发明名称 |
TRACKBALL DEVICE FOR CONTROLLING AN ELECTRONIC APPARATUS, AND PRODUCTION PROCESS |
摘要 |
A tracker ball is in contact with the drum of a longitudinal shaft and also the drum (42T) of a transverse shaft (32T). The shaft has a toothed coding pinion (44T) which engages with a contact rod (70T) formed from the end of a coil spring (50T). The coil spring lies in a trough (46T) and the the end remote from the coding pinion is anchored by welding using two electrodes (E1,E2) An Independent claim is also included for : A method of fixing a metallic component such as a spring in a trough within a plastic case by thermowelding |
申请公布号 |
EP1542856(A2) |
申请公布日期 |
2005.06.22 |
申请号 |
EP20030758092 |
申请日期 |
2003.09.02 |
申请人 |
ITT MANUFACTURING ENTERPRISES, INC. |
发明人 |
BRICAUD, HERVE;FERRATON, DAVID;PIZARD, YVES |
分类号 |
B29C65/44;B29C65/46;G06F3/0354;(IPC1-7):B29C65/44;G06F3/033 |
主分类号 |
B29C65/44 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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