Title:
COMMUNICATION SINGLE BOARD, CHASSIS, SYSTEM FOR DETECTING INSERTION AND EXTRACTION OF COMMUNICATION SINGLE BOARD, AND COMMUNICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2009/067873
Kind Code:
A1
Abstract:
A communication single board, a chassis, a system for detecting insertion and
extraction of a communication single board, and a communication system, wherein
the communication single board comprises: a single board body, a spanner and
a handle strip. A magnet is set on the spanner, a magnetoelectric switch is set
at the corresponding place to the magnet on the single board body or the handle
strip, when the spanner is closed, the magnetoelectric switch is switched on,
and when the spanner is opened, the magnetoelectric switch is switched off.
Inventors:
XIAO CONGTU (CN)
Application Number:
PCT/CN2008/072678
Publication Date:
June 04, 2009
Filing Date:
October 14, 2008
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
XIAO CONGTU (CN)
XIAO CONGTU (CN)
International Classes:
H04Q1/02
Foreign References:
| CN2919265Y | 2007-07-04 | |||
| CN2454830Y | 2001-10-17 | |||
| CN1236256A | 1999-11-24 | |||
| US5530302A | 1996-06-25 |
Attorney, Agent or Firm:
LEADER PATENT & TRADEMARK FIRM (TOPBOX BuildingNo. 69, Beichen West Road,Chaoyang District, Beijing 9, CN)
Download PDF: