CERTAIN NEW IMPROVEMENTS IN THE CONSTRUCTION AND FIXING OF COPPERS, BOILERS AND FURNACES, &C, WHEREBY MUCH FUEL WILL BE SAVED
Year: 1797

page_text: GROVER'S SPECIFICATION.
TO ALL TO WHOM THESE PRESENTS SHALL COME, I, JOHN
GROVER, of Chesham, in the County of Bucks, Brewer, 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 West-
minster, the Seventh day of February, in the thirty-seventh year of His reign,
give and grant unto me, the said John Grover, His especial licence that I, the
said John Grover, during the term of years therein mentioned, should and law-
fully might use, exercise, and vend, within England, Wales, and the Town of
Berwick upon Tweed, my Invention of "CERTAIN NEW IMPROVEMENTS IN THE
CONSTRUCTION AND FIXING OF COPPERS, BOILERS, AND FURNACES, &C, WHEREBY MUCH
FUEL WILL BE SAVED;" in which said Letters Patent there is contained a proviso
obliging me, the said John Grover, by an instrument in writing under my
hand and seal, to cause a particular description of the nature of my said Inven-
tion, and in what manner the same is to be performed, to be inrolled in His
Majesty's High Court of Chancery within one calendar month after the late of
the said recited Letters Patent, as in and by the same (relation being there-
unto had) may more fully and at large appear.

page_text: NOW KNOW YE, that in compliance with the said proviso, I, the said
John Grover, do hereby declare that my said Invention is described in the
plan and description thereof hereunto annexed.
In witness whereof, I, the said John Grover, have hereunto set my hand
and seal, this Seventh day of March, in the year of our Lord One
thousand seven hundred and ninety-seven

page_text: Nº1. Ground Plan of a Copper &c for the purposes of Evaporating or Distilling
in which by means of a fluc or space &o as described in the Drawing, a con
-siderable portion of Fuch is saved, and the process carried on in a much shor-
The internal part of the Copper Bailer Furnace &c CC, the external part of the Copper
Boiler Furnace &D.D the flue Vacuum, or space which, swarmunds the internal part of
the Copper, and heats the Liquor in the external part of the copper CC_Ethe Funnclwhich
connects the FlueD, with the Chimney HK,K, The Copperheated, from the chimney H_0, a
Plate which rises in an inclined direction to the tops of the Flue]), and prevents any com
munication between the Flue and the Funnel I, until the Flame has performed a com-
pletorevolution, round the internal part of the copper E-CCCC the boundary of the fire
9, Pipe connecting the external and internal parts of the copper. ha, cock for draw
-ing off the Liquor if required. The Darts represent the course of the Fire.

page_text: N° 2. Section of the Plan No 1
F. The Fire Door to the Fire Place N. The aperture thro' which the/ Flame
rises fim the Fire into the Flucib. L.TheSpace which contains the Steam
or vapour which evaporates P. The Brickwork upon which the copper is
linade.
-
18. The other references the same as Nol. The Blue Color in the Coppers
represent them as charged to the proper height.
The part where the Chimney and the Funnel, join.

page_text: N° 3. Section of the same Plan to shew the Direction of the Plate, 00, which rises to the top
of the Flue, D, to prevent the direct. Communication between the Flue and the Funnel,..

page_text: Part A, is prepared D.D. The exterior Flue&to prevent the atmospheric Air from acting on
the Sides of the Furnace &c E,the Chimney_F, the Passage which connects the Interior
and Exterior Flues ffff, Boundary of the Fire 00, Perpendicular Plates forming the
Sides of the Passage,
g, The Cock which emplies the internal part of the Copper A with-
out communicating with the exterior part, C.C., the Cock which emplies the exteror
Part, CC The Darts represent the Direction of the Fire.

page_text: Cr Cu u tarrago for the purpose of manny aquas
be covered with Cloth, to prevent the external air frem acting upon the sides of it. The internal part of this Copper may be uecil for be
ing Meat, while the different divisions of the external part are employed in preparing Soup &c.
NG. A. The internal part of the topper B.B. The Flue Vacuum Space &c.-C.C.C.C. The eternal part of the Copper &c. divided inte vuricus
cepartments at pleasure, D. The Chimney... The Funnel connecting the Chimney with the Flue. d.d.d.d. Cecks for emptying the different
divastone of the external part of the Copper fo.e. a cork for emplying the internal part of the Copper &c. ffff Boundary of the Fire 9. The
Plate which rises to the top of the Flue as in Nº1.

page_text: Liquer, after boiling over. to return to the copper &, and prevent it from running
into the external part of the copper C, aa, AnTrew or other Plate, whereon is
fixed the Copper do which is intended to be fixed on a carriage for the purpose
of being conveyed expeditiously. The other references are the same as in Nº 6.
The principles of this Invention may be variously applied to Coppers do of different
forms, either circular, elliptical, or square &c.