Blind, slat for blinds, and method of producing the same and...

Details Blind, slat for blinds, and method of producing the same and... Blind, slat for blinds, and method of producing the same and...

2006-07-04

2006-07-04

Johnson, Blair M. (Department: 3634)

Flexible or portable closure, partition, or panel

Plural strip, slat, or panel type

Strip or slat structure

C160S16810R

Reexamination Certificate

active

07069973

ABSTRACT:
To provide a blind slat resistant to bending with keeping good rotation of a slat. The slat (16) is formed with a lift cord passing hole (16a) through which a lift cord passes, and when a length of the lift cord passing hole (16a) in a slat width direction is b, a slat width is a, and a slat crown height is e,0.59·ea+0.19≤ba≤-1.41·ea+0.70is satisfied, and the slat (16) is formed with a protrusion (16g), which crosses an extension line (16d) of the lift cord passing hole (16a) and protrudes beyond a general plane (16e) of the slat, the extension line (16d) connecting an edge (16b) of the lift cord passing hole (16a) in the slat width direction and an edge (16c) of the slat (16) in the slat width direction.

REFERENCES:
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patent: 5573054 (1996-11-01), Swopes
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patent: 4-16595 (1992-03-01), None
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European Search Report dated May 7, 2004.

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