Blind Stops. Page: 2 of 2
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UNITED STATES PATENT OFFICE.
CHARLES F. VANDERVOORT, OF CORPUS CHRISTI, TEXAS.
SPECIFICATION forming part of Letters Patent No. 279,111, dated June 5, 1883.
Application filed February 6, 18. (Model.)
To all wlhom it may contcer.: screw, i, projecting out through a slot, j, in
Be it known that 1, CHIARLES F. V-ANDER- the front of the stile, and I arrange the knob
vooRT, of Corpus Christi, in the county of to screw up tightly against the side of the
Nueces and State of Texas, have invented a blind-stile, to clamp the bar fast and lock the
5 new and Improved Blind-Slat-Operating De- slats in thle desired position, andto permit the 40
vice, of which the following is a full, clear, slats to be adjusted to or removed from the
and exact description. I frame of the blind without taking the frame
The object of the invention is to provide a apart I rabbet one of the stiles of the blind
convenient means by which blind-slats may be and fit therein the strip m,. securing it remov-
o swung on their pivots, so asto open or closeto ably by screw or other suitable fastenings, o, 45
the extent desired. the bearings for the pivots n of that end of tlihe
Reference is to be lhad to the accompanying slats being formed preferably both in the stile
drawings, forming part of this specification, in and strip m, as clearly shown in the drawings.
which similar letters of reference indicate cor- Thus it will be seen that I make a neat, sub-
15 responding parts ill all the figures. stantial, and effective blind-slat operator ansd 56
Figure 1 is a side elevation of a window- fastener.
blind provided with my improved blind-slat- I am aware that various means have been
operating device. Fig. 2 is a section of Fig. employed to effect the same purpose; but no
I on the line x x. Fig. 3 is a side elevation of one has, to my knowledge, ever used the par-
20 tile bar which I employfor operatissglheslats. ticular means which I have described; hence 55
Fig. 4 is a section of Fig. 1 on line y y. Fig. MWhat I claim as new and of my invention
5 is a perspective view of an end portion of is-
one of the slats, showing the band or ferrule 1. The combination, with slats having the
I employ for providing the slols: and Eig. 6 end slot, b, of the slide-bar d, having a pin, g,
25 is a side elevation of the stud-screw by which for each slat, and a stile, e, having a slot to re- 60
the knob is connected to the operating-bar. eeive said bar, as shown and described.
I slot the ends or one end of the slats a, as 2. The combination, with a slide-bar, d, ar-
shown at b, either by grooving the wood or ap- ranged in a slot, j, of the stile, of the knob h
plying a metal band or ferrule, c, and arrange and thumb-screw i. whereby the slats may be
30 the bard in aslot of thestile e, along side of the looked in any desired position, as described.
pivotsf, sith a stud-pin, g, for each slat, the CHAS. FRED VANDERVOORT
pins projecting into the slots of the slats, so that
they will be opened and closed by sliding the Witnesses:
bar up and down. For so shifting the bar I W. H. D nsawoon,
35 have a knob, h, connected to it by a thumb- JULrus HENRY.
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Vandervoort, Charles Frederick. Blind Stops., patent, June 5, 1883; [Washington D.C.]. (texashistory.unt.edu/ark:/67531/metapth170558/m1/2/: accessed February 18, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; crediting UNT Libraries Government Documents Department.