EP0066537A1 - Boîte de montre - Google Patents

Boîte de montre Download PDF

Info

Publication number
EP0066537A1
EP0066537A1 EP82810209A EP82810209A EP0066537A1 EP 0066537 A1 EP0066537 A1 EP 0066537A1 EP 82810209 A EP82810209 A EP 82810209A EP 82810209 A EP82810209 A EP 82810209A EP 0066537 A1 EP0066537 A1 EP 0066537A1
Authority
EP
European Patent Office
Prior art keywords
watch case
crystal
notch
case according
side wall
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Withdrawn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
EP82810209A
Other languages
German (de)
English (en)
French (fr)
Inventor
Paul Gogniat
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.)
Rado Uhren AG
Original Assignee
Rado Uhren AG
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 Rado Uhren AG filed Critical Rado Uhren AG
Publication of EP0066537A1 publication Critical patent/EP0066537A1/fr
Withdrawn legal-status Critical Current

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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
    • 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

Definitions

  • the present invention relates to watch cases, and it relates more particularly to the means for fixing a crystal engaged in a notch formed at the upper part of a component part of the case, of the type of the middle or of the bezel.
  • the glass is most often retained in its notch by means of a seal in which it is fitted tightly, the seal itself being driven into the notch.
  • the retention of the glass being ensured by the forces due to friction, joint on the glass and joint on the bezel or caseband, it will essentially depend on the height of the notch. This solution cannot therefore be advantageously implemented in very thin watch cases.
  • one of the objects of the invention is to propose a new means of fixing the glass in its notch, which makes it possible to greatly limit the height of the notch without endangering the holding of the assembly, which is easy to implement, and which is practically insensitive to thermal shocks or to other aging phenomena which generally affect adhesives.
  • the invention proposes to seal the ice in its notch by means of a mass of metallic material arranged in the interval defined by the side walls of the notch and of the ice, this mass adhering by welding. on the wall of the notch, on the one hand and exerting on the other hand a form locking effect on the side wall specially shaped for this purpose of the glass.
  • the metal mass it will be formed of a material capable of having a liquid or pasty consistency when the ice is assembled, then of solidifying under the usual conditions of use of the watch.
  • the watch case of FIG. 1 comprises in particular a crystal 1 engaged in a notch 2 formed at the upper part of a part 3 which may be the middle of the case or a bezel.
  • a mass of metallic material 6 In the interval defined by the side walls 4 of the part 3 and 5 of the glass 1 is arranged a mass of metallic material 6.
  • this metallic material must on the one hand be able to take a pasty or liquid consistency when the ice is placed and on the other hand be able to solidify under normal conditions of use of the box, by being welded to the side wall 4 of the bezel or the middle part 3.
  • low melting temperature will be understood to a temperature compatible with the ice warm up possibilities and of the part 3 of the watch case, that is to say, in any case less than 800 o C.
  • a corrosion-resistant welding material will therefore be used, the melting temperature of which is close to 620 ° C. for example, or based on tin, the melting temperature of which is around 180 ° C. to 250 ° vs.
  • the side wall 3 of the crystal 1 When the mass 6 is solidified, it is important that it exerts on the side wall 3 of the crystal 1 a shape locking effect, which is obtained in the embodiment shown by giving this wall an inclination such that the section of the glass widens towards the bottom of the notch 2.
  • the side wall may be previously coated with a layer of metallization, for example copper or gold, ensuring a perfect bond with the material 6.
  • FIGS. 2 and 3 show watch cases in which the locking effect is obtained by means of a peripheral groove 7 formed in the side wall 3, or of several parallel grooves 8.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Liquid Crystal Substances (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
EP82810209A 1981-05-22 1982-05-17 Boîte de montre Withdrawn EP0066537A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH335481A CH646030GA3 (en)van) 1981-05-22 1981-05-22
CH3354/81 1981-05-22

Publications (1)

Publication Number Publication Date
EP0066537A1 true EP0066537A1 (fr) 1982-12-08

Family

ID=4254167

Family Applications (1)

Application Number Title Priority Date Filing Date
EP82810209A Withdrawn EP0066537A1 (fr) 1981-05-22 1982-05-17 Boîte de montre

Country Status (5)

Country Link
US (1) US4474482A (en)van)
EP (1) EP0066537A1 (en)van)
JP (1) JPS57198884A (en)van)
KR (1) KR830010410A (en)van)
CH (1) CH646030GA3 (en)van)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2530555A1 (en) * 2007-07-12 2012-12-05 Apple Inc. Methods for integrally trapping a glass insert in a metal bezel and produced electronic device
US10131022B2 (en) 2012-04-23 2018-11-20 Apple Inc. Methods and systems for forming a glass insert in an amorphous metal alloy bezel

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH671671B5 (en)van) * 1988-03-23 1990-03-30 Ebauchesfabrik Eta Ag
CH674604B5 (en)van) * 1988-07-19 1990-12-28 Ebauchesfabrik Eta Ag
ATE445869T1 (de) * 2005-06-14 2009-10-15 Asulab Sa Montage eines sensorglases in einem gehäuse
JP6531754B2 (ja) * 2016-12-21 2019-06-19 カシオ計算機株式会社 機器ケース及び時計

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH10279A (de) * 1895-08-07 1895-11-30 Thalmann J Wilh Stopfpult für Zahnärzte
DE604692C (de) * 1934-10-26 Gebhard Duve Uhrglasbefestigung
CH282140A (fr) * 1949-12-03 1952-04-15 Vaurillon Emile Boîte étanche et procédé de fabrication de cette boîte.
US2597935A (en) * 1946-04-22 1952-05-27 Corning Glass Works Cover glass assembly
GB1138408A (en) * 1966-10-27 1969-01-01 Ncr Co Improved amalgamation mixture
DE2419466B1 (de) * 1974-04-23 1975-10-02 Dipl.-Ing. H. Muenchmeyer Kg, 3090 Verden Uhrglas

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH313607A (fr) * 1952-10-30 1956-04-30 Lonza Ag Rahmen mit Uhrglas
CH321187A (de) * 1953-12-02 1957-04-30 Lonza Ag Uhrgehäuseteil, bestehend aus einem Uhrglas und dessen Fassung
CH622151B (fr) * 1977-07-15 Hans Ulrich Klingenberg Boite de montre.
JPS5696267A (en) * 1979-12-28 1981-08-04 Seiko Epson Corp Fixation of cover glass

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE604692C (de) * 1934-10-26 Gebhard Duve Uhrglasbefestigung
CH10279A (de) * 1895-08-07 1895-11-30 Thalmann J Wilh Stopfpult für Zahnärzte
US2597935A (en) * 1946-04-22 1952-05-27 Corning Glass Works Cover glass assembly
CH282140A (fr) * 1949-12-03 1952-04-15 Vaurillon Emile Boîte étanche et procédé de fabrication de cette boîte.
GB1138408A (en) * 1966-10-27 1969-01-01 Ncr Co Improved amalgamation mixture
DE2419466B1 (de) * 1974-04-23 1975-10-02 Dipl.-Ing. H. Muenchmeyer Kg, 3090 Verden Uhrglas

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2530555A1 (en) * 2007-07-12 2012-12-05 Apple Inc. Methods for integrally trapping a glass insert in a metal bezel and produced electronic device
US9975174B2 (en) 2007-07-12 2018-05-22 Apple Inc. Methods and systems for integrally trapping a glass insert in a metal bezel
EP3540560A1 (en) * 2007-07-12 2019-09-18 Apple Inc. Methods for integrally trapping a glass insert in a metal bezel and produced electronic device
US10131022B2 (en) 2012-04-23 2018-11-20 Apple Inc. Methods and systems for forming a glass insert in an amorphous metal alloy bezel

Also Published As

Publication number Publication date
KR830010410A (ko) 1983-12-30
US4474482A (en) 1984-10-02
JPS57198884A (en) 1982-12-06
CH646030GA3 (en)van) 1984-11-15

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): CH DE FR GB IT LI

17P Request for examination filed

Effective date: 19821217

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19840503

RIN1 Information on inventor provided before grant (corrected)

Inventor name: GOGNIAT, PAUL