Title: Precise timing timer containing timing gear train in timing unit
Application Number: 200410035263 Application Date: 2004.03.27
Publication Number: 1534411 Publication Date: 2004.10.06
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G04F7/08
Applicant(s) Name: Seiko Instr. Inc. Address:
Inventor(s) Name: Takizawa Katsuyoshi, Watanabe Mamoru
Attorney & Agent: cai minjun
Abstract:
     To realize a chronograph timepiece in which a manufacture and an assembly of a chronograph mechanism are easy. A chronograph timepiece of the invention contains a main plate, a front train wheel and an escapement/speed control device, and possesses a base unit having at least one of a self-winding device or a hand winging device, and a chronograph unit containing a second display mechanism, a second chronograph train wheel, a minute chronograph train wheel, and an hour chronograph train wheel. The chronograph unit is disposed in a dial side than the base unit. The base unit contains a 1st transmission wheel, i.e., second wheel
Time: 7