Writing-slate Frame Protector.
Year: 1891

page_text: Date of Application, 24th Nov., 1891
Complete Specification Left, 22nd Aug., 1892-Accepted, 24th Sept., 1892
PROVISIONAL SPECIFICATION.
Writing-slate Frame Protector.
We, THOMAS BUTTERWORTH, Mechanic, of 1 Green Street, Failsworth near
Manchester, and JOHN BUTTERWORTH, Mechanic of 14 Brown Street, Failsworth
near Manchester, both in the County of Lancaster do hereby declare the nature of
this invention to be as follows:--
Our invention consists of a clip bracket for use in connection with slate frames,
the object being to firmly secure the corners of said frames so that they do not
come apart.
The clip bracket is preferably made in one piece, of tin, zinc, or other suitable
metal or material, in the shape of an L, which grips the corner of the frame on
both sides, thus making said frame doubly secure.
Suitable holes are provided in said clip through which screws rivets or the like
are passed.
Dated this 24th day of November 1891.
FREDK. WALKER,
11, Furnival Street, London, E.C., Agent for the Applicants.
COMPLETE SPECIFICATION.
Writing-slate Frame Protector.
We THOMAS BUTTERWORTH, Mechanic of 1 Green Street Failsworth near
Manchester, and JOHN BUTTERWORTH Mechanic of 14 Brown Street Failsworth
near Manchester both in the County of Lancaster do hereby declare the nature of
this invention and in what manner the same is to be performed, to be particularly
described and ascertained in and by the following statement :-
Our invention consists of a clip bracket for use in connection with slate frames,
the object being to firmly secure the corners of said frames so that they do not
come apart.
In order that our invention may be the better understood we have appended the
accompanying sheet of drawings in which
Figure 1 is an elevational view of a slate having the corners thereof secured by
means of our device.
Figure 2 is a side elevation of same with square corners, and
Figure 3 is a front view of our device.
In carrying out our invention we stamp, cast, or otherwise form of any suitable
metal or material an L shaped clip bracket A said clip being so formed as to grip
both sides of the frame B Fig. 1 thus making the said frame doubly secure.
Suitable holes a are drilled or otherwise formed in the sides of the bracket A for
the reception of screws or rivets as shewn, and by means of which it is secured to
the frame of the slate B.
The corners of the aforesaid clip may be either square or of any other desired
form or configuration.
Having now particularly described and ascertained the nature of our said inven-
tion and in what manner the same is to be performed we declare that what we
claim is :-
First. In frames for writing slates the construction and employment of a clip
bracket for holding said frames and protecting them from injury substantially as
herein described with reference to the appended drawings.

page_text: Second. In frames for writing slates the construction of a clip bracket and the
method of and means for fixing it in position, substantially as and for the purpose
herein specified.
Dated this 29th day of June 1892.
FREDK. WALKER,
11, Furnival Street, Holborn, London, E.C., Agent for the Applicants.