Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Reexamination Certificate
2011-08-02
2011-08-02
Pham, Tuan (Department: 2618)
Telecommunications
Transmitter and receiver at same station
Radiotelephone equipment detail
C455S575300, C455S575400, C455S575800, C455S090300
Reexamination Certificate
active
07991440
ABSTRACT:
A rotatable connecting mechanism (100) includes a cover (10), a base (30), a toothed element (20) and an elastic element (24). The cover is rotatably mounted on the base (30). The toothed element (20) on a surface of the cover (10) facing to the base (30). The toothed element (20) defining a plurality of toothed grooves (222) around a peripheral wall thereof. The elastic element (24) having an engaging portion (2422) formed thereon and configured on a surface of the base (30) facing to the cover (10). The engaging portion (2422) rotatably engages 5 the plurality of toothed grooves (222).
REFERENCES:
patent: 7586538 (2009-09-01), Cho
patent: 2004/0018862 (2004-01-01), Godston et al.
patent: 2009/0188339 (2009-07-01), Liu et al.
Gao Yan-Ling
Liu Ye
Tu Hsiao-Hua
FIH (Hong Kong) Limited
Pham Tuan
Reiss Steven M.
Shenzhen Futaihong Precision Industry Co. Ltd.
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