CH623449GA3 - Waterproof watch case - Google Patents

Waterproof watch case Download PDF

Info

Publication number
CH623449GA3
CH623449GA3 CH837777A CH837777A CH623449GA3 CH 623449G A3 CH623449G A3 CH 623449GA3 CH 837777 A CH837777 A CH 837777A CH 837777 A CH837777 A CH 837777A CH 623449G A3 CH623449G A3 CH 623449GA3
Authority
CH
Switzerland
Prior art keywords
watch case
waterproof watch
glass
head
waterproof
Prior art date
Application number
CH837777A
Other versions
CH623449B (en
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
Publication of CH623449B publication Critical patent/CH623449B/en
Application filed filed Critical
Priority to CH837777A priority Critical patent/CH623449GA3/en
Publication of CH623449GA3 publication Critical patent/CH623449GA3/en

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B39/00—Watch crystals; Fastening or sealing of crystals; Clock glasses
    • G04B39/004—Watch crystals; Fastening or sealing of crystals; Clock glasses from a material other than glass
    • G04B39/006—Watch crystals; Fastening or sealing of crystals; Clock glasses from a material other than glass out of wear resistant material, e.g. sapphire
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B39/00—Watch crystals; Fastening or sealing of crystals; Clock glasses
    • G04B39/02—Sealing crystals or glasses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Bolts, Nuts, And Washers (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
  • Packages (AREA)

Abstract

Fixing screws (6) which grip the middle or case body (2) pass through the glass (4) made of ultra-hard material. An O-ring seal (9) is interposed between the head (6a) of each fixing screw (6) and the bottom of a hollow (8) which is made in the glass and in which the said head is housed. <IMAGE>
CH837777A 1977-07-06 1977-07-06 Waterproof watch case CH623449GA3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH837777A CH623449GA3 (en) 1977-07-06 1977-07-06 Waterproof watch case

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH837777A CH623449GA3 (en) 1977-07-06 1977-07-06 Waterproof watch case

Publications (2)

Publication Number Publication Date
CH623449B CH623449B (en)
CH623449GA3 true CH623449GA3 (en) 1981-06-15

Family

ID=4339380

Family Applications (1)

Application Number Title Priority Date Filing Date
CH837777A CH623449GA3 (en) 1977-07-06 1977-07-06 Waterproof watch case

Country Status (1)

Country Link
CH (1) CH623449GA3 (en)

Also Published As

Publication number Publication date
CH623449B (en)

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Legal Events

Date Code Title Description
PL Patent ceased