AN IMPROVED MODE OF ROLLING STEEL FOR SPRINGS
Year: 1857

page_text: LETTERS PATENT to Joseph Bennett Howell and John Shortridge, of
Sheffield, in the County of York, for the Invention of "AN IMPROVED
MODE OF ROLLING STEEL FOR SPRINGS,"
Sealed the 5th March 1858, and dated the 18th December 1857.
PROVISIONAL SPECIFICATION left by the said Joseph Bennett Howell
and John Shortridge at the Office of the Commissioners of Patents,
with his Petition, on the 18th December 1857.
We, JOSEPH BENNETT HOWELL and JOHN SHORTRIDGE, of Sheffield, in the
County of York; do hereby declare the nature of the said Invention for
"AN IMPROVED MODE OF ROLLING STEEL FOR SPRINGS," to be as follows,
and consists in the use of a pair or pairs of rolls, one of which is turned
excentrically, and the other plain. By this means the steel is rolled out,
bevilled, or tapered at each end at one operation, which we call rolling double
excentric.
SPECIFICATION in pursuance of the conditions of the Letters Patent, filed
by the said Joseph Bennett Howell and John Shortridge in the Great
Seal Patent Office on the 16th June 1858.
TO ALL TO WHOM THESE PRESENTS SHALL COME, we, JOSEPH
BENNETT HOWELL and JOHN SHORTRIDGE, of Sheffield, in the County of York,
send greeting.
WHEREAS Her most Excellent Majesty Queen Victoria, by Her Letters
Patent, bearing date the Eighteenth day of December, in the year of our Lord

page_text: One thousand eight hundred and fifty-seven, in twenty-first year of Her
reign, did, for Horsolf, Her boirs and successors, give and grant unto us, the
said Joseph Bennett Howell and John Shortridge, Her special license, that
we, the said Joseph Bennett Howell and John Shortridge, our adminis
trators, executors, and assigns, or such others as we, the said Joseph Bennett
Howell and John Shortridge, our executors, administrators, and assigns,
should at any time agree with, and no others, from time to time and at all
times thereafter during the term therein expressed, should and lawfully might
make, use, exercise, and vend, within the United Kingdom of Great Britain
and Ireland, the Channel Islands, and Isle of Man, an Invention for "AN
IMPROVED MODE OP ROLLING STEEL FOR SPRINGS," upon the condition (amongst
others) that we, the said Joseph Bennett Howell and John Shortridge,
our executors or administrators, by an instrument in writing under our; or
their, or ono of their hands and seals, should particularly describe and
ascertain the nature of the said Invention, and in what manner the
same was to be performed, and cause the same to be. filed in the Great
Seal Patent Office within six calendar months next and immediately after
the date of the said Letters Patent.
NOW KNOW YE, that we, tho said Joseph Bennett Howell and John
Shortridge, do hereby declare the nature of our said Invention, and in what
manner the same is to be performed, to be particularly described and
ascertained in and by the following statement :-
This Invention consists in the use of a pair or pairs of rolls, one of which
is turned excentrically, and the other plain. By this means the spring is
rolled out, bevilled, or tapered at each end at one operation, and a series of
springs produced according to the length of the bar of steel passed through
the rolls. We call this system rolling "double excentric."
Having now described the nature of our said Invention, and the manner
in which it may be carried into effect, what we claim is, the rolling of steel
for springs as herein described.
In witness whereof, we, the said Joseph Bennett Howell and Jobn
Shortridge, have hereunto set our hands and seals, this Twelfth day of
Junc, One thousand eight hundred and fifty-eight.
JOSEPH BENNETT HOWELL, (LS.)
For self and JOHN SHORTRIDGE.