CERTAIN NEW IM- PROVEMENTS IN THE CONSTRUCTION OF PISTON CYLINDERS, SUCTION CHAMBERS, AND VALVES, WHEREBY THE SAME MAY BE MORE EXPEDITIOUSLY REPAIRED, &c
Year: 1796

page_text: STRONG'S SPECIFICATION.
TO ALL TO: WHOM THESE PRESENTS SHALL COME, I, JOHN
STRONG, the younger, of Bingham, in the County of Nottingham, Plumber,
send greeting.
WHEREAS His most Excellent Majesty King George the Third did, by
His Letters Patent under the Great Seal of Great Britain, bearing date at
Westminster, the Thirty-first day of May, in the thirty-sixth year of His
reign, give and grant unto me, the said John Strong, His especial licence
that I, the said John Strong, during the term of years therein mentioned,
should and lawfully might use, exercise, and vend, within England, Wales,
and the Town of Berwick-upon-Tweed, my Invention of "CERTAIN NEW IM-
PROVEMENTS IN THE CONSTRUCTION OF PISTON CYLINDERS, SUCTION CHAMBERS, AND
VALVES, WHEREBY THE SAME MAY BE MORE EXPEDITIOUSLY REPAIRED, &c" ;" in which
said Letters Patent there is contained a proviso, obliging me, the said John
Strong, by an instrument in writing under my hand and seal, to cause a par-
ticular description of the nature of my said Invention, and in what manner the
same is to be performed, to be inrolled in His Majesty's High Court of Chancery
with one calendar month after the date of the said recited Letters Patent, as
in and by the same (relation being thereunto had) may more fully and at
large appear.

page_text: NOW KNOW YE, that in compliance with the said proviso, I, the said
John Strong, do hereby declare that my said Invention of certain new im-
provements in the construction of piston cylinders, suction chambers, and
valves, is described in the plan and description thereof hereunto annexed.
In witness whereof, I, tho said John Strong, have hereunto set my hand!
and seal, this Thirty-first day of May, in the year of our Lord One
thousand seven hundred and ninety-six.
NOW KNOW YE, that in compliance with the said proviso, I, the said
John Strong, do hereby declare that my said Invention of certain new im-
provements in the construction of piston cylinders, suction chambers, and
valves, is described in the plan and description thereof hereunto annexed.
In witness whereof, I, the said John Strong, have hereunto set my hand!
and seal, this Thirty-first day of May, in the year of our Lord One
thousand seven hundred and ninety-six.
JOHN STRONG, JUN*. (L.S.)
AND BE IT REMEMBERED, that on the samo Thirty-first day of May,
in the year above written, the aforesaid John Strong came before our Lord
the King in His Chancery, and acknowledged the Specification aforesaid, and
all and every thing therein contained, in form above written. And also the
Specification aforesaid was stamped according to the tenor of the Statute
in that caso made and provided.
Inrolled the Thirty-first day of May, in the year above written.

page_text: at C. on the.
of which
is fixed a
Stuffing Box represented as at D. if the piston rod is required to work on the outside of the
Cylinder, but if not the part above the dotted line across the Cylinder mark'd b. b. will not
be required the Cylinder bening carried upward the same diameter as at 6. b. and the piston
cod will then act in the inside of the Cylinder all its length._.
3. Communication tubes from the Cylinder to the receptacle for the Valves . _
Receptacle for the Valves
proper place for the Valves to be screw'd down upon the shoulders I.J. - I.J.
place where the Suction and conducting pipes are to be joined.
Two large Male Screws introduced into the top of the Receptacles for the Valves at FF
lined with a Collar of Leather to make them air tight, for the Convenience of repairing the Vulves when
out of condition. –
it
Also a screws is to be introduced in the same manner into the bottom of the piston Cylinder at c.d.
in order that the piston may be lowered and taken out there to be repaired when the rod is required
to be so long that a deal of inconveniency attends the driving up..
Top part of the rod that is attach'd to the piston represented as pust thro' the Cylinder in ardeactor
be repaired the piston being taken off for that purpose. -
Key joint to seperate
facility.
Piston from the Rod.
that it
may
be repaired with the
greater
A Square Collar put over the Key Point to make it secure .-_
The piston.
A Leather Collar to go round the piston at W.
A Collar of Meterl screwv'd on the botter of the piston the edge of the Leather Collan
bung introduced between it and the piston bottem_
Place where the piston Valve acts
-
Piston valve ground to be Air light at V. in the piston..
Piston valve rests here when at rest.
Where the Leather is put round the piston._
A Representation of the Valve to be introduced into the Receptacles FFGG -
The Wrench to screw the Valves down safe
The Wrench to screw the Male Screws marked M. M
Mem by attaching another Cylinder exactly similar to Cylinder mark'd & the f
Sheam may be made a continual
one,
one piston being up when the other is down