34,160) to return to the closed position. wherein, during the duration when the product is dispensed from the power assembly, the actuating collar does not rotate relative to the container; wherein the actuating collar is rotatable through less than a full turn to draw a partial charge of the product into the pump chamber prior to dispensing of a portion of the product.