Improvements in Pince-nez or Double Eyeglasses..
Year: 1892

page_text: Date of Application, 14th Jan., 1892
Complete Specification Left, 8th Oct., 1892-Accepted, 12th Nov., 1892
PROVISIONAL SPECIFICATION.
Improvements in Pince-nez or Double Eyeglasses..
I ANDREW LITTLE of 6 Morningside Gardens Edinburgh in the County of
Midlothian, House Surgeon do hereby declare the nature of this invention to be as
follows:-
The object is to provide simple and efficient connections between the glass
holders of pince-nez or double eyeglasses and like optical instruments so made that
the said instruments shall be securely held in position when in usc.
The invention consists essentially in the combination of a spring bridge and a
sliding or telescopic bridge. The spring bridge is made and connected to the glass-
holders in any usual or suitable way and the sliding or telescopic bridge consists
essentially of two pieces rigidly attached on to each holder and adapted to slide one
within or through the other.
Under a modification, the spring bridge is divided and attached to the telescopic
bridge and glass holders.
T
1000
Per pro J. T. KING,
J. Johnson,
Agent.
COMPLETE SPECIFICATION.
Improvements in Pince-nez or Double Eyeglasses.
I ANDREW LITTLE of 6 Morningside Gardens, Edinburgh, in the County of
Midlothian House Surgeon, 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 :—
The object is to provide simple and efficient connections between the glass
holders of pince-nez or double eyeglasses and like optical instruments so made that
the said instruments shall be securely held in position when in use.
The invention consists essentially in the combination of a spring bridge and a
sliding or telescopic bridge. The spring bridge is made and connected to the glass
holders in any usual or suitable way and the sliding or telescopic bridge consists
essentially of two pieces rigidly attached to each holder and adapted to slide one
-within or through-the other.
Under a modification the spring bridge is divided and attached to the telescopic
bridge and glass holders.
DESCRIPTION OF THE DRAWING.
Fig. is a front view of
a a are the glass-holders.
C₁ c' telescopic bridge, one
a pince-nez or double eyeglass under my invention.
spring bridge connecting the glass holders together.
end of which is secured to the glass holder a whilst
the other end is free to slide through the sleeve c¹ secured to the other glass
holder a¹.
Fig. 2 is a front view of a modified pince-uez or double eyeglass. Here the
glass holders d, d' have each attached thereto a sleeve e e', through both of which
the bridge piece is free to slide. The bridge piece f is attached to the glass-
holders by the spring bridge which is made in two portions g, gl each of which has
one end attached to a glass-holder and the other end to the bridge piece f.
[Price 8d.1

page_text: The bars, forming part of the telescopic bridge may be round, square,
hexagonal, or of other desired cross section. When not round, the glass holders
are held more securely in one plane.
Having now particularly described and ascertained the nature of my said inven-
tion, and in what manner the same is to be performed, I declare that what I
claim is :-
In pince-nez or double eye glasses, the combination of a spring and telescopic
bridge.