Flexible or portable closure – partition – or panel – Roll type – With supporting or journaling means or with roller end...
Patent
1984-08-06
1987-06-23
Britts, Ramon S.
Flexible or portable closure, partition, or panel
Roll type
With supporting or journaling means or with roller end...
160301, A47H 113
Patent
active
046745505
ABSTRACT:
A window shade motor and a window shade roller assembly which is characterized by easier release and release with greater certainty, as contrasted to current construction, while having fewer parts which is based, in part, on arranging the pivot axes of the pawls closer to the center and a reduction of parts to as few as seven including a cage structure which performs several functions and which may easily be formed by progressive stamping.
REFERENCES:
patent: 1225338 (1917-05-01), Kraemer et al.
patent: 1701465 (1929-02-01), Sarran
patent: 1821687 (1931-09-01), Baumann
patent: 2120175 (1938-06-01), Fritz
Britts Ramon S.
Newell Co.
Purol David M.
Staples James G.
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