IMPROVEMENTS IN RAILWAY CARRIAGE TRUCKS TO GIVE SAFETY WHEN THE WHEELS RUN OFF THE RAILS
Year: 1876

page_text: LETTERS PATENT to Thomas James Smith, of the Firm of Robertson, Brooman,
and Company, of 166, Fleet Street, in the City of London, Patent Agents, for
the Invention of "IMPROVEMENTS IN RAILWAY CARRIAGE TRUCKS TO GIVE
SAFETY WHEN THE WHEELS RUN OFF THE RAILS." A communication from
abroad by Edward Hodge Horsey, residing in the City of Chicago, Illinois,
United States of America.
Sealed the 26th June 1877, and dated the 28th December 1876.
PROVISIONAL SPECIFICATION left by the said Thomas James Smith at the
Office of the Commissioners of Patents on the 28th December 1876.
THOMAS JAMES SMITH, of the Firm of Robertson, Brooman, and Company, of
"IMPROVEMENTS IN
166, Fleet Street, in the City of London, Patent Agents.
RAILWAY CARRIAGE TRUCKS TO GIVE SAFETY WHEN THE WHEELS RUN OFF THE
RAILS." (A communication from abroad by Edward Hodge Horsey, residing in
the City of Chicago, Illinois, United States of America).
The object of this Invention is to prevent railway carriages from leaving the
road bed when the wheels run off the rails. For this purpose one or more frames
are secured to the carriage truck intermediately in the path of the wheels, or at
both sides of the wheels above the rails, said frame or frames carrying a roller
journalled in elongated bearings, whereby when the wheels move off the rails the
rollers bear thereon and swing diagonally to cause the carriage to run in the
direction of the rails.
5 SPECIFICATION in pursuance of the conditions of the Letters Patent filed by
the said Thomas James Smith in the Great Seal Patent Office on the 28th
June 1877.
THOMAS JAMES SMITH, of the Firm of Robertson, Brooman, and Company, of
"IMPROVEMENTS IN
166, Fleet Street, in the City of London, Patent Agents.
0 RAILWAY CARRIAGE TRUCKS TO GIVE SAFETY WHEN THE WHEELS RUN OFF THE

page_text: RAILS. (A communication from abroad by Edward Hodge Horsey, residing in the
City of Chicago, Illinois, United States of America).
The object of this Invention is to prevent railway carriages from leaving the road
bed when the wheels run off the rails. For this purpose one or more frames are
secured to the carriage truck intermediately in the path of the wheels, or at both
sides of the wheels above the rails, said frame or frames carrying a roller journalled
in elongated bearings, whereby when the wheels move off the rails the rollers bear
thereon and swing diagonally to cause the carriage to run in the direction of
the rails.
Referring to the annexed Drawing which represent a perspective view of a
carriage truck inverted. A, A, are frames secured to the truck; B, B, are the
equalizing bars, and C, C, are flanged rollers, whose journals bear in elongated
bearings b, b.
Having now described the nature of the said Invention and in what manner the
same is to be performed, I declare that I claim as new, the flanged rollers C, C,
journalled in elongated bearings b in a frame A attached to the carriage truck on
each side of the carriage wheels or intermediate in their path, as set forth and
substantially as shown.
In witness whereof, I, the said Thomas James Smith, have hereunto set my
hand and seal, this Twenty-eighth day of June, One thousand eight hundred
and seventy-seven.