Patent application number | Description | Published |
20080241868 | Method for increasing light emission from a chemiluminescent reaction - Method for increasing the emission of light from a chemiluminescent reaction including luminol, a peroxidase enzyme, an oxidant and a mediator of electrons through the use of a hypernucleophilic acylation catalyst belonging to the class of 4-aminopyridines. It is also described the use in diagnostic assays of chemiluminescent substrates containing said catalysts. | 10-02-2008 |
20110053200 | Method for increasing light emission from a chemiluminescent reaction - Method for increasing the emission of light from a chemiluminescent reaction including luminol, a peroxidase enzyme, an oxidant and a mediator of electrons through the use of a hypernucleophilic acylation catalyst belonging to the class of 4-aminopyridines. It is also described the use in diagnostic assays of chemiluminescent substrates containing said catalysts. | 03-03-2011 |
20110092676 | KIT AND METHOD FOR THE LABELLING OF BIOMOLECULES - The present invention relates to a kit for the labelling of biomolecules bearing reactive amino or hydroxyl groups. The kit consists of a Reagent A and a Reagent B, individually packaged, comprising: a mixture of a carboxylated labelling compound and a tertiary amine (Reagent A); and a coupling reagent (Reagent B). Upon contacting Reagent A with Reagent B, the carboxylated labelling compound is activated in-situ by the coupling reagent (a guanidinium, or uranium salt) in the presence of the tertiary amine. The active form of the carboxylated labelling compound is reacted with a biomolecules bearing reactive amino or hydroxyl groups, with formation of a stable covalent bond between the carboxylated labelling compound and the biomolecule. | 04-21-2011 |
20110262356 | Active Particles for Bio-Analytical Applications and Methods for Preparation Thereof - Luminescent and/or electroactive nanoparticles suitable for MRI (Magnetic Resonance Imaging) and/or PET (Positron Emission Tomography) are prepared by mixing luminescent or electroactive compounds and ethyl oxide/propyl oxide block-copolymers in an organic solvent, which is thereafter evaporated in order to obtain a residue; and by hydrolyzing-condensating tetraalkoxysilanes in an aqueous solution in the presence of the residue; the obtained nanoparticles show no or a negligible release of the luminescent or electroactive compounds and are useful for bio-analytic and bio-medic applications. | 10-27-2011 |
20120009603 | METHOD FOR INCREASING AND REGULATING LIGHT EMISSION FROM A CHEMILUMINESCENT REACTION - Method for increasing and regulating the emission of light from a chemiluminescent reaction including luminol, a peroxidase enzyme, an oxidant and an electron mediator (primary enhancer) through the use of an acylation catalyst (secondary enhancer) belonging to the class of N-azoles., i.e., a class of five-membered nitrogen heteroaromatic ring compounds containing at least one other atom of nitrogen. N-azoles, which are especially useful as secondary enhancers are imidazole, 1-methylimidazole, 1,2,3-triazole and 1,2,4-triazole. The invention also describes the use in diagnostic assays of chemiluminescent substrates containing said N-azoles, as secondary enhancers. | 01-12-2012 |
Patent application number | Description | Published |
20080274845 | FRONT DERAILLEUR FOR A BICYCLE - A derailleur including an articulated quadrilateral mechanism, having four parallel articulation axes is provided. At a first articulation axis, between a fixed member and a first connecting rod, the fixed member includes a first forked structure embracing the first connecting rod. The first forked structure includes two opposite flanges having respective holes aligned along the first articulation axis, and the first connecting rod includes a hole aligned with the first articulation axis. A pin is inserted through the two holes of the first forked structure and the first connecting rod. The use of the fixed member creates a more favorable distribution of the stresses induced in the first connecting rod and the pin by the traction of the derailleur control cable. | 11-06-2008 |
20090042681 | SET OF SPROCKETS FOR A BICYCLE REAR WHEEL AND SPROCKET ASSEMBLY COMPRISING SUCH A SET - A set of sprockets has a first sprocket with a greater diameter, at least one second sprocket with a smaller diameter and one or more spacer elements operatively arranged between, and in abutment with the sprockets. At least one of the aforementioned sprockets and spacer elements has engagement portions with a freewheel body of a hub of a bicycle rear wheel, the engagement portions defining an ideal circumference for coupling with the freewheel body. The first sprocket rests against the second sprocket, through at least one of the one or more spacer elements, at at least one first contact point arranged at a first radial distance with respect to a longitudinal rotation axis, and at least one second contact point arranged at a second radial distance from the longitudinal rotation axis. The radial distance between the first contact point and the second contact point is at least equal to ⅓ of the radial extension between the circumference and a radially outer end of the second sprocket. | 02-12-2009 |
20090042682 | SPROCKET MODULE FOR A BICYCLE AND SPROCKET ASSEMBLY COMPRISING SUCH A MODULE - A sprocket module for a bicycle has at least two sprockets fixedly coupled one another. At least one first sprocket of the at least two sprockets comprises engagement portion to a freewheel body of a hub for a bicycle rear wheel. A second sprocket of the module lacks the engagement portion and is supported on the freewheel body through the aforementioned at least one first sprocket. The module allows strong and low-weight sprocket assemblies to be made. | 02-12-2009 |
20090258742 | ARTICULATING PIN FOR BICYCLE CHAINS AND RELATIVE CHAIN - An articulating pin for the links of a bicycle chain, of the type capable to be inserted in aligned holes of an outer link and of the corresponding inner link of the chain, to hinge the links to one another, has a central portion and a distal portion. The distal end is elastically deformable for the insertion through the holes. | 10-15-2009 |
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 |
20140302956 | SPROCKET MODULE FOR A BICYCLE AND SPROCKET ASSEMBLY COMPRISING SUCH A MODULE - A sprocket module for a bicycle has at least two sprockets fixedly coupled one another. At least one first sprocket of the at least two sprockets comprises engagement portion to a freewheel body of a hub for a bicycle rear wheel. A second sprocket of the module lacks the engagement portion and is supported on the freewheel body through the aforementioned at least one first sprocket. The module allows strong and low-weight sprocket assemblies to be made. | 10-09-2014 |
20140315671 | DEVICE FOR MOUNTING A FRONT DERAILLEUR ON A BICYCLE FRAME AND METHOD FOR MOUNTING SUCH A FRONT DERAILLEUR - The present invention relates to a device for mounting a front derailleur on a bicycle frame. The device of the invention comprises engagement means for engaging with at least one toothed crown of a crankset and with the derailleur, the engagement means being configured to obtain a desired relative position between the aforementioned at least one toothed crown and the derailleur. The present invention also relates to a method for mounting the front derailleur on the bicycle frame, such a method providing for the use of the aforementioned device. | 10-23-2014 |
20150018151 | SPROCKET MODULE FOR A BICYCLE AND SPROCKET ASSEMBLY COMPRISING SUCH A MODULE - A sprocket module for a bicycle has at least two sprockets fixedly coupled one another. At least one first sprocket of the at least two sprockets comprises engagement portion to a freewheel body of a hub for a bicycle rear wheel. A second sprocket of the module lacks the engagement portion and is supported on the freewheel body through the aforementioned at least one first sprocket. The module allows strong and low-weight sprocket assemblies to be made. | 01-15-2015 |
Patent application number | Description | Published |
20120145263 | DEVICE AND METHOD TO DELIVER FLUID PRODUCTS - Device to deliver fluid products or suchlike, comprising a plurality of canisters, each one suitable to contain a predetermined fluid, and connected to an associated delivery unit. Each delivery unit comprises a bellows pump, alternatively drivable between a condition in which it sucks in the fluid from the corresponding canister and a condition in which it delivers the fluid. The delivery device also comprises actuator means able to cooperate directly or indirectly with each bellows pump in order to drive it between the suction condition and the delivery condition. The actuator means comprise a acutation cam element, rotatable alternatively in two opposite directions of rotation, and having a profile able to cooperate during its rotation with the bellows pump, so as to define in a first direction of rotation the suction condition and in the opposite direction of rotation the delivery condition. | 06-14-2012 |
20120152404 | DEVICE AND METHOD TO DELIVER FLUID PRODUCTS - Device to deliver fluid products, comprising a plurality of canisters, each containing a predetermined fluid, and connected to an associated delivery unit. The device comprises a rotating support, on which the plurality of canisters and the delivery units are mounted, able to position at different moments of time and according to one or more predetermined sequences, one or more desired and selected delivery units in a corresponding delivery position, in order to deliver predetermined quantities of fluid in an exit container so as to obtain a final product with a desired final composition and/or formula. The device further comprises mixing means for mixing the fluids contained in the canisters and a movement member, for moving the mixing means. The movement member comprises a mixing cam element, substantially circular, concentric to said rotating support and rotatable with respect to it, in at least a reciprocal condition of release between the rotating support and said mixing cam element. The mixing cam element is provided with at least a shaping able to cooperate, during its rotation, with all the mixing means of each canister, so that its activation in rotation determines the activation of all the mixing means of the fluid products inside all the canisters. | 06-21-2012 |