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19 artefacts
Radiant heat sensor
Pressure Atomizing Oil Burner Equipment and Systems - Fuel Flow and Combustion Controls
Accession # HHCC.2006.109
Exhibit: Heating
The "Protectostat", a late 1940's radiant heat sensor for combustion safety control. It would set new standard for combustion safety for higher firing rate, oil atomizing heating systems found in large Canadian estate homes, institutions and small industrial applications. Sited directly on the fire, it used a black metal diaphragm to mechanically actuate a low voltage control system through a Minneapolis Honeywell "Protectorelay", Minneapolis Honeywell, Type A, Circa 1948.
Hard fire brick
Pressure Atomizing Oil Burner Equipment and Systems - Other Components and Parts
Accession # HHCC.2006.119
Exhibit: Heating
In the embryonic and early development years of automatic, oil heating systems in Canada, high temperature fire brick were the building blocks of the "fire box" [combustion chamber]. The firebox, holding a 2.600 degree F. flame in check, was a critical component, determining both system safety and performance. It would be skilfully crafted on-the-job, according to the size of the fire chamber, the combustion rate and the unique flame configuration of the oil burner, hard fire brick, A P Green, Circa 1938.
'Soft' fire brick
Pressure Atomizing Oil Burner Equipment and Systems - Other Components and Parts
Accession # HHCC.2006.120
Exhibit: Heating
In the embryonic and early development years of automatic, oil heating systems in Canada, high temperature fire brick were the building blocks of the "fire box" [combustion chamber]. The firebox, holding a 2.600 degree F. flame in check, was a critical component, determining both system safety and performance. It would be skilfully crafted on-the-job, according to the size of the fire chamber, the combustion rate and the unique flame configuration of the oil burner, "soft" fire brick, A P Green, Circa 1940.
Fire box sections
Pressure Atomizing Oil Burner Equipment and Systems - Other Components and Parts
Accession # HHCC.2006.121
Exhibit: Heating
Pre-cast, sectional, circular, high temperature refractory sections, made in a range of sizes and compositions, became widely used starting in the 1940's for the construction of "fire boxes" [combustion chambers]. The firebox, holding a 2.600 degree F. flame in check, was a critical component, determining both system safety and performance, 2 sections, model 424, A P Green, Circa 1945.
Set of inside diameter gauges
Electric Motors - Installation, Test and Repair
Accession # HHCC.2006.214
Exhibit: Ventilation
Set of 4 telescoping inside gauges, range ? inch to 2 1/8 inches, varying in thousands of an inch. Each is beautifully crafted in machine steel with spring loaded plunger, knurled handle and knurled locking screw embedded in the handle, an example of the precision tools available to Canadian machinists and HVACR mechanics by the 1940's - on which they would depend. Used, among other things, to measure the inside diameter of electric motor bearings, compressor cylinder displacement etc. In hansom, slide-top, wooden box, Model 229, Starrett, Circa 1942
Two inch Micrometer calliper
Electric Motors - Installation, Test and Repair
Accession # HHCC.2006.215
Exhibit: Ventilation
Two inch Micrometer calliper for measuring by thousandths from one inch to two inches, with ratchet stop, knurled handle, and fraction/decimal equivalent chart engraved on yoke in 32nds and 64ths. An example of the precision tools available to Canadian machinists and HVACR mechanics by the 1940's - on which they would be dependent. Used, among other things, to measure the diameter of electric motor bearings, compressor pistons, etc. Beranta, Circa 1942
Bearing scraper
Electric Motors - Installation, Test and Repair
Accession # HHCC.2006.216
Exhibit: Ventilation
An 11 inch, narrow, bearing scraper, with 3 inch blade, designed for "modern bearings", with black, turned, wooden handle and steel furl, an early 20th century tool for hand fitting journal bearings, "VLC4BK" CLEV'D.O., Circa 1930
4 blade small bearing reamers
Electric Motors - Installation, Test and Repair
Accession # HHCC.2006.217
Exhibit: Ventilation
Set of 4 blade, small bearing reamers in sizes from ? to 7/16 inches, used in HVACR equipment repair shop for the fitting of small, FHP electric motor bearings, in the 1940's through 1960's. Set of 7 enclosed in original blue, heavy card, custom case, with Beard logo and name plate stencilled in gold and blue, Circa 1945
6 blade bearing reamers
Electric Motors - Installation, Test and Repair
Accession # HHCC.2006.218
Exhibit: Ventilation
Set of 6 blade, bearing reamers in sizes from 7/16 to 1 1/8 inches, used in HVACR equipment repair shop for the fitting of FHP electric motor bearings, in the 1930's through 1960's. Set of 9 enclosed in original heavy oak, clear varnished, custom case with manufacturer's label, insignia and specifications in gold and black, Circa 1939
Long 6 blade bearing reamers
Electric Motors - Installation, Test and Repair
Accession # HHCC.2006.219
Exhibit: Ventilation
Set of 6 blade, extra long, alignment bearing reamers, six in Snap-On, Blue Point case, sizes from ? to 1 1/16; with four supplementary reamers to extend range from 9/16 to 15/16, all with tapered self-alignment pilots, used in HVACR equipment repair shop for the fitting of FHP electric motor bearings, in the 1950's through 1960's, Variously made by Snap-On, Joborn and Webco, Circa 1958
3-5 HP compressor 'T6-53'
Refrigerating and Air Conditioning Compressors - Commercial
Accession # HHCC.2003.116
Exhibit: Refrigeration & Air Conditioning
AN INTEGRAL HP COMPRESSOR (3 TO 5 HP), BRUNER CORPORATION, MODEL T6-53, Circa 1953 - A weighty and relatively crude, open system compressor, widely employed in food store applications, prior to the adoption of sealed hermetic refrigeration machines in this capacity range. Following the development of the large food chains throughout Canada in the 1950's and 60's, these machines would be found hidden away in machine rooms across the country, helping to provide Canadian's with their first large food store shopping experience.
2-3 HP compressor 'R?'
Refrigerating and Air Conditioning Compressors - Commercial
Accession # HHCC.2003.117
Exhibit: Refrigeration & Air Conditioning
AN INTEGRAL HP COMPRESSOR (2 TO 3 HP), BY FRIGIDAIRE, possibly MODEL R, CIRCA 1942 - it would be representative of a new generation of open system refrigeration compressors for F12 refrigerant, which began to emerge in the late 1930's. With a whopping 17 inch, twin V belt fly wheel, in formed and riveted steel plate, it followed the slow speed, high displacement compressor design idiom preferred by Frigidaire in the period. It would come to stand as an historic marker of the end of an epic era in refrigeration machinery engineering.
1-3 HP compressor '6R?'
Refrigerating and Air Conditioning Compressors - Commercial
Accession # HHCC.2003.118
Exhibit: Refrigeration & Air Conditioning
AN INTEGRAL HP COMPRESSOR (1 TO 3 HP), FOR SULPHUR DIOXIDE REFRIGERANT BY FRIGIDAIRE, POSSIBLY MODEL 6R, CIRCA 1936- with 16 inch flywheel, it would be come to represent the company's last years of design and production of slow speed, high displacement, open system refrigeration compressors for S02 refrigerant,
2-3 HP compressor 'R?'
Refrigerating and Air Conditioning Compressors - Commercial
Accession # HHCC.2003.119
Exhibit: Refrigeration & Air Conditioning
AN INTEGRAL HP COMPRESSOR (2 TO 3 HP), BY FRIGIDAIRE, POSSIBLY PART OF THEIR MODEL R SERIES, CIRCA 1942 - it would also be part of the company's new generation of open system refrigeration compressors for F12 refrigerant, which began to emerge in the late 1930's [see also #117]. With a 17 inch, twin V belt fly wheel, in formed and riveted steel plate, it also followed the slow speed, high displacement compressor design preferred by Frigidaire in the period, and would come to stand as an historic marker of the end of an epic era in refrigeration machinery engineering.
1 1/2-3 HP compressor '5208'
Refrigerating and Air Conditioning Compressors - Commercial
Accession # HHCC.2003.120
Exhibit: Refrigeration & Air Conditioning
AN INTEGRAL HP COMPRESSOR (1 1/2 TO 3 HP), BY KELVINATOR, MARKED # 5208, CIRCA 1928 - With water cooled head and 17 inch, 25 lb. flywheel, in Kelvinator red [possibly not the original], it would be representative of the company's early years, as well as those of the industry, in the design and production of such refrigeration machines, opening up an new epic period, providing for the first time automatic, mechanically cooled, commercial food storage for Canadians.
1 1/2-3 HP compressor '5208'
Refrigerating and Air Conditioning Compressors - Commercial
Accession # HHCC.2003.121
Exhibit: Refrigeration & Air Conditioning
AN INTEGRAL HP COMPRESSOR (1 1/2 TO 3 HP), BY KELVINATOR, MARKED # 5208, CIRCA 1928 - With water cooled head it would be representative of the company's early years, as well as those of the industry, in the design and production of such refrigeration machines, opening up an new epic period, providing for the first time automatic, mechanically cooled commercial food storage for Canadians.
1-2 HP compressor 'T'
Refrigerating and Air Conditioning Compressors - Commercial
Accession # HHCC.2003.122
Exhibit: Refrigeration & Air Conditioning
AN INTEGRAL HP COMPRESSOR (1 TO 2 HP), BY INTERNATIONAL HARVESTER, MODEL T, CIRCA 1948 - A distinctive compressor in design and styling, marketed by a "come-lately" company to the field of refrigeration machinery, a well known supplier to the Canadian agricultural sector, hoping to secure a market share in the then rapidly expanding, specialised niche market for farm milk can cooling
2-3 HP compressor 'A'
Refrigerating and Air Conditioning Compressors - Commercial
Accession # HHCC.2003.123
Exhibit: Refrigeration & Air Conditioning
AN INTEGRAL HP COMPRESSOR (2 TO 3 HP), BY UNIVERSAL COOLER, TYPE A, CIRCA 1952 - With 12 inch flywheel, designed for twin V belt drive, this twin cylinder, open system compressor, among the last of a breed, would mark the movement to increasingly higher compression speeds, a precursor of the then imminent move to direct drive, high speed hermetic motor compressor engineering.
Massive 3-5 HP compressor 'G'
Refrigerating and Air Conditioning Compressors - Commercial
Accession # HHCC.2003.124
Exhibit: Refrigeration & Air Conditioning
A MASSIVE, INTEGRAL HP COMPRESSOR (3 TO 5 HP), BY KELVINATOR, Model G, CIRCA 1955 - This 150 lb, compressor [refrigeration by the ton], with water cooled head, would be representative of the company's last years in the engineering and production of refrigeration compressors, as the market for refrigeration machinery was dramatically restructured both by changes in the technology and new comers to the field of refrigeration engineering and manufacture.
