EP2240832A1 - Uhr mit in einem block aus extrahartem material integriertem mittelteil - Google Patents

Uhr mit in einem block aus extrahartem material integriertem mittelteil

Info

Publication number
EP2240832A1
EP2240832A1 EP09702208A EP09702208A EP2240832A1 EP 2240832 A1 EP2240832 A1 EP 2240832A1 EP 09702208 A EP09702208 A EP 09702208A EP 09702208 A EP09702208 A EP 09702208A EP 2240832 A1 EP2240832 A1 EP 2240832A1
Authority
EP
European Patent Office
Prior art keywords
extra
watch
block
hard material
machined
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP09702208A
Other languages
English (en)
French (fr)
Inventor
Guy Semon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Atto Holding SARL
Original Assignee
Atto Holding SARL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Atto Holding SARL filed Critical Atto Holding SARL
Publication of EP2240832A1 publication Critical patent/EP2240832A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B37/00Cases
    • G04B37/22Materials or processes of manufacturing pocket watch or wrist watch cases
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B39/00Watch crystals; Fastening or sealing of crystals; Clock glasses
    • G04B39/004Watch crystals; Fastening or sealing of crystals; Clock glasses from a material other than glass
    • G04B39/006Watch crystals; Fastening or sealing of crystals; Clock glasses from a material other than glass out of wear resistant material, e.g. sapphire
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B45/00Time pieces of which the indicating means or cases provoke special effects, e.g. aesthetic effects
    • G04B45/02Time pieces of which the clockwork is visible partly or wholly

Definitions

  • the present invention relates to the field of watchmaking, and more specifically the elements of dressing a watch or the functional parts of a watch movement whether it is mechanical or quartz. It particularly relates to the production of monolithic complex watch components in super-hard materials for applications to cladding and mechanical functions with physico-chemical improvement of the contact interfaces.
  • the jeweler art and the watchmaking trade coexist at all times. Many watches or clocks are dressed with natural gems or reported synthetic stones.
  • the present invention reverses the general use by rendering functional a monolithic extra-hard material by declining it in the form of static or dynamic mechanical functions. We describe how to make all or part of a cladding or watch movement by monolithic groupings obtained in an extra-hard material, colored or not, transparent or opaque.
  • the invention finds an original development by allowing the franking of the usual reported elements called "stones" or "sapphires" used for pivoting functions.
  • an advantageous extension of the invention will make it possible to adapt the physicochemical and / or optical properties of the contact interfaces by means of thin-film deposits.
  • a watch covering constituted by a box composed of a support frame called caseband (4) generally metal or ceramic, a glass part called ice (2) usually sapphire and a base (3) metal or transparent sapphire.
  • the metal parts are generally made by machining, molding or sintering operations, completed various forming and / or finishing machining operations. It and recognized use that the components of dressing, middle (4), bottom (3), ... must have important physicochemical properties such as for example: good resilience and toughness, excellent hardness, and an ultra-violet hold. As a result, the timepieces are conventionally made of a metallic and sometimes ceramic material.
  • Patent EP 0131267 describing a mechanical watch whose constituent elements are mounted inside a support frame consisting of a stack of transparent corundum, spinel or quartz plates, some of which have cutouts which make it possible to house, are also known. said elements.
  • Other documents such as British patents GB2062909 and GB660365 describe watches comprising several dissociated components.
  • a watch usually comprising a clockwork mechanism and a cladding formed of at least a middle, an ice, a bottom, a plate and several bridges may comprise at least one of the following combinations:
  • the material of a combined set of two components is identical to the extra-hard material, transparent or not, constituting one of the two components in order to make the watch movement visible to the user or to the to benefit from the physicochemical properties of materials and / or deposits made on internal or external surfaces.
  • the middle and the ice form a monolithic piece with axes of symmetry or any generated in a block of compact and solid transparent material such as a ceramic or other vitrified metal oxide, or else the assembly of different materials by molecular soldering.
  • the plate and / or the bridges are also machined in a block of extra-hard material transparent or not.
  • the caseband, the plate and the ice form, by combination of at least two components, a single monolithic piece generated in a solid block of extra-hard solid transparent or no.
  • At least part of the components of the watch movement is machined in a block of solid material extra-hard, transparent or not.
  • at least part of the contact links between pieces such as pivots, slide, patella, point ... are made by direct machining in the support members such as platinum, or bridges formed in a block of material extra-hard transparent or not.
  • the direct benefit is a reduction in the number of parts as well as a reduction of the functional dimensioning constraints while improving the conditions of solid friction.
  • the materials used are characterized by their non-machinability using standard manufacturing techniques, or by the prohibitive price or non-industrial nature of the few machining operations encountered, such as ultrasonic drilling ...
  • the materials we use are characterized by their crystalline matrix obtained using at least one oxide, metal or rare earths to obtain a more or less dense color ranging from perfect transparency to total opacity.
  • said extra-hard transparent material is taken, without this being exhaustive in one of the following families
  • Ceramic nanomaterials loaded or not and more particularly the ceramics obtained from the following compounds Alumina, Silicon Nitride, Mullite, Zirconia, Aluminum Nitride, Cordierite Magnesium Oxide, Boron Nitride, Steatite, Silicon Carbide, Perovskites.
  • the material or materials used is a chemical formulation allowing the substantial improvement of the mechanical properties especially with regard to the physics of the interfaces (hardness, tribology ).
  • the invention can advantageously be improved by resorting to surface deposits, in particular by "sol-gel" processes using nanoparticles incorporated in various organic and inorganic matrices in order to obtain thick layers ranging from a few tens of nanometers to a few micrometers, homogeneous, without crack and having good optical properties.
  • These layers may be deposited, without this being exhaustive, for example by means of the following methods: soaking, spinning, spin coating, dip coating screen printing, pyrolysis spray ...
  • colloidal metal materials Al, au, Pd , Cu, (7)
  • soil precursors of the SiO2, TiO2, ZrO2, SiO2-PbO types, ... with heat treatments and densification will make it possible to obtain colors, yellow, blue, red, green, gray, brown , ... possessing excellent resistance to abrasion or UV irradiation as well as high chemical stability.
  • a silica sol using, for example, titanium oxide or silicon pigments will make it possible to obtain shades of white while offering excellent mechanical properties.
  • the use of such deposits will provide anti-reflective coatings or antistatic or optical properties such as photochromatic.
  • An extension of the invention will be relevant by the use of extra-hard materials, transparent or not, coupled with metallic materials according to the known method of reactive brazing or non-reactive with or without metallization.
  • the deposited layers will be joined by the classical Ceramic-Tungsten or Moly-Manganese-Nickel-Gold model.
  • the result will always be a monolith uniting in a homogeneous and inseparable way, at least two components usually disjoint and assembled by means of mechanical links (for example ice - middle, or metal area in a sapphire plate for drilling tapping.
  • FIG. 1 shows a perspective view of the underside of a watch according to a first embodiment of the present invention
  • FIG. 2 shows a perspective view from above of a watch according to a first embodiment of the present invention
  • FIG. 3 represents a perspective view from above of a watch according to a second embodiment of the present invention.
  • FIGS. 1 and 2 show a perspective view from above of a watch according to a third embodiment of the present invention.
  • the watch shown in FIGS. 1 and 2 consists of a caseband (4) delimiting a substantially cylindrical internal volume, with horns (10 to 13); this piece is made of a block of extra-hard material such as a natural crystal block or other extra-hard transparent material.
  • This crystal block is shaped by machining and is closed by two complementary parts, namely a bottom (3) and an ice (2), also made of a block of extra-hard material and preferably in the same material as the middle part ( 4).
  • the movement comprises in a variant a plate also made in a block of extra-hard material, which can be an extension of the middle part (4).
  • the watch shown in FIG. 3 consists of a middle part (4) extended by a bottom or an ice (2) formed in a single block of single extra-hard material for the middle part and the bottom or the ice on the other hand.
  • the watch shown in FIG. 4 corresponds to a first exemplary embodiment. It has a body machined in a natural or synthetic crystal block having a middle (4) of annular shape closed by two axisymmetric surfaces (5, 6).
  • the middle part (4) is formed by extruding a shape on an axis.
  • the middle is monobloc and serves as background and ice. It is closed by two parietal surfaces (5, 6) perpendicular to the axis of symmetry.
  • the middle -X-4 tubular form encloses a movement (7) comprising a plate which is optionally also made of the same extra-hard material.
  • the generation of monolithic clusters takes place by means of machining techniques by abrasion or sintering.
  • the first method of obtaining is an abrasion machining which uses a very high frequency spindle rotating at 60,000 revolutions per minute and beyond.
  • We develop our own tools consisting of diamond grains with a controlled particle size and bonded together by means of a ceramic binder.
  • the machining quality makes the material virtually transparent to the eye.
  • the final termination is obtained by polishing by means of movable swabs by viscosity circulating a diamond cup.
  • the second generation technique uses a technique of sintering by "gel casting” (molding of the liquid phase material) largely advantageous compared to “dry sintering” techniques whose porosity problems are hardly soluble.
  • the use of a viscous phase allows the generation of complex forms whose limits are fixed by the molds.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Adornments (AREA)
  • Micromachines (AREA)
  • Surface Treatment Of Glass (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Glass Compositions (AREA)
EP09702208A 2008-01-11 2009-01-09 Uhr mit in einem block aus extrahartem material integriertem mittelteil Withdrawn EP2240832A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0850167A FR2926374B1 (fr) 2008-01-11 2008-01-11 Montre comportant une carrure usinee dans un bloc de materiau extra-dur
PCT/IB2009/000027 WO2009090527A1 (fr) 2008-01-11 2009-01-09 Montre comportant une carrure usinée dans un bloc de matériau extra-dur

Publications (1)

Publication Number Publication Date
EP2240832A1 true EP2240832A1 (de) 2010-10-20

Family

ID=39760488

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09702208A Withdrawn EP2240832A1 (de) 2008-01-11 2009-01-09 Uhr mit in einem block aus extrahartem material integriertem mittelteil

Country Status (10)

Country Link
US (1) US20100322041A1 (de)
EP (1) EP2240832A1 (de)
JP (1) JP2011509411A (de)
KR (1) KR20110007086A (de)
CN (1) CN101971107B (de)
FR (1) FR2926374B1 (de)
HK (1) HK1154292A1 (de)
RU (1) RU2477508C2 (de)
TW (1) TW201001104A (de)
WO (1) WO2009090527A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203069974U (zh) * 2012-10-19 2013-07-17 石志鹏 一种新型手表
CH707365B1 (fr) * 2012-12-18 2017-03-15 Savelli Ollivier Elément constitutif d'une pièce d'horlogerie, de bijouterie ou de joaillerie comportant un corps évidé.
EP2952976A1 (de) * 2014-06-03 2015-12-09 The Swatch Group Research and Development Ltd. Verkleidungselement einer Uhr aus geschweißten Metallen
WO2016004540A1 (fr) * 2014-07-09 2016-01-14 Richemont International Sa Procede optique pour rendre invisible au moins un composant d'un mouvement de montre
EP3070545A1 (de) * 2015-03-17 2016-09-21 Omega SA Dichtes armbanduhrgehäuse

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2224421A (en) * 1937-06-14 1940-12-10 Aaron Harry Combined watch and watchcase
US2256200A (en) * 1939-07-28 1941-09-16 Donovan J Heilman Watchcase
GB660365A (en) * 1947-08-01 1951-11-07 Theresia Maria Wachter Improvements in waterproof watchcases
US2719403A (en) * 1951-07-14 1955-10-04 Gisiger Armin Tight container
US2720748A (en) * 1952-03-04 1955-10-18 Gisiger Armin Watertight watch-case
US3242664A (en) * 1961-11-08 1966-03-29 Schlup & Cie S A Watch case
AT284477B (de) * 1967-12-01 1970-09-10 Plansee Metallwerk Werkstoff für Schmuckstücke, insbesondere für Gehäuse von Armband- und Taschenuhren
CH554014A (de) * 1970-06-25 1974-09-13
GB1332048A (en) * 1970-11-13 1973-10-03 Orient Watch Co Ltd Waterproof wrist watch cases
SU342170A1 (ru) * 1970-12-31 1972-06-14 Г. Г. Серебр ков Петродворцовый часовой завод Наручные влагозащищенные часы
US3885381A (en) * 1971-10-07 1975-05-27 Suwa Seikosha Kk Battery-powered timepiece with externally accessible circuitry
CH625663B (de) * 1979-10-09 Hans Ulrich Klingenberg Uhr mit analoger zeitanzeige.
CH632374GA3 (en) * 1980-08-19 1982-10-15 Watch case
JPH0320795Y2 (de) * 1985-04-17 1991-05-07
CH649185GA3 (de) * 1983-07-08 1985-05-15
CH655422GA3 (de) * 1984-01-26 1986-04-30
CH659166GA3 (de) * 1985-10-07 1987-01-15
CH659169GA3 (de) * 1985-10-07 1987-01-15
RU2024441C1 (ru) * 1992-04-02 1994-12-15 Владимир Степанович Кондратенко Способ резки неметаллических материалов
CH688297B5 (fr) * 1994-12-16 1998-01-30 Rado Montres Sa Elément de fermeture transparent et inrayable d'une boîte de montre et boîte de montre munie d'un tel élément.
JP2000501513A (ja) * 1996-10-03 2000-02-08 コマデュ・エス・アー ケーシングと支持装置を含む時計ケース
JPH11183647A (ja) * 1997-12-25 1999-07-09 Kyocera Corp 時計およびその製造方法
CN2429852Y (zh) * 2000-06-30 2001-05-09 王民洲 手表、挂表外壳
JP2003149352A (ja) * 2001-11-09 2003-05-21 Namiki Precision Jewel Co Ltd 腕時計用ケース
WO2004095147A1 (ja) * 2003-04-18 2004-11-04 Namiki Seimitsu Houseki Kabushiki Kaisha 腕時計用ケース
WO2006133810A1 (fr) * 2005-06-14 2006-12-21 Comadur S.A. Piece technique ou decorative associant un materiau transparent et un materiau amorphe a base de silice et son procede de fabrication
HK1083430A2 (en) * 2005-11-11 2006-06-30 Ng Hoi San Loby External watch case with lens made of artificial crystal glass and the manufacturing method for the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2009090527A1 *

Also Published As

Publication number Publication date
HK1154292A1 (en) 2012-04-13
RU2477508C2 (ru) 2013-03-10
CN101971107A (zh) 2011-02-09
JP2011509411A (ja) 2011-03-24
TW201001104A (en) 2010-01-01
US20100322041A1 (en) 2010-12-23
CN101971107B (zh) 2013-12-04
FR2926374A1 (fr) 2009-07-17
FR2926374B1 (fr) 2010-03-26
WO2009090527A1 (fr) 2009-07-23
KR20110007086A (ko) 2011-01-21
RU2010133517A (ru) 2012-02-20

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