Vertical venetian blind

Details Vertical venetian blind Vertical venetian blind

2005-05-17

2005-05-17

Lev, Bruce A. (Department: 3634)

Flexible or portable closure, partition, or panel

Plural strip, slat, or panel type

Venetian blind type

C160S17300V, C160S17810V

Reexamination Certificate

active

06892785

ABSTRACT:
A vertical Venetian blind comprises a head rail, a first end cover, a second end cover, a control seat, a plurality of slat transmission seats, a plurality of link pieces, and a transmission shaft. The control seat, the slat transmission seats, the link pieces, and the transmission shaft are assembled together as a whole and can be therefore separate together from the head rail in the event that the head rail must be adjusted in length. The slat transmission seats can be easily adjusted in number. The transmission shaft can be adjusted in length accordingly.

REFERENCES:
patent: 4335775 (1982-06-01), Frentzel et al.
patent: 5848632 (1998-12-01), Chou
patent: 5894877 (1999-04-01), Sommerfeld
patent: 5937928 (1999-08-01), Chou
patent: 5975187 (1999-11-01), Chou
patent: 5992495 (1999-11-01), Cadorette
patent: 6334477 (2002-01-01), Moir
patent: 6408923 (2002-06-01), Nien
patent: 6585025 (2003-07-01), Welfonder
patent: 20040003902 (2004-01-01), Nien

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