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Class Information
Number: 368/289
Name: Horology: time measuring systems or devices > Cases > With protection means > For crown or stem > By waterproofing
Description: Subject matter including means to render the crown or stem impervious to water.


Sub-classes under this class:

Class Number Class Name Patents
368/290 Push-button stem type 22


Patents under this class:

Patent Number Title Of Patent Date Issued
7192182 Winding stem pipe with friction ring Mar. 20, 2007
7182507 Portable timepiece Feb. 27, 2007
7118270 Portable watch Oct. 10, 2006
7111977 Portable watch Sep. 26, 2006
6886975 Watch May. 3, 2005
6796708 Wrist mounting-type portable electronic apparatus having bangle-type strap Sep. 28, 2004
6210034 Devices for leakproofing instrument-control buttons, particularly for the winding and time-setting buttons of watches Apr. 3, 2001
6200019 Device for locking the rotatable bezel of watches, especially underwater watches, and for rendering the winding button watertight Mar. 13, 2001
5696741 Timepiece including a fluid resistant container assembled in a metallic case Dec. 9, 1997
5467325 Watch case Nov. 14, 1995
4979156 Screw-on watch stem seal Dec. 18, 1990
4548514 Wristwatch having tubular seal and method for assembly Oct. 22, 1985
4545688 Watch case having synthetic material seals between detachable parts thereof Oct. 8, 1985
4534660 Portable device including a visible mechanism Aug. 13, 1985
4529323 Leak resistant watch casing having annular elastic element surrounding a casing ring which centers the watch movement relative to the casing Jul. 16, 1985
4502791 Water-resistant device between an outside control member and a watch case Mar. 5, 1985
4459039 Pressure compensated watch enclosure Jul. 10, 1984
4435796 Electrical connection construction for electronic timepiece Mar. 6, 1984
4403315 Electronic timepiece assembly Sep. 6, 1983
4391534 Glass mounting structure for watches Jul. 5, 1983
4362395 Device for winding and setting a timepiece Dec. 7, 1982
4346464 Control member for a water-tight watch Aug. 24, 1982
4292682 Water-tight winder for a diver's watch Sep. 29, 1981
4287400 Water-resistant rocker switch Sep. 1, 1981
4250573 Digital alarm wristwatch Feb. 10, 1981
4244044 Waterproof sport watch Jan. 6, 1981
4228647 Click mechanism of a timepiece Oct. 21, 1980
4217752 Fixing structure of back cover for watch Aug. 19, 1980
4170104 Switch mechanism for wristwatch Oct. 9, 1979
4089158 Fluid-tight winding button assembly May. 16, 1978
3942316 Sectioned casing for electronic watches Mar. 9, 1976



 
 
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