Patent application number | Description | Published |
20150306723 | GRINDING MACHINE FOR BEARING RINGS AND METHOD FOR MOVING A BEARING RING IN SUCH A MACHINE - A grinding machine for bearing rings, the machine includes a frame, a rotating grinding wheel movable in rotation around a first rotation axis, and a working station where a bearing ring stands during a grinding operation of one of its surfaces. The grinding machine also includes a holding subsystem for holding a bearing ring in the working station and transfer subsystem for transferring bearing rings to and from the working station. The transfer subsystem includes at least a multi-axis robot and a ring moving arm provided with a gripping subsystem for temporarily gripping a bearing ring, the ring moving arm being rotatable around a second rotation axis, parallel to the first rotation axis, and movable in translation along the second rotation axis. | 10-29-2015 |
20150306725 | GRINDING MACHINE FOR BEARING RINGS AND METHOD FOR SETTING TANGENCY CONDITIONS IN SUCH A MACHINE - A grinding machine for bearing rings includes a frame, a rotating grinding wheel rotationally movable around a first rotation axis, a working station where a bearing ring stands during a surface grinding operation, a chuck for holding a bearing ring, the chuck being rotationally movable around a second rotation axis. The machine includes a first automatic mechanism to set the position of a shaping tool with respect to an outer peripheral edge of the grinding wheel, these first automatic mechanism includes an electric motor, an encoder coupled to the electric motor to detect a rotation of an output shaft of the motor, a sensor of the position of the shaping tool along a translation axis and a comparator to compare output signals from each of the encoder and the sensor. The machine also includes second automatic mechanism to set the axial position of the chuck along the second rotation axis. | 10-29-2015 |
20150306732 | WORKPIECES PROCESSING MACHINE AND METHOD FOR AUTOMATICALLY CONTROLLING THE DIMENSIONS OF WORKPIECES IN SUCH A MACHINE - A workpiece processing machine comprising a handler for loading a working station of the machine with workpieces for processing. The machine includes a laser detection cell and a computation apparatus configured to compute a first dimension of the workpiece based upon a position of the handler when the workpiece crosses a laser beam of the laser detection cell while being moved by the handler in a first direction. The method automatically controls dimensions of workpieces processed in a working station thereof. The method includes steps of: a) picking a workpiece in an inlet station, b) moving the workpiece using a handler in a direction towards a laser beam of the laser detection cell, c) detecting the position of the handler when the workpiece crosses the laser beam along the direction and d) computing a dimension of the workpiece on the basis of the position of the handler (in step c). | 10-29-2015 |
20150306735 | GRINDING MACHINE WITH LIQUID COOLANT INJECTION NOZZLE - A grinding machine for bearing rings, the machine includes a frame, a rotating grinding wheel movable in rotation around a first rotation axis and a nozzle adapted to inject a liquid coolant on a peripheral portion of the grinding wheel. The nozzle is mounted on a first slide movable in translation along a second axis perpendicular to the first rotation axis and the position of the slide along the second axis is controlled by a mechanical linkage connected to a movable part of the machine whose position depends on the outer diameter of the grinding wheel. | 10-29-2015 |
Patent application number | Description | Published |
20110205855 | DEVICE FOR ELECTROMECHANICAL WATCH FOR DETERMINING THE MOMENT AT WHICH AND THE DIRECTION IN WHICH A TIME INDICATION HAS TO BE CORRECTED - Device for electromechanical watch ( | 08-25-2011 |
20130016590 | TIMEPIECE MOVEMENT COMPRISING A MODULE FITTED WITH A WHEEL SET MESHING WITH ANOTHER WHEEL SET PIVOTING IN A BASE ON WHICH THE MODULE IS MOUNTEDAANM Moulin; JulienAACI VollegesAACO CHAAGP Moulin; Julien Volleges CHAANM Villar; IvanAACI BienneAACO CHAAGP Villar; Ivan Bienne CHAANM Kaelin; LaurentAACI SonvilierAACO CHAAGP Kaelin; Laurent Sonvilier CHAANM Wyssbrod; BaptistAACI NidauAACO CHAAGP Wyssbrod; Baptist Nidau CH - Timepiece movement including a module fitted with a first wheel set meshing with a second wheel set, which pivots on a base on which the module is mounted. The movement includes a means of positioning the module formed by a cam, at least most of the periphery of which forms an Archimedes' spiral. The cam is arranged so as to allow the distance of centres between the first and second wheel sets to be adjusted, when the cam is rotated on itself about the centre of the Archimedes' spiral. The cam is preferably calibrated. The invention also concerns a method of adjusting the distance of centres between the two wheel sets using said cam to optimise the gearing efficiency of the two wheel sets. | 01-17-2013 |
20130036599 | METAL PALLETS WITH POLYMER HORNS - The invention relates to a method ( | 02-14-2013 |
20130044572 | CONTROL DEVICE FOR A TIMEPIECE MECHANISM USING PRESSURE OR TRACTION - Control mechanism ( | 02-21-2013 |
20130044574 | PRE-ADJUSTMENT OF TIMEPIECE WHEEL SET SHAKE - Timepiece sub-assembly including a spacer for guiding a pivoting wheel set on a bottom plate and including a shoulder for cooperating with a housing in said bottom plate and a stop surface for abutting against said bottom plate. | 02-21-2013 |
20130064047 | TIMEPIECE MOVEMENT OF REDUCED HEIGHT WITH A LARGE POWER RESERVE - Timepiece gear train device ( | 03-14-2013 |
20130114381 | OSCILLATING WEIGHT - The oscillating weight is intended to be used in a self winding watch mechanism. It includes a basic part ( | 05-09-2013 |
20130148479 | MODULAR TIMEPIECE MOVEMENT WITH FUNCTIONAL MODULES - Mechanical timepiece movement ( | 06-13-2013 |
20130148481 | MODULAR MECHANICAL TIMEPIECE UNIT WITH FUNCTIONAL MODULES - Mechanical modular unit ( | 06-13-2013 |
20130155823 | SMOOTH TIMEPIECE BEARING - Smooth timepiece bearing ( | 06-20-2013 |
20130283615 | BARREL ARBOUR AND MAINSPRING | 10-31-2013 |
20140169141 | TIMEPIECE BARREL - Timepiece barrel for pivotal assembly between a bottom plate and a bridge and including at least one spring housed between a pivoting drum and a ratchet and hooked between this drum at the outer end thereof and an arbour at the inner end thereof, this arbour pivoting integrally with this ratchet about a pivot axis. | 06-19-2014 |
20140211596 | TIMEPIECE BARREL ASSEMBLY WITH REDUCED CORE DIAMETER - A timepiece barrel assembly, including a barrel mainspring mounted between a barrel drum and a receiving surface of a barrel core coaxial to the drum. The spring is made of a multiphase, cobalt-nickel-chromium based alloy, having a Young's modulus of between 200 and 240 GPa and a shear modulus of between 80 and 100 GPa, and having a width to thickness ratio of between 9 and 21, and the maximum radius of the steel or stainless steel core relative to its pivot axis is less than nine times the maximum thickness of the spring, and the barrel assembly includes, on the spring or the drum, a mechanism limiting longitudinal clearance, towards the pivot axis, between the drum and the mainspring. | 07-31-2014 |
20140328145 | MODULAR MECHANICAL TIMEPIECE MOVEMENT WITH FUNCTIONAL MODULES - The sub-assembly includes, irreversibly fixed to a main plate and each irreversibly pre-adjusted by the irreversible securing of adjustment and/or assembly components, after the particular timepiece function thereof has been adjusted and function checked on the test bench, functional modules: a gear train module, a display module, and a time-setting module. | 11-06-2014 |
20140328149 | OVERMOULDED TIMEPIECE WHEEL - Timepiece wheel ( | 11-06-2014 |
20140369172 | PROTECTION OF A STRUCTURAL COMPONENT OF A TIMEPIECE - Protective device ( | 12-18-2014 |
20140376338 | TIMEPIECE MOVEMENT HAVING A BARREL WITH REDUCED CORE DIAMETER - A timepiece movement, including a plate and a bridge carrying a barrel including a barrel mainspring between a drum and a receiving surface of a core and a cover fixed to the drum. The spring is made of a multiphase, cobalt-nickel-chromium based alloy, having a Young's modulus of between 200 and 240 GPa and a shear modulus of between 80 and 100 GPa, and having a width to thickness ratio of between 3 and 23, and the maximum radius of the steel or stainless steel core relative to the pivot axis is less than nine times the maximum thickness of the spring. The movement further includes a mechanism limiting shake including a shim-washer independent of the core and guided by a shoulder of the core. | 12-25-2014 |
20150177699 | MODULAR MECHANICAL TIMEPIECE UNIT WITH FUNCTIONAL MODULES - A method for assembling a mechanical modular unit includes storing in a controller a list of assembly parts of the unit. The method includes irreversibly transforming a sub-assembly of each functional module into a ready to use functional module, after adjustment and function checking of a particular timepiece function have been performed on a test bench. The method includes storing in a storage place components required for the assembly list. The method includes programming a manipulator controlled by the controller to look, in a pre-defined sequence peculiar to each assembly list, for each component or module to be assembled. The method includes programming a shape recognition part to operate the manipulator to pick up each functional module according to a locating part included therein, to arrange the module in an assembly position. The method includes each time, irreversibly assembling precisely arranged elements of the mechanical modular unit to each other. | 06-25-2015 |
20150220059 | TIMEPIECE BARREL - A timepiece barrel for pivotal assembly between a plate and a bar and including at least one spring housed between a pivoting drum and a cover and hooked between, at the outer end thereof, the drum and at the inner end thereof, an arbor which pivots integrally with a ratchet about a pivot axis. The barrel includes a one-piece sub-assembly coaxial to the arbor and including the arbor and a boss including a collar for limiting axial shake of the drum, the collar carrying pivotal drive mechanisms for driving pivoting of the ratchet which is axially free in a direction of the pivot axis. | 08-06-2015 |
20150253731 | TIMEPIECE BARREL - A timepiece barrel for pivotal assembly between a plate and a bar and including at least one spring housed between a pivoting drum and a cover and hooked between the drum at an outer end thereof and an arbor at an inner end thereof, the arbor pivoting integrally with a ratchet about a pivot axis. The barrel includes a one-piece sub-assembly coaxial to the arbor and including, about a boss, at least the ratchet and/or the arbor, and the guide arbor in the plate is fitted into the boss which is integral with the ratchet, the boss forming the guide member in the bar, making it possible to assemble the bar and plate with subsequent attachment of the arbor. | 09-10-2015 |
20150309475 | TIMEPIECE BARREL - A ratchet for winding a barrel, including an axial passage for fitting the ratchet onto an arbor carrying pivotal drive mechanism. The ratchet includes, in the axial passage, a strip spring permitting fitting of the ratchet onto the arbor, and exerting a bearing force on the pivotal drive mechanism, wherein the at least one strip spring forms a complementary drive for pivotally driving the arbor. A timepiece barrel for pivotal assembly between a bottom plate and a bridge includes a spring housed between a pivoting drum and a ratchet and hooked between, at an outer end thereof, the drum, and at an inner end thereof, an arbor, the arbor pivoting integrally with the ratchet about a pivot axis. | 10-29-2015 |
Patent application number | Description | Published |
20100224604 | METHOD AND APPARATUS FOR LASER BEAM PROCESSING OF AN ELEMENT WITH TOTAL TRANSMISSION FOR LIGHT OF A T LEAST 10-5 - A method and an apparatus for laser beam processing of an element ( | 09-09-2010 |
20100247745 | METHOD FOR MANUFACTURING A COMPOUND FILM - A method for manufacturing a compound film comprising a substrate and at least one additional layer is disclosed. The method comprising the steps of depositing at least two chemical elements on the substrate and/or on the at least one additional layer using depositions sources, maintaining depositing of the at least two chemical elements while the substrate and the deposition sources are being moved relative to each other, measuring the compound film properties, particularly being compound film thickness, compound-film overall composition, and compound-film composition in one or several positions of the compound film, comparing the predefined values for the compound film properties to the measured compound film properties, and adjusting the deposition of the at least two chemical elements in case the measured compound film properties do not match the predefined compound film properties. | 09-30-2010 |
20130312664 | METHOD FOR MANUFACTURING A COMPOUND FILM - A method for manufacturing a compound film comprising a substrate and at least one additional layer is disclosed. The method comprising the steps of depositing at least two chemical elements on the substrate and/or on the at least one additional layer using depositions sources, maintaining depositing of the at least two chemical elements while the substrate and the deposition sources are being moved relative to each other, measuring the compound film properties, particularly being compound film thickness, compound-film overall composition, and compound-film composition in one or several positions of the compound film, comparing the predefined values for the compound film properties to the measured compound film properties, and adjusting the deposition of the at least two chemical elements in case the measured compound film properties do not match the predefined compound film properties. | 11-28-2013 |