Patents Assigned to Rolex S.A.
  • Patent number: 7633837
    Abstract: The invention relates to a backlash-compensating toothed moving part, for a precision gear assembly, particularly in clock-making, in which the backlash-compensating teeth each have a section extending symmetrically to both sides of the radius of said mobile passing the tip of said teeth with an elastic connection to said mobile to give said teeth a freedom of movement in the plane of the mobile, at least one tooth in two being a backlash-compensating tooth comprising stop means (6, 7; 8a, 8b, 9a, 9b; 14; 17a; 18a; 29; 31a, 34; 31b, 35; 40) arranged to limit the freedom of movement as a function of the backlash in the gear assembly to be compensated for.
    Type: Grant
    Filed: January 11, 2005
    Date of Patent: December 15, 2009
    Assignee: Rolex S.A.
    Inventor: Jérôme Daout
  • Publication number: 20090303842
    Abstract: Mainspring for a mechanism driven by a motor spring, especially for a timepiece, formed from a ribbon of metallic glass material. This ribbon is monolithic and has a thickness of greater than 50 ?m.
    Type: Application
    Filed: June 8, 2009
    Publication date: December 10, 2009
    Applicant: ROLEX S.A
    Inventors: Dominiqur Gritti, Thomas Gyger, Vincent Von Niederhausern
  • Patent number: 7628894
    Abstract: According to this process for manufacturing a ceramic element intended to be fitted onto a watch case, the visible surface of which has features, a soluble layer is selectively deposited on said visible surface, the thickness of said soluble layer being at least equal to the height of said features, a first tie layer of the Ti, Ta, Cr or Th type is vacuum-deposited by magnetron sputtering with a thickness of at least 100 nm by physical vapor deposition (PVD) on said surface thus selectively coated, followed, without venting atmosphere, by PVD deposition of said second layer made of Au, Pt, Ag, Ni, Pd, TiN, CrN, ZrN or alloys thereof with a thickness of at least 100 nm, and then said soluble layer is dissolved.
    Type: Grant
    Filed: February 18, 2005
    Date of Patent: December 8, 2009
    Assignee: Rolex S.A.
    Inventor: Eric Grippo
  • Publication number: 20090260470
    Abstract: At least some of the uniformly distributed teeth of one of the antibacklash partner toothed wheel units, of this backlash-compensating gear train for a horological mechanism, have elastic parts (DR) that are flexible in the direction of the respective thicknesses of the teeth. Some of the teeth are capable of temporarily transmitting a torque considerably greater than the normal drive torque. Two adjacent teeth (D1, D2) capable of temporarily transmitting a torque considerably greater than the normal drive torque each comprise one flank (D1a, D2a) integral with a more rigid part (D12), and one flank (D1b, D2b) integral with a more flexible part (D1R, D2R), the two more rigid parts (D12) of the two teeth (D1, D2) being adjacent.
    Type: Application
    Filed: April 15, 2009
    Publication date: October 22, 2009
    Applicant: ROLEX S.A
    Inventors: Sebastien Bannier, David Passannante, Nicolas Bonvin
  • Publication number: 20090263182
    Abstract: This micromechanical part is intended to be fastened to a spindle and has at least one opening (10, 20, 30) whose edges comprise an alternating arrangement of rigid areas (11) and elastic areas (12, 22, 32). It is possible for those ends (13) of the rigid areas (11) closest to the center C of the opening (10, 20, 30) to be connected by a first circle C1 having a diameter greater than the diameter of a second circle C2 connecting those ends (15, 25, 27) of the elastic areas (12, 22, 32) closest to the center of the opening. In this micromechanical part, each rigid area (11) is formed by a convex portion projecting into the opening (10, 20, 30).
    Type: Application
    Filed: March 30, 2009
    Publication date: October 22, 2009
    Applicant: ROLEX S. A.
    Inventors: Sebastien BANNIER, David PASSANNANTE
  • Publication number: 20090113870
    Abstract: Said strap with articulated links, in particular for a watch, comprises at least three adjacent rows of links offset from one adjacent row to another, in which at least one friction surface (3, 13, 23-163) of each joint is made of a material of which the hardness is >800 HV. Said bearing surface (3, 13, 23-163) is in contact with at least one joint element (5, 15, 25-165) having at least one friction surface made of a second material selected from the following materials: ceramic, ceramic-metal composite, amorphous carbon, stainless steel without nickel, cobalt alloy, gold or gold alloy, platinum or platinum alloy, platinoid or platinoid alloy, titanium or titanium alloy, capable of reducing the frictional wear with the friction surface (3, 13, 23-163).
    Type: Application
    Filed: November 3, 2008
    Publication date: May 7, 2009
    Applicant: ROLEX S.A.
    Inventor: James REJZNER
  • Publication number: 20090010109
    Abstract: This timepiece is provided with a device for the adjustment of functions and time indications comprising a selection control (L) for each time indication which has to be adjusted and a control (T) for adjustment of the said selected time indications. At least the selection control (L) or the indication which has to be adjusted is kinematically linked with a selection cam (C1) comprising a profile corresponding to two states 0, 1, corresponding to a non-selection state and a selection state respectively, the control device comprising means (L1, L2, L3) for connecting the adjustment control (T) to each of the selected time indications.
    Type: Application
    Filed: June 30, 2008
    Publication date: January 8, 2009
    Applicant: ROLEX S.A
    Inventors: Pierre-Alain GRAEMIGER, Arnaud ROSENZWEIG
  • Publication number: 20090010111
    Abstract: This watch case comprises a protective casing surrounded by a middle (5) and a bezel (9). The protective casing includes a glass (3), a side wall (2) and a bottom (1). A planar peripheral surface extending along the entire edge of the inner face of the glass is in contact with a similar bearing surface on the side wall (2), at least part of which forms the width of the cross section of a pressure resistant structure having parallel lateral faces (SR) perpendicular to the bearing surface, and which extends without a gap as far as the bottom (1) of the casing. Means for securing and sealing the components of the casing comprise at least one annular seal (4) surrounding the lateral face of the glass (3) and the outer lateral face of the side wall (2) of the casing, and means (8, 5a) for radially clamping this seal.
    Type: Application
    Filed: June 30, 2008
    Publication date: January 8, 2009
    Applicant: ROLEX S.A
    Inventors: Jean-Louis BERTRAND, William PASSAQUIN
  • Publication number: 20080279052
    Abstract: The invention concerns an escapement for a mechanical watch comprising: an escapement wheel (10) kinematically connected to a power source, a roller (14) mounted on a balance (16) including, on two different levels, a pin (23) and an impulse pallet (24) co-operating with said wheel (10); a limiting member (26) performing a periodic movement during which it co-operates with said pin (23) to limit the travel of said roller (14); a control member (30) provided with a rest lift (32) performing, from a stable position wherein said wheel (10) is pressed on said rest lift (23), a periodic movement during which said wheel is released and provides an impulse to said impulse pallet (24). The invention is characterized in that the periods of the limiting member (26) and of the control member (30) correspond, respectively, to an alternation and an oscillation of said balance.
    Type: Application
    Filed: March 30, 2006
    Publication date: November 13, 2008
    Applicant: ROLEX S.A.
    Inventors: Daniel Rochat, Elio Mariotto
  • Patent number: 7420884
    Abstract: The surface of metallic appearance of the timepiece dial has a visible morphology corresponding to that of mother-of-pearl. According to the process for manufacturing this dial, a mother-of-pearl sheet is subjected to a sandblasting operation, to give its surface finish the morphology of mother-of-pearl, this surface is cleaned and coated with a layer of metallic appearance.
    Type: Grant
    Filed: December 14, 2005
    Date of Patent: September 2, 2008
    Assignee: Rolex S.A.
    Inventors: Roland Dubach, Hilario Gomes, Alexandra Prodromides
  • Publication number: 20080083101
    Abstract: This clasp comprises long hinged arms (1, 2, 13), a mechanism for adjusting the longitudinal position of the connecting member (20) connecting one of the free ends of the band to one of the long arms (1, 2, 13), having two tracks (18) defining two corresponding paths extending in two planes parallel to the longitudinal axis of said arms (1, 2, 13), and sliding elements (19, 39) for engaging with said respective guide tracks (18), the respective cross sections of the tracks and of the sliding elements comprising complementary adjacent surfaces to limit the movement of the sliding elements (19, 39) to one degree of freedom corresponding to the sliding path of said tracks (183) in such a way as to ensure free translational movement of said connecting member.
    Type: Application
    Filed: October 5, 2007
    Publication date: April 10, 2008
    Applicant: ROLEX S.A
    Inventors: Martin CHRISTIAN, Vincent LEMOSQUET
  • Publication number: 20080026207
    Abstract: The invention relates to a piece comprised in part or in full of a pigmented ceramic in which the pigment is comprised of nanoparticles based on a metal from column IB of the periodic table of the elements or of an alkaline metal, or an alloy of both, coated with a layer of silica, the silica being crystalline silica, particularly cristobalite or tridymite. The ceramic is preferably zirconia or alumina. The nanoparticle silica is crystallized, for example, by a thermal treatment in air or under inert gas at temperatures of between 900° C. and 1400° C. The piece is made by sintering a nanoparticle/ceramic mixture in air or under inert gas at temperatures of between 900° C. and 1250° C.
    Type: Application
    Filed: July 31, 2007
    Publication date: January 31, 2008
    Applicant: ROLEX S.A
    Inventors: Alke FINK-PETRI, Heinrich HOFMANN
  • Patent number: 7311876
    Abstract: Timepiece or jewelry part manufactured in an alloy containing at least 75% gold by weight, from 21% to 23% copper by weight, and from 1% to 4% platinum by weight.
    Type: Grant
    Filed: August 12, 2004
    Date of Patent: December 25, 2007
    Assignee: Rolex S.A.
    Inventors: Jacques Baur, Frédéric Oulevey, Michèle Saudan, Denis Vincent
  • Patent number: 7293911
    Abstract: This timekeeper comprises a first timer (4), means (12) for connecting it selectively to the train of the timekeeper (T), a second timer (5), a synchronous coupling between the first (4) and second (5) timers, and fly-back means (13, 13?, 9, 11) for said timers (4, 5). An auxiliary motive source (10?) is in a driving relationship with the second timer (5) and a one-way coupling (6a, 7a) is situated between the first (4) and second (5) timers to regulate the speed of movement of the latter at a predetermined ratio with the speed of movement of the first timer (4) while allowing one-way relative movement of the first timer (4) relative to the second (5) when the latter is in the stop position and one-way relative movement in the opposite sense of the second timer (5) when the first timer (4) is in the stop position.
    Type: Grant
    Filed: October 4, 2006
    Date of Patent: November 13, 2007
    Assignee: Rolex S.A.
    Inventors: Nicolas Bonvin, Adrien Frederic Farron, Denis Rudaz
  • Patent number: 7277360
    Abstract: An elastic assembly joined to at least one side face of one of the members to be assembled is engaged by elastic deformation with a ratchet fastening element fixedly connected to the other member to be assembled. These elastic assemblies are constituted by an elongated element. The assembly side face to which it is joined has an elongated receptacle for the reception thereof, this forming in the assembly side face a opening through which a side portion of its wall projects to lie within the trajectory of the ratchet fastening element so as to allow coupling of this ratchet fastening element, at least one of the faces of the latter being configured to hold the elongated element under elastic strain and being orientated to resolve the force exerted upon it into a component which tends to hold the assembled members in place.
    Type: Grant
    Filed: March 18, 2005
    Date of Patent: October 2, 2007
    Assignee: Rolex S.A.
    Inventors: Stéphane Dufour, Claude Moënne
  • Publication number: 20070180943
    Abstract: The invention relates to a backlash-compensating toothed moving part, for a precision gear assembly, particularly in clock-making, in which the backlash-compensating teeth each have a section extending symmetrically to both sides of the radius of said mobile passing the tip of said teeth with an elastic connection to said mobile to give said teeth a freedom of movement in the plane of the mobile, at least one tooth in two being a backlash-compensating tooth comprising stop means (6, 7; 8a, 8b, 9a, 9b; 14; 17a; 18a; 29; 31a, 34; 31b, 35; 40) arranged to limit the freedom of movement as a function of the backlash in the gear assembly to be compensated for.
    Type: Application
    Filed: January 11, 2005
    Publication date: August 9, 2007
    Applicant: ROLEX S.A.
    Inventor: Jérôme Daout
  • Patent number: 7242640
    Abstract: This mechanism comprises a date runner, a months satellite with five teeth on a pitch for twelve, secured to the date runner, a fixed planetary toothset and a drive member for driving the date runner comprising two drive fingers, the first intersecting the path of the toothset of the date runner, the second intersecting the path of the toothset of the months satellite. The latter is connected to the planetary toothset by a second satellite secured to it and the number of teeth of which is equal to a multiple of twelve, the number of teeth of the planetary toothset being chosen so that one of the five teeth of the months satellite is aligned with the axes of the satellites, of the drive member and of the date runner on the 30th of each month comprising less than 31 days.
    Type: Grant
    Filed: April 20, 2005
    Date of Patent: July 10, 2007
    Assignee: Rolex S.A.
    Inventor: Christian Fleury
  • Patent number: 7234859
    Abstract: This shock-absorbing bearing comprises a bearing block (1), a pierced jewel (3), an endstone (4) and a shock-absorbing spring (5) connected to said bearing block (1) by four linking arms (5a1, 5a2, 5a3, 5a4), parallel to a plane containing the pivot axis (X) of said bearing and forming two suspension elements (5a1, 5c1, 5a2; 5a3, 5c2, 5a4), each having two of said linking arms connected to each other by a branch in the form of an arc (5c1, 5c2) centered on said pivot axis (X) and having a radius greater than that of said endstone (4), these suspension elements being connected to each other by two diametric arms (5e) located on either side of a central support element (5d). The outer ends of said diametric arms (5e) are connected to two of said linking arms (5a2, 5a4) belonging to said respective suspension elements (5a1, 5c1, 5a2; 5a3, 5c2, 5a4).
    Type: Grant
    Filed: March 23, 2006
    Date of Patent: June 26, 2007
    Assignee: Rolex S.A.
    Inventors: Michel Kohler, Romain Voirol
  • Patent number: 7182508
    Abstract: This device comprises a first axial retention shoulder secured to the case, adjacent to a cylindrical seat, a second, opposite axial retention shoulder formed by one face of an annular groove secured to the rim, an annular retention element made of polymer bearing against each of said shoulders, said first shoulder being adjacent to the base of a conical surface, secured to the case, for the axial introduction of said annular retention element engaged with said annular groove. Said annular retention element forms an endless ring whose section is divided in the radial direction into two portions of which one is, perpendicularly to the plane of said endless ring, substantially thinner than the other, these two portions being intended to interact respectively with said first shoulder and second shoulder.
    Type: Grant
    Filed: August 11, 2004
    Date of Patent: February 27, 2007
    Assignee: Rolex S.A.
    Inventors: Jean-Louis Bertrand, Daniel Fiammingo, Daniel Moille, William Passaquin, Sylvie Ribeyrolles, Yvan Serikoff
  • Publication number: 20070012134
    Abstract: In this defect-compensating gear assembly for a timepiece mechanism, in which at least some of the uniformly distributed teeth of at least one of the mating toothed moving parts have regions which are elastically deformable in the direction of their respective thicknesses, the meshing teeth of said moving parts have at least two simultaneous contact points, the addition of the nominal thicknesses (eSJ, e2) of the teeth in contact of said respective mating moving parts, measured along the pitch circles (C1, C2) of these mating moving parts, gives a resultant length greater than the pitch (p) of these toothed moving parts. The thickness of said elastically deformable region extends on either side of the theoretical profile of said teeth.
    Type: Application
    Filed: July 10, 2006
    Publication date: January 18, 2007
    Applicant: ROLEX S.A.
    Inventor: Jerome Daout