发明授权
- 专利标题: Automatic telescopic antenna mechanism
- 专利标题(中): 自动伸缩天线机构
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申请号: US125578申请日: 1993-09-23
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公开(公告)号: US5448251A公开(公告)日: 1995-09-05
- 发明人: Irwin Gerszberg , Norman P. Graule , Eugene T. Kendig
- 申请人: Irwin Gerszberg , Norman P. Graule , Eugene T. Kendig
- 申请人地址: NJ Murray Hill
- 专利权人: AT&T Corp.
- 当前专利权人: AT&T Corp.
- 当前专利权人地址: NJ Murray Hill
- 主分类号: H01Q1/10
- IPC分类号: H01Q1/10 ; H01Q1/24 ; H04M1/02 ; H04M1/03 ; H04Q7/32
摘要:
A radiotelephone handset having a tubular telescoping antenna and a slide-open mouthpiece is provided with a mechanical coupling between the mouthpiece and the antenna for automatically extending the antenna when the mouthpiece is opened.
公开/授权文献
- USRE33160E Method and apparatus for inspecting lateral lines 公开/授权日:1990-02-06