| Description | Independent Beam (Crank) Engines (28 items).
837a. Bank of England, London (JP). Sep.-Nov. 1842, Feb. 1843, Jun., Dec. 1851, May 1858, Dec. 1865, Jan. Dec. 1866, Mar., Aug. 1867, Jan. 1873. 28 items.
10 horse power independent crank engine, with [19¾ inch cylinder], 2½ foot stroke, parallel motion, cast iron beam, cast iron connecting rod.
Also Brunton's supplementary boiler, boiler fire regulators, boiler ash pits etc.
Coloured reverse drawings made in the London office: cross-section and plan of the engine and boilers, longitudinal section of the engine house and end view of the boilers, longitudinal section of boiler and plan of the boiler house.
Section and plan of supplementary boiler - partially coloured original drawing; plan and sections of boilers, damper and feed pipes, supplementary boiler apparatus - coloured reverse drawing; damper pipes and feeding apparatus, fire regulators (2 drawings), plans of the fire regulating apparatus, and grate bar, sand and brick rings - partially coloured original drawings; cast iron ash pits - original and reverse drawings; side view of supplementary boiler apparatus, brick, sand and grate bar rings etc. - coloured original drawing. These drawings bear letter codes.
Also undated sketches of piston and rod for air pump, new air pump rods, pencil sketch of crank shaft.
Also the following later items: eccentric rod, Jun. 1851; 2 tracings of cistern, Dec. 1851; new piston ring, sent by James Brown May 1858; cross bar for grate spindle - drawing and tracing, Dec. 1865; bonnet for blow valve box sent by William Langdon, Jan. 1866; cross bar [?], Dec. 1866; new air pump for working vacuum engine in gold weighing room - coloured original and coloured reverse drawings, Mar. 1867; damper pulley - sketch by J. Langford, Aug. 1867; plunger and rod for hot water pump and float balance weight for boiler stand pipe -2 drawings, Jan. 1873.
Original Portfolio or 'Book' No. 943. Catalogue of Old Engines p. 236.
For the Bank of England. London. The boiler fire regulators were made by Smith & Hawkes of the Eagle Foundry, Birmingham.
See also: 4/95 (Engine Order Book No. 9).
Incoming Correspondence (from Smith & Hawkes). |