US101715A - Improved sash-holder - Google Patents

Description

waited .gieten @tutti (dimite.

THOMAS'HQDAVIS, OF

ST.- JOSEPH, MISSOURI.

Letters Patent No. 101,715, dated April I2, A1870; antedatell Apr/I 6, 1870.

IMPRovBD sass-HOLDER. Y i

The Schedule referred to in these Letters Patent and making part of the same.

i To all whom't rmay concern Be it known that I, THOMAS H. mns, 0f si. Je#

the same, reference being had to the afxzompanyingA drawing forming a part of this specification, in which-'- Figure l is a side view of my window-catch;

Figure 2 is a view of the falling pawl; and

Figure 3, a view of the swinging pawl.

Theplate A represents the face or jamb'of window.

B B is insidestrip, fastened on window-face to keep sash in its place.

C is the window-sash.

H is the outside window-strip.

K is the falling pawl; the shape thereof is represented in fig. 2. t

'l `is the swinging pawl the shape of which is shown in iig. 3.

J is the pivot through swingingpawl T, and fastened into the window-face or jamb, and around which the pawl moves easily.

V is the pivot connecting the rear end of the two pawls, forming a hinge or j'int.

O is a projection or handle to pawl K to raise it.

The forward end of leach pawl is slightly notched, that they may be more easily moved when coming in I Contact with the sash C.

lo show the operation of these pawls,.raise the pawl K by handle O, shoving it upward. This will lower and disengage the forward end of pawl T, that the sash may be raised or lowered to the place desired; then let go the handle O, and the upper pawl will fall of its own weight against sash, which pushes rear end of swinging pawl downward, and bringing-the forward partot' pawl T upward and against the sash O, rendering its farther movement in any direction impossible.

Tile dott-ed lines in iig. l show the position of the two pawls when the upper is raised and both are disengaged.

Edy invention has for its object. to furnish a simple, convenient and powerful catch to prevent any movement of sash in any direction after it is fastened, and that will work if fastened on the sash also, or it will prevent any rectilinear movement between the surfaces, provided it is perpendicular.

What I claim as my invention, and desire to secure The application of two pawls, connected together at one end, and turning on a pivot near the middle of the lower pawl, as herein described.

' 4'PI-IDMl-XS H.DAVIS.

Witnesses SAM. H. DEUBRE, J. Fmrn Josas.

Images