Matches 1 - 15 out of 15

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US20090303842 MAINSPRING  
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 μm.
US20090016173 SPIRAL SPRING MADE OF ATHERMAL GLASS FOR CLOCKWORK MOVEMENT AND METHOD FOR MAKING SAME  
The balance spring is made from a photostructurable glass plate by UV irradiation, thermal treatment and etching, said glass having a Young's modulus thermal coefficient CTE0. The value CTE0 of...
US20090116343 Balance spring, regulated balance wheel assembly and methods of manufacture thereof  
A balance spring comprising a flat spiral coil and a non-elastic inner attachment part formed by laser beam cutting. The spring has an outer attachment plate in the plane of the coil formed with a...
US20070133355 Timepiece and spring thereof  
[Object] To provide a timepiece spring whereby it is possible to ensure high precision and stable operation of precision mechanisms such as timepieces, and to provide a timepiece spring, a...
US20090067296 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...
US20140056113 TIMEPIECE MOVEMENT WITH POWER RESERVE FOR EXTENDED OPERATION  
A mechanical timepiece movement, including a spiral spring, a barrel, the spiral spring accommodated in the barrel as an energy storage, the barrel transmitting energy of the spiral spring by a...
US20120281510 METHOD FOR MAKING A SPRING FOR A TIMEPIECE  
The invention relates to a method for making a spring for a timepiece that comprises at least one monobloc ribbon of metal glass including at least one curvature. The method is characterized in...
US20130083633 BARREL SPRING  
A barrel spring (10) for a mechanism driven by a mainspring, in particular for a timepiece, includes a unitary ribbon of metallic glass. The object is to integrate at least one additional function...
US20140003203 MAINSPRING FOR A TIMEPIECE  
The invention relates to a mainspring (1) including a metal strip (3). According to the invention, the metal is austenitic steel (5) in order to limit sensitivity to magnetic fields and at least...
US20140064043 METHOD FOR PRODUCING TIMEPIECE SPRING, DEVICE FOR PRODUCING TIMEPIECE SPRING, TIMEPIECE SPRING, AND TIMEPIECE  
A method for producing a timepiece spring includes a step for producing, by casting, a metallic glass raw material constituted of a metallic glass; a step for heating the metallic glass raw...
US20110222376 DRIVING MECHANISM FOR A CLOCK MOVEMENT  
A driving member for a timepiece movement includes a shaft, and a drum and a rotating member both mounted on the shaft. The drum and the rotating member are able to rotate with respect to each...
US20140160902 DEVICE FOR ASSEMBLING AND LOCKING A JOINT  
The invention relates to a system of assembling a member, made of a first material, in the aperture of a part made of a second material having no plastic domain, using an intermediate portion made...
US20160147195 TIMEPIECE SPRING MADE OF AUSTENITIC STAINLESS STEEL  
A timepiece spring, as a mainspring, made of austenitic stainless steel including a base formed of iron and chromium, thickness of the spring being less than 0.20 mm, and the spring including, by...
US20160085214 TIMEPIECE MECHANISM COMPRISING A MOVABLE OSCILLATING COMPONENT WITH OPTIMISED GEOMETRY IN A MAGNETIC ENVIRONMENT  
A timepiece mechanism including a movable component oscillating about a rest plane passing through a pivot axis. An arbor of the movable component includes a main protruding portion which forms...
US20150277380 MAINSPRING FOR A TIMEPIECE  
A mainspring including a metallic strip wound on itself. The mainspring includes an excess thickness forming a bridle in one-piece with the strip.
Matches 1 - 15 out of 15