The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 18, 2002

Filed:

Nov. 15, 2000
Applicant:
Inventors:

Denis Lüscher, Grenchen, CH;

Michael Bach, Biel, CH;

Fernand Vuillaume, Porrentruy, CH;

Eloi Vuillaume, Grandfontaine, CH;

Assignee:

Montres Rado S.A., Lengnau, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04B 3/700 ; G04B 3/900 ;
U.S. Cl.
CPC ...
G04B 3/700 ; G04B 3/900 ;
Abstract

Watch case ( ) closed by a crystal ( ) and a back cover ( ) delimiting with a casing ring ( ), a space ( ) for housing at least a movement ( ), including a metal center ( ) whose outer wall has a stair structure ( ) complementary to the inner structure ( ) of the cover ( ) secured to said center ( ) by means of at least two screws ( ) passing through it via holes ( ) to tighten clamps ( ) housed in radial hollows ( ) formed in a vertical wall ( ) of the cover ( ), by compressing an elastomeric gasket ( ) arranged between two horizontal surfaces ( ) of the stair structures, and whose thickness is sufficient to arrange clearances ( ) at least between opposite surfaces respectively of the back cover ( ) and the base ( ) of the cover ( ), and the vertical wall ( ) of the center ( ) and the wall ( ) of the cover ( ) joining the base ( ).


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