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| Number | Title | Issue Date |
| 8038340 | Timepiece A timepiece comprising a main energy storing device, a gear train coupled to the main energy storing device, a tensioning element coupled to the gear train, the tensioning element configured to be driven about a tensioning axis in cyclic steps, a tensioning control ... | 10/18/2011 |
| 7824097 | Micro-mechanical part made of insulating material and method of manufacturing the same A micro-mechanical part made of insulating material, such as a silicon balance spring (1) for a timepiece movement, tends to adhere to a neighboring part when it is in movement, such as the balance cock (9). This drawback is removed by carrying out, ov... | 11/02/2010 |
| 7815363 | Movement for a timepiece with plural escapements A timepiece movement having at least two regulating members with their escapement and elements for alternately stopping and releasing the operation of the regulating members, such that a single regulating member is thus driven at any one time by means of the energy ... | 10/19/2010 |
| 7473027 | Watch whose movement includes a constant force device The movement (1) of the watch includes a constant force device (14) inserted in a going rain connecting a spring barrel (2) to an escapement having an escapement wheel and including a third wheel which completes one revolution in several minutes... | 01/06/2009 |
| 7192180 | Detent escapement for timepiece The escapement includes a large plate 4 carrying a first finger 14 and a blocking member 6 carrying a second finger 11 and a locking pallet-stone 7. The first and second fingers 14 and 11 are shaped such that when the... | 03/20/2007 |
| 6877893 | Timepiece with mechanical regulation The invention concerns a timepiece comprising a mainspring with constant torque, having a balance spring and a balance wheel, the balance wheel (7) oscillation being maintained through an escapement mobile element (2) by moving a fixation point of the ... | 04/12/2005 |
| 6863434 | Constant-force device A constant-force device for precise regulation of mechanical watch movements by means of a uniform transmission of force from the escape wheel to the regulating organ of the watch, this device being adapted to be integrated into a Tourbillon mechanism. ... | 03/08/2005 |
| 6694030 | Apparatus and method for reproducing a digital audio signal from a record carrier A reproducing apparatus for reproducing an audio signal from a record carrier having a first digital audio signal (a PCM encoded audio signal) recorded on it in a first format and a second digital audio signal (an MPEG encoded multi channel audio signal) ... | 02/17/2004 |
| 6490231 | Intermittent feeding mechanism An intermittent feed mechanism has a counting wheel and a cam balancer mounted on the counting wheel and having a hole. A feed pawl is mounted on the cam balancer and has a spring portion and a pawl portion. The pawl portion of the feed pawl has a protrus... | 12/03/2002 |
| 6327226 | Clock with cam device To the spindles of the mechanism (1) of a wall clock or a table clock are mounted, in substitution of the hands, two couples of cams (8, 9 and 6, 7) which transmit respectively to hands (11 and 12) of the minutes and the hours rotating around a spindle (1... | 12/04/2001 |
| 6126308 | Chain wheel assembly unit for the weight movement of a clock Chain wheel assembly unit for weight movement of a clock movement and/or of a striking train of a clock comprises a chain wheel (22), which is arranged on a shaft (1) between two coaxial profiled disks (20, 21), is in rotary connection with a drive gear (... | 10/03/2000 |
| 5751664 | Hand rotating mechanism for electronic watch In an electronic watch, a hand wheel gear 109b in a gear train has a tooth 124 having a profile K so as to prevent the backward movement of a hand 104. During initialization, the gear train is rotated backward such that the hand 104 is turned to the backw... | 05/12/1998 |
| 4641975 | Clock with mechanical drive In a clock provided with a mechanical drive for the going train and having one or more striking mechanisms controlled by the going train, the motion regulator of the going train comprises a quartz-controlled stepping mechanism whose arbor is in drive conn... | 02/10/1987 |
| 4446750 | Escapement device An escapement device has a latch plate interposed between an input and output shaft. The latch plate is pivotably connected to the input and output shafts. The latch plate has a shoulder which abuts a coaxially mounted gear ring. The output shaft is sprin... | 05/08/1984 |
| 4324803 | Process for depositing on substrates, by cathode sputtering, a self-lubricating coating of metal chalcogenides and the coating obtained by this process A metal chalcogenide coating, in particular of molybdenum sulphide, is deposited on a substrate by high speed cathode sputtering. This coating is turbostratic and has an unusually high resistance to wear produced by frictional forces.... | 04/13/1982 |
| 4291628 | Safety mechanism for fuses A safety mechanism for the trajectory for a projectile fuse. The mechanism uses a symmetrical escapement of the cylindrical dead-beat type which does not comprise an inlet lip. The balance comprises two cheeks located one on each side of the escapement wheel, ... | 09/29/1981 |
| 4207733 | Elapsed time indicator An elapsed time indicator is provided which performs accurate and reliable time measurements. The device includes an indicator assembly having a plurality of numbered wheels drivingly coupled to a drive wheel having a plurality of upstanding peripheral te... | 06/17/1980 |
| 4203281 | Assembly comprising a timepiece pallet anchor and its frame An assembly comprising an escapement timepiece pallet anchor and its frame is disclosed, wherein the pallet anchor is in the form of one piece of plastics material having three arms and is rotatably mounted on the frame. The assembly comprises means for l... | 05/20/1980 |
| 4147568 | Copper-zinc-nickel-manganese alloys A tetragonal age-hardened copper-zinc-nickel-manganese alloy, which has good cold-working properties which enable it readily to be rolled, drawn and forged, is disclosed. The alloy, which can be used to stamp complicated parts such as escapement forks and... | 04/03/1979 |
| 4041693 | Escapement for a timepiece This invention refers to a high efficiency escapement wherein the pallets embrace more than one fifth of the teeth of the pallets wheel, and wherein the entry-pallet embraces relative to the line joining the center of the escape wheel to the pallet staff ... | 08/16/1977 |
| 3999369 | Electromechanical watch movement A low-cost electromechanical watch movement comprises a step-by-step motor including a multipolar rotor mounted for rotation within an encased stator and carrying driving pallets operatively engaging with a time-display gear train. The stator and rotor ea... | 12/28/1976 |
