Flexible or portable closure – partition – or panel – Plural strip – slat – or panel type – Venetian blind type
Patent
1988-02-11
1989-10-10
Johnson, Blair M.
Flexible or portable closure, partition, or panel
Plural strip, slat, or panel type
Venetian blind type
160173, 160900, E06B 936
Patent
active
048724998
ABSTRACT:
A bridle for a lead traveller is disclosed. Post structure extends downwardly from the bottom of the spacer. In one embodiment, a loop is formed in the blind pull cord and passed downward through an opening in the bridle and over said post. The bridle is thereby frictionally fixed on said pull cord. In another embodiment the post structure frictionally engages the pull cord which is permitted to slip with respect thereto upon a predetermined loading.
REFERENCES:
patent: 3343588 (1967-09-01), Cayton
patent: 3743002 (1973-07-01), Ford
patent: 3978904 (1976-09-01), Riebock et al.
patent: 4114673 (1978-09-01), de Wit et al.
patent: 4115898 (1978-09-01), Frentzel
patent: 4425956 (1984-01-01), Terlecke
patent: 4552195 (1985-11-01), Durig et al.
patent: 4732202 (1988-03-01), Anderson
Hunter Douglas Inc.
Johnson Blair M.
Purol David M.
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