Pasqua
Alfio Pasqua, Piedimonte Etneo IT
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20090147546 | ISOLATED VOLTAGE CONVERTER WITH FEEDBACK ON THE PRIMARY WINDING AND PASSIVE SNUBBER NETWORK, AND CORRESPONDING CONTROL METHOD - An embodiment of a voltage converter, provided with: a voltage transformer having a primary winding receiving an input voltage, a secondary winding supplying an output voltage, and an auxiliary winding supplying a feedback voltage correlated to the output voltage; a main switch, connected to the primary winding; a control circuit, which controls switching of the main switch and has a sampling stage for sampling and holding the feedback voltage and supplying a sampled signal; and a voltage limiting circuit, provided with a clamp capacitor, designed to be connected across the primary winding. A sampling control stage is connected to the sampling stage, and is designed, during a given operating condition of the voltage converter, to enable updating of the sampled signal on the basis of a state of charge of the clamp capacitor. | 06-11-2009 |
20100164443 | METHOD FOR CONTROLLING A SWITCHING REGULATOR AND RELATED SWITCHING REGULATOR - An embodiment of a power-supply controller comprises a switching-control circuit, an error amplifier, and a signal generator. The switching-control circuit is operable to control a switch coupled to a primary winding of a transformer, and the error amplifier has a first input node operable to receive a feedback signal, a second input node operable to receive a comparison signal, and an output node operable to provide a control signal to the switching-control circuit. The signal generator is operable to generate either the feedback signal or the comparison signal in response to a compensation signal that is isolated from a secondary winding of the transformer and that is proportional to a load current through a conductor disposed between the secondary winding and a load. | 07-01-2010 |
20110170319 | METHOD FOR CONTROLLING A SWITCHING REGULATOR AND RELATED SWITCHING REGULATOR - An embodiment of a power-supply controller comprises a switching-control circuit, an error amplifier, and a signal generator. The switching-control circuit is operable to control a switch coupled to a primary winding of a transformer, and the error amplifier has a first input node operable to receive a feedback signal, a second input node operable to receive a comparison signal, and an output node operable to provide a control signal to the switching-control circuit. The signal generator is operable to generate either the feedback signal or the comparison signal in response to a compensation signal that is isolated from a secondary winding of the transformer and that is proportional to a load current through a conductor disposed between the secondary winding and a load. | 07-14-2011 |
20110199794 | METHOD FOR CONTROLLING A SWITCHING REGULATOR AND RELATED SWITCHING REGULATOR - An embodiment of a power-supply controller comprises a switching-control circuit, an error amplifier, and a signal generator. The switching-control circuit is operable to control a switch coupled to a primary winding of a transformer, and the error amplifier has a first input node operable to receive a feedback signal, a second input node operable to receive a comparison signal, and an output node operable to provide a control signal to the switching-control circuit. The signal generator is operable to generate either the feedback signal or the comparison signal in response to a compensation signal that is isolated from a secondary winding of the transformer and that is proportional to a load current through a conductor disposed between the secondary winding and a load. | 08-18-2011 |
Alfio Pasqua, Piedimonte Etneo (ct) IT
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20150280586 | POWER SWITCHING CONVERTER - A power switching converter includes a switch coupled to an input terminal through a primary winding of a transformer and a control circuit configured to drive the switch to provide a regulated output signal at a secondary winding of the transformer. A wake up circuit is provided to force the switching-on of the switch when the power converter enters in a burst mode. The wake up circuit includes a transmitting section coupled to the secondary winding and a receiving section coupled to an auxiliary winding of the transformer and the control circuit. The transmitting section is configured to provide a wake up signal communicated in a wireless manner to the receiving section when the output signal falls below a threshold value. | 10-01-2015 |
Claudio Pasqua, Arnad IT
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20090195604 | INK-JET PRINTHEAD AND MANUFACTURING METHOD THEREOF - The present invention provides a process for manufacturing an ink-jet printhead comprising the steps of providing a print head wafer comprising a plurality of print head dice, each print head die comprising a nozzle plate bonded to a barrier layer formed on a substrate, wherein said plurality of print head dice are arranged on the substrate so as to define at least one first dividing channel comprising at least one first channel portion, said at least one first channel portion having a bottom portion comprised between the lateral sides of said barrier layer of at least two adjacent print head dice and an upper portion comprised between the lateral sides of said nozzle plate of said at least two adjacent print head dice, and applying an adhesive composition in an amount able to substantially fill the whole length of said at least one first channel portion. | 08-06-2009 |
John Pasqua, Wellington, FL US
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20090294302 | Use of Alginate to Reduce Hematocrit Bias in Biosensors - Methods and devices for determining the concentration of a constituent in a body sample are provided. The body sample is introduced into a biosensor having a sample chamber and at least part of an electrode disposed therein. The biosensor also includes an alginate hydrogel substantially covering a portion of the sample chamber. The alginate hydrogel substantially includes an alginate polymer configured to reduce cellular migration. | 12-03-2009 |
John J. Pasqua, Wellington, FL US
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20120111739 | Dual Frequency Impedance Measurement of Hematocrit in Strips - This invention is a method for determining a hematocrit value. The steps include applying a first pulse of potential excitation at a first frequency to a test strip containing a fluid sample. The method also includes applying a second pulse at a second frequency that is higher than the first frequency. Based on first and second impedance measurements associated with each pulse, a hematocrit value may be determined. Also, a concentration of an analyte contained within the fluid sample may be determined based on the hematocrit value. | 05-10-2012 |
Joseph Pasqua, Menlo Park, CA US
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20110283186 | COMPUTER GENERATION OF DOCUMENTS USING LAYOUT ELEMENTS AND CONTENT ELEMENTS - Bindings are used to describe a document (and a different document) by associating content elements with layout elements, the layout elements defining layout features or placement information to be applied to the associated content elements in the document, the bindings being stored separately from both the content and layout elements. | 11-17-2011 |
Paolo Pasqua, Perugia (pg) IT
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20130030662 | METHOD FOR ELECTRONICALLY CONTROLLING A BICYCLE GEARSHIFT AND ELECTRONICALLY SERVO-ASSISTED BICYCLE GEARSHIFT - A method for electronically controlling a bicycle gearshift by detecting a first actual command value of an actuator such as to position a motion transmission chain in engagement with a first of at least three coaxial toothed wheels, and a second actual command value of the actuator such as to position the chain in engagement with a second of said toothed wheels. For each toothed wheel, there is determined a nominal command value of the actuator theoretically such as to position the chain in engagement with said toothed wheel. Computing an actual command value of said actuator at least for each of said toothed wheels other than the first and second toothed wheel, based on said nominal command values and on said first and second actual command value. An electronically servo-assisted bicycle gearshift having modules adapted to implement the above method is also disclosed. | 01-31-2013 |
Paolo Pasqua, Camisano Vicentino (vicenza) IT
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20140047946 | RIGHT CRANK ARM ASSEMBLY FOR A BICYCLE AND CRANK ARM THEREOF - A right crank arm assembly for a bicycle, comprises a right crank arm, a first annular element directly coupled with said crank arm at at least one first coupling portion of said first annular element and at least one second annular element coupled with said crank arm and of a smaller size than said first annular element. The first annular element comprises a toothing that extends radially towards the outside along a primitive circumference having a predetermined diameter. Said at least one first coupling portion is entirely contained in a first area extending radially towards the outside starting from an ideal circumference having a diameter at least equal to ⅔ of said predetermined diameter. Such an annular element constitutes the front sprocket of the crank arm assembly of the present invention and consists of a simple toothed band. Such a front sprocket is particularly light in weight. | 02-20-2014 |
20140243127 | MOTORISED BICYCLE GEARSHIFT WITH ACTUATION IN TRANSLATION OF THE DRIVE SHAFT - A motorised bicycle gearshift that has a deformable articulated kinematic mechanism, fixed to a bicycle frame and capable of taking up different operating configurations; a chain guide, carried by the deformable articulated kinematic mechanism, capable of taking up different positions with respect to the bicycle frame according to the different operating configurations of the deformable articulated kinematic mechanism; a motor member, comprising a motor casing and a master drive shaft that projects directly from the motor casing, the motor member being mounted on the deformable articulated kinematic mechanism so as to deform it, thus making it take up the different operating configurations. The master drive shaft is immobile in rotation and mobile in translation in the axial direction, with respect to the motor casing. This gearshift provides greater precision in use, because the possible presence of dirt on the master drive shaft does not hamper the movements thereof. | 08-28-2014 |
Paolo Pasqua, Camisano Vicentino - Vi IT
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20140243128 | BICYCLE DERAILLEUR GEAR, PARTICULARLY A FRONT DERAILLEUR GEAR, WITH IMPROVED RELIABILITY - The present invention relates to a bicycle derailleur gear, particularly a front derailleur gear, with improved reliability that comprises a kinematic mechanism in the form of a four-bar linkage with a base body and a mobile body connected together through a pair of connecting rods hinged to the base body and to the mobile body at four pin elements, the mobile body carrying a chain guide, the four-bar linkage-kinematic mechanism being associated with derailleur gear actuation means suitable for deforming the four-bar linkage-kinematic mechanism so as to determine a displacement of the mobile body with respect to the base body and consequently a displacement of the chain guide, the derailleur gear actuation means being of the motorized type and comprising a motor casing and an outlet shaft that projects directly from said motor casing and characterised in that the actuation means command a translation in the axial direction of the outlet shaft with respect to the motor casing and are mounted between distinct components of the four-bar linkage-kinematic mechanism through interposition of at least one tilting interface about a fifth pin element substantially parallel to the pin elements. | 08-28-2014 |
20140243129 | BICYCLE GEARSHIFT WITH IMPROVED PRECISION CONTROL - The present invention refers to a bicycle gearshift with improved precision control, which comprises a kinematic mechanism in the form of a four-bar linkage with a base body and a mobile body connected together through a pair of connecting rods articulated to the base body and to the mobile body at four pin elements, each pair of opposite pin elements of the four pin elements defining a diagonal of the four-bar linkage-kinematic mechanism, the base body comprising a first attachment group to a bicycle frame and the mobile body being connected to a chain guide at a second attachment group, the four-bar linkage-kinematic mechanism being associated with gearshift actuation means suitable for deforming the four-bar linkage-kinematic mechanism so as to determine a displacement of the mobile body with respect to said base body and consequently a primary displacement of the chain guide in the axial direction with respect to the axis (A) of a cogset, at least one from the first attachment group and the second attachment group comprising a chain tensioning spring, the chain tensioning spring determining a set-up of the chain guide when engaged with a chain of a bicycle transmission, and it is characterised in that it comprises a kinematic mechanism for adjusting the preload of the chain tensioning spring as a function of the primary displacement of the chain guide so as to determine a variation in the set-up of the chain guide. | 08-28-2014 |
20140243130 | BICYCLE GEARSHIFT WITH IMPROVED PRECISION CONTROL - The present invention refers to a bicycle gearshift with improved precision control, comprising a kinematic mechanism in the form of a four-bar linkage with a base body and a mobile body connected together through a pair of connecting rods articulated to the base body and to the mobile body at four pin elements, each pair of opposite pin elements of the four pin elements defining a diagonal of the four-bar linkage kinematic mechanism, and a first attachment group of the base body to a bicycle frame, the mobile body being connected to a chain guide at a second attachment group, the four-bar linkage kinematic mechanism being associated with gearshift actuation means suitable for deforming the four-bar linkage kinematic mechanism so as to determine a displacement of the mobile body with respect to the base body and consequently a primary displacement of the chain guide in the axial direction with respect to the axis (A) of a cogset, and it is characterised in that the first attachment group comprises a kinematic mechanism for changing the relative angular position between the base body of the four-bar linkage kinematic mechanism and the frame as a function of the primary displacement of the chain guide. | 08-28-2014 |
20150099599 | DEVICE FOR STOPPING THE LATERAL DISPLACEMENT OF A BICYCLE CHAIN - The present invention relates to a device for stopping lateral displacement of a bicycle chain. The device comprises a mounting element configured to be mounted on a bicycle frame. The mounting element comprises a first portion configured to be coupled, at a first coupling axis, with a front derailleur of a bicycle, and a second portion configured to be coupled, at a second coupling axis distinct from said first coupling axis, with a stop element that stops the lateral displacement of said chain. | 04-09-2015 |
20150126314 | MOTOR DRIVEN DERAILLEUR FOR A BICYCLE GEARSHIFT - A motor actuated derailleur for a bicycle gearshift that has a support body adapted for mounting on a bicycle frame. A chain guide moves a bicycle chain between different engaged positions on respective gear wheels. A pair of connecting rods connects said chain guide to said support body with a first connecting rod of said pair of connecting rods being rotatable about a first rotation axis (X) at a first end thereof. A motor housed in said support body has an output shaft able to rotate about a second rotation axis. A transmission between said motor and said first connecting rod is housed in an inner chamber of said support body that comprises at least one adjustable end stop element that prevents the rotation of the output shaft beyond a predetermined rotation angle, in at least one of the two directions of rotation of the output shaft. | 05-07-2015 |
Paolo Pasqua, Camisano Vicentino IT
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20090084926 | SUPPORT FOR A BICYCLE FRONT GEARSHIFT AND A BICYCLE FRONT GEARSHIFT COMPRISING SUCH A SUPPORT - A bicycle gearshift support ( | 04-02-2009 |
Paolo Pasqua, Vicenza IT
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20080202284 | RIGHT CRANK ARM ASSEMBLY FOR A BICYCLE AND CRANK ARM AND FRONT SPROCKET - A right crank arm assembly for a bicycle, comprises a right crank arm and at least one front sprocket coupled with the crank arm at at least one coupling portion of the crank arm. The front sprocket has an inner side adapted, in use, to face towards the frame of the bicycle and an outer side opposite the inner side. The assembly comprises at least one first crank arm element which acts in contact with the front sprocket on one of said sides and at least one second crank arm element which acts in contact with the front sprocket on the other of said sides. The contact action of the crank arm elements on the two opposite sides of the front sprocket prevents the twisting deformation of the front sprocket during pedaling. Such a deformation would cause a reduction in the transmission efficiency of the right crank arm assembly. | 08-28-2008 |
20090111625 | BICYCLE GEARSHIFT - The disclosed bicycle gearshift ( | 04-30-2009 |
20090145262 | BOTTOM BRACKET ASSEMBLY FOR A BICYCLE AND SHAFT FOR SUCH AN ASSEMBLY - A bottom bracket assembly ( | 06-11-2009 |
20130291678 | RIGHT CRANK ARM ASSEMBLY FOR A BICYCLE AND CRANK ARM AND FRONT SPROCKET THEREOF - A right crank arm assembly for a bicycle, comprises a right crank arm and at least one front sprocket coupled with the crank arm at at least one coupling portion of the crank arm. The front sprocket has an inner side adapted, in use, to face towards the frame of the bicycle and an outer side opposite the inner side. The assembly comprises at least one first crank arm element which acts in contact with the front sprocket on one of said sides and at least one second crank arm element which acts in contact with the front sprocket on the other of said sides. The contact action of the crank arm elements on the two opposite sides of the front sprocket prevents the twisting deformation of the front sprocket during pedaling. Such a deformation would cause a reduction in the transmission efficiency of the right crank arm assembly. | 11-07-2013 |
Paolo Pasqua, Camisano Vicentino- Vi (vicenza) IT
Patent application number | Description | Published |
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20120280097 | BICYCLE FRONT DERAILLEUR BODY AND DEVICE FOR ADJUSTABLE REST OF SUCH DERAILLEUR BODY ON A TUBE OF A BICYCLE FRAME - A device for connecting a front derailleur to the front tube of a bicycle. The device is fixed to the derailleur and the front tube at a predetermined position and includes an adjustable rest for contacting the front tube and positioning the derailleur. | 11-08-2012 |