JPS5448280A - Dusttproof timepiece case - Google Patents
Dusttproof timepiece caseInfo
- Publication number
- JPS5448280A JPS5448280A JP10479478A JP10479478A JPS5448280A JP S5448280 A JPS5448280 A JP S5448280A JP 10479478 A JP10479478 A JP 10479478A JP 10479478 A JP10479478 A JP 10479478A JP S5448280 A JPS5448280 A JP S5448280A
- Authority
- JP
- Japan
- Prior art keywords
- dusttproof
- timepiece case
- tube
- chamfered
- notches
- 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.)
- Pending
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
- G04B37/00—Cases
- G04B37/08—Hermetic sealing of openings, joints, passages or slits
- G04B37/10—Hermetic sealing of openings, joints, passages or slits of winding stems
-
- 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
- G04B37/00—Cases
- G04B37/08—Hermetic sealing of openings, joints, passages or slits
- G04B37/081—Complete encasings for wrist or pocket watches also comprising means for hermetic sealing of the winding stem and crown
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Refuse Receptacles (AREA)
- Air Bags (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The tube (5) through which passes the control rod (6) enters notches made in the middle (1) and in the rim (2a) of the back (2), which notches are chamfered at (9) and at (8), respectively. An O-ring seal (10) is housed in an annular space accommodated between the chamfered parts (8 and 9) and a shoulder (5a) of the tube (5), the face of which facing the seal (10) is frustoconical at (11). <IMAGE>
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1093177A CH617310GA3 (en) | 1977-09-07 | 1977-09-07 | Dustproof watch case |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5448280A true JPS5448280A (en) | 1979-04-16 |
Family
ID=4368332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10479478A Pending JPS5448280A (en) | 1977-09-07 | 1978-08-28 | Dusttproof timepiece case |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS5448280A (en) |
CH (1) | CH617310GA3 (en) |
-
1977
- 1977-09-07 CH CH1093177A patent/CH617310GA3/en unknown
-
1978
- 1978-08-28 JP JP10479478A patent/JPS5448280A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
CH617310GA3 (en) | 1980-05-30 |
CH617310B (en) |
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