A Swell used in Looms for Weaving.
Year: 1892

page_text: Date of Application, 23rd Mar., 1892
Complete Specification Left, 22nd Dec., 1892-Accepted, 22nd Apr., 1993
PROVISIONAL SPECIFICATION.
A Swell used in Looms for Weaving.
JAMES LANG of Langs Yard, Park Road, Preston in the County of Lancaster,
Overlooker do hereby declare the nature of this invention to be as follows:-
A swell used in looms for weaving, for either fast or loose reed looms, the same
is made of iron, steel, wood or other material, and similar to the shape usually
employed, but the hinged joint or pin is dispensed with, the swell is placed in the
slot. in the back board and is held there by a variety of means, some of which are
the following-A bolt or stud passes through the back board and swell at one or
both ends, on the outside of back board, an open spiral spring of steel or other
material is placed upon the bolt or stud, one end of such spring pressing upon the
swell and the other end coming in contact with the nut or head of stud or bolt, and
by this means the necessary tension can be obtained.
Another form is to have a plate or bracket with projecting pin attached to the
back board and upon such pin is placed the open spring, one end of which comes in
contact with swell in the middle and the other with plate or bracket, or a bracket
& spring may be used at each end, and india rubber may be substituted for the
spiral springs.
01st day of Manch 1005
COMPLETE SPECIFICATION.
A Swell used in Looms for Weaving.
JAMES LANG of Langs Yard Park Road, Preston in the County of Lancaster,
Overlooker 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 :-
A swell used in looms for weaving for either fast or loose reed looms, the same is
made of iron, steel, wood or other material, and similar to the shape usually
employed but the hinged joint or pin is dispensed with, the swell is placed in the
slot in the back board and is held there by a bolt or stud passing through the back
board at one or both ends, on the outside of the back board an open spiral spring
of steel or other material is placed upon the bolt or stud, one end of such spring
pressing upon the swell and the other end coming in contact with the nut or head
of stud or bolt, and by this means the necessary tension is obtained.
Another form is to have a plate or bracket with projecting pin attached to the
back board and upon such pin is placed the open spring, one end of which comes in
contact with swell in the middle, and the other end with plate or bracket, or a
bracket and spring may be used at each end, and india rubber may be substituted
for the spiral spring.
The invention may be better understood by reference to the accompanying
drawing in which
Figure 1 is a plan, part in section of shuttle box with swell shown in position
before shuttle enters.
Fig. 2 is a view of back of back board and shews side view of swell.
Fig. 3 is a plan part in section of shuttle box and swell, shewing spring and
bracket in centre of swell as before described.
Fig. 4 is a view of back of back board and shews side view of swell, spring
bracket, spring and stud.

page_text: In these figures
A is the shuttle box, a is the entrance and exit of shuttle box, B is the swell,
C is the stud, setscrew or bolt for spring, D is the spring, E is the long end of swell
(resting in back board) which acts as fulcrum for swell to work on, F is the back
board or back of shuttle box, G shewn by dotted line indicates position of extra
stud, setscrew or bolt, and spring, where two spring arrangements are put in as
before described, H is bracket or bar fixed to back board for spring arrangement I
when one spring is used in centre of swell as before described.
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,
A swell without hinged pin or joint, and spiral springs or india rubber being
substituted, with studs on bolts.
JAMES LANG.