Metal working – Venetian blind assembling
Patent
1995-10-30
1999-12-21
Rachuba, M.
Metal working
Venetian blind assembling
29412, 83 13, 83929, B23P 1904
Patent
active
060032170
ABSTRACT:
The invention pertains to a method of and apparatus for sizing a factory made pleated shade downwardly to an exact width from a factory made width at the point of purchase in a retail outlet using the skill level of the service personnel commonly found in such retail establishments. Specifically, a pleated shade having (a) two or more lift cords and (b) head and bottom rails which are slidable with respect to the top pleat or pleats and the bottom pleat or pleats, respectively, is arranged so that the pleats as an integral unit can be moved relative to both the head and bottom rails in diametrically opposite directions whereby the pleats may be sized by cutting off portions at each and thereof and the rails sized by single or multiple cutting operations.
REFERENCES:
patent: 2418515 (1947-04-01), Lewis
patent: 4819530 (1989-04-01), Huang
patent: 4901419 (1990-02-01), Voss
patent: 4928369 (1990-05-01), Schnebly et al.
patent: 4993131 (1991-02-01), Graves et al.
patent: 5072494 (1991-12-01), Graves et al.
Cheou Si-Chaun
Graves Delbert B.
Sands Jeffrey L.
Newell Operating Company
Pryor Sean A.
Rachuba M.
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