Clock
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1995.0933.001
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- OBJECT TYPE
- FREE PENDULUM/SYNCHRONISER
- DATE
- 1920–1940
- ARTIFACT NUMBER
- 1995.0933.001
- MANUFACTURER
- SYNCHRONOME CO. LTD.
- MODEL
- ELECTRIC
- LOCATION
- England
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 3
- AKA
- N/A
- Patents
- N/A
- General Description
- WOODEN CASE/ BRASS, STEEL & OTHER METALS/ SYNTHETIC PARTS/ GLASS DOOR ON CLOCK
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 127.0 cm
- Width
- 31.0 cm
- Height
- 17.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Horology
- Category
- Clocks
- Sub-Category
- N/A
Manufacturer
- AKA
- SYNCHRONOME
- Country
- England
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- C.1920-1947
- Canada
-
USED AT AGINCOURT ON OBSERVATORY, A MAGNETIC & METEOROLOGICAL STATION. LATER IT WENT TO THE DOMINION OBSERVATORY WITH MR. WHITHAM, THE DONOR. - Function
-
USED TO MAINTAIN VERY PRECISE TIME - USUALLY FOR SCIENTIFIC PURPOSES BUT ALSO TO SYNCHRONIZE SIGNALS ON LONG TELEGRAPH CABLES (EG. TRANS-OCEANIC). ELECTRCIALLY CONTROLLED ELECTROMAGNETS PROVIDE PULSE EVERY 30 SECONDS TO "DRIVE" PENDULUM. ACCURACY 1/2000 S/DAY. - Technical
-
EXAMPLE OF THE MOST PRECISE TYPE OF TIME KEEPER FROM C.1924-9. IT WAS SURPASSED BY THE QUARTZ CLOCK DEVELOPED BY CANADIAN, WARREN A. HARRISON IN 1929 [REF.3] - Area Notes
-
Unknown
Details
- Markings
- .1 ON CLOCK FACE: 'Synchronome/ Electric [IN CURSIVE]/ [HOURS MARKED IN ROMAN NUMERALS]/ [SECONDS MARKED IN TENS ON SEPARATE SECOND FACE]'/ PLATES INSIDE CLOCK CASE: 'EXTERNAL/ SECONDS/ DIALS' 'ONE/ MINUTE/ IMPULSE'/ 'ENGLISH MADE PATENTED' ON METAL BAR/ 'N/ R/ A/ 1984' ON PLATE/.2: ON BOTTOM BRASS KNOB: '10 20 30'/.3: ON PLATE AFFIXED TO SIDE: 'SYNCHRONOME PATENT./ [SCALE DIVIDED IN TENS WITH MIDDLE 0 TO 5 IN BOTH DIRECTIONS]'
- Missing
- APPARENTLY COMPLETE From CA of 07/06/1995 by Tony Missio: Undetermined
- Finish
- .1 CASE STAINED & VARNISHED/ CLOCK FACE CHROMED WITH BLACK HANDS & MARKINGS/.2 BLACK BOB/.3 STAINED & VARNISHED WOOD WITH BLACK MARKINGS
- Decoration
- MOLDING AROUND TOP & BOTTOM OF CLOCK CASE/ GLASS DOOR ON CASE HAS ARCHED TOP
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
SYNCHRONOME CO. LTD., Clock, circa 1920–1940, Artifact no. 1995.0933, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1995.0933.001/
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