Difference between revisions of "BTH: Mazda"
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[[image:Im19110319CabM-BTH.jpg |thumb| March 1911. ]] | |||
[[Image:Im1913Eing-BTH.jpg|thumb| 1913. ]] | [[Image:Im1913Eing-BTH.jpg|thumb| 1913. ]] | ||
[[Image:Im19170718Tat-Mazda.jpg|thumb| July 1917.]] | [[Image:Im19170718Tat-Mazda.jpg|thumb| July 1917.]] | ||
[[Image: | [[Image:1918BrtshThmsnHouston.jpg|thumb| 1918. ]] | ||
[[Image:Mazda Lamps 1919WL.jpg|thumb| 1919. ]] | |||
[[image:Mazda Lamps 1920SG.jpg|thumb| 1920. ]] | |||
[[image:BTH Mazda 1921CL.jpg|thumb| 1921. ]] | |||
[[image:Im192103HG-Mazda.jpg|thumb| March 1921. ]] | [[image:Im192103HG-Mazda.jpg|thumb| March 1921. ]] | ||
[[image:Im19211210IM-MazdaBTH.jpg |thumb| Dec 1921. ]] | |||
[[image:Mazda Lamps 1921RS.jpg|thumb| 1921. ]] | |||
[[Image:Im19221103CyCar-Mazda.jpg|thumb| November 1922. ]] | [[Image:Im19221103CyCar-Mazda.jpg|thumb| November 1922. ]] | ||
[[image: Im19280210CyCar-Mazda.jpg|thumb|February 1928]] | [[Image:Im1926EYB-Mazda.jpg|thumb| 1926. ]] | ||
[[image:Im19280210CyCar-Mazda.jpg|thumb|February 1928]] | |||
[[image:Im19280915ILN-Mazda.jpg|thumb| September 1928. ]] | [[image:Im19280915ILN-Mazda.jpg|thumb| September 1928. ]] | ||
[[image:Im19281208ILN-Mazda.jpg|thumb| December 1928.]] | [[image:Im19281208ILN-Mazda.jpg|thumb| December 1928.]] | ||
[[Image: Im19311020Motor-Mazda.jpg|thumb| October 1931. ]] | [[Image:Im19311020Motor-Mazda.jpg|thumb| October 1931. ]] | ||
[[image:Im19320311ACar-Brit.jpg|thumb| March 1932.]] | [[image:Im19320311ACar-Brit.jpg|thumb| March 1932.]] | ||
[[Image:Im19370205EE-Mazda.jpg|thumb| February 1937.]] | |||
[[Image:Im19370917Elec-Mazda.jpg|thumb| September 1937. ]] | [[Image:Im19370917Elec-Mazda.jpg|thumb| September 1937. ]] | ||
[[Image:Im1938BIF-Houston.jpg|thumb| 1938.]] | |||
[[image:Im19390120ACar-BTH.jpg|thumb| January 1939.]] | |||
[[Image: Im194608MSM-Mazda.jpg|thumb| April 1946.]] | [[Image:Im19411212Auto-Mazda.jpg|thumb| 1941. ]] | ||
[[Image: | [[Image:Im194401RW-Maz.jpg|thumb| January 1944.]] | ||
[[Image:Im194608MSM-Mazda.jpg|thumb| April 1946.]] | |||
[[Image:Im194604MSM-Mazda.jpg|thumb| August 1946.]] | |||
[[Image:Im1947MHI-Mazda.jpg|thumb| 1947.]] | [[Image:Im1947MHI-Mazda.jpg|thumb| 1947.]] | ||
[[Image:Im195012Wing-Mazda.jpg|thumb| December 1950. ]] | |||
[[Image:Im1951MWYB-BTH.jpg|thumb| 1951. ]] | |||
[[Image:Im19530313AC-Mazda.jpg|thumb| March 1953. ]] | [[Image:Im19530313AC-Mazda.jpg|thumb| March 1953. ]] | ||
[[Image:Im195309ERT-Mazda.jpg|thumb| September 1953. ]] | |||
[[Image:Im19531009AC-BTH.jpg|thumb| October 1953.]] | [[Image:Im19531009AC-BTH.jpg|thumb| October 1953.]] | ||
''Note: This is a sub-section of [[BTH]] | ''Note: This is a sub-section of [[BTH]] | ||
A brand of electric filament lamps for cars and other uses, and electronic valves, made by [[BTH]] Rugby. | |||
1911 [[BTH]] acquired licences for all of [[General Electric Co|General Electric's]] drawn-wire light bulbs, which they produced under the | 1911 [[BTH]] acquired licences for all of [[General Electric Co|General Electric's]] drawn-wire light bulbs, which they produced under the ''Mazda'' trademark<ref>[[The Engineer]] of 25th August 1911 p197</ref>. | ||
1911 Electrical Exhibition. Mazda lamps from 6 to 600 watts and other equipment<ref>[[The Engineer]] of 13th October 1911 p388</ref>. | 1911 Electrical Exhibition. Mazda lamps from 6 to 600 watts and other equipment<ref>[[The Engineer]] of 13th October 1911 p388</ref>. | ||
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WWI Using its experience in making filament lamps, BTH became a manufacturer of radio valves. | WWI Using its experience in making filament lamps, BTH became a manufacturer of radio valves. | ||
1928 BTH ceased valve making except for special purpose valves that it required for its production of non-domestic electronic equipment<ref>Competition Commission report</ref> | 1921 A factory for producing glass, drawing and blowing glass for lamps and valves was made at Chesterfield. Westlake bulb-blowing machines were installed. | ||
1926 Obtained a six months' contract for the supply of Mazda vacuum and gas-filled lamps to the [[Southern Railway]].<ref>The Engineer 1926/02/19</ref> | |||
1928 BTH became part of the new [[AEI]] which concentrated valve work at [[Cosmos Lamp Works]]. BTH ceased valve making except for special purpose valves that it required for its production of non-domestic electronic equipment<ref>Competition Commission report</ref> | |||
1937 British Industries Fair Advert for Lighting Products, including ''Mazda'' Mercra; Projector Lamps; ''Mazda'' Gas-filled and ''Mazda'' Vacuum Lamps; Light Tubes for Architectural Lighting; '''B. T. H.''' Lighting Equipment for Street, Industrial and Floodlighting; ''Maxdalux'' Floodlight Projectors; etc. (Stand No. Cb.607 and Cb.504) <ref>[[1937 British Industries Fair]] Advert inside front cover; and p340</ref> | 1937 British Industries Fair Advert for Lighting Products, including ''Mazda'' Mercra; Projector Lamps; ''Mazda'' Gas-filled and ''Mazda'' Vacuum Lamps; Light Tubes for Architectural Lighting; '''B. T. H.''' Lighting Equipment for Street, Industrial and Floodlighting; ''Maxdalux'' Floodlight Projectors; etc. (Stand No. Cb.607 and Cb.504) <ref>[[1937 British Industries Fair]] Advert inside front cover; and p340</ref> | ||
1946 Formed [[Glass Bulbs]] Ltd jointly with [[GEC]]; supplied the blown glass envelopes used by [[Marconi-Osram Valve Co|M-O Valve]] and as well as other valve makers<ref>[http://www.competition-commission.org.uk/rep_pub/reports/1950_1959/fulltext/020c02.pdf] Competition Commission report</ref>. | |||
See [[AEI: Lamps and Valves]] | |||
== See Also == | == See Also == | ||
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{{DEFAULTSORT: }} | {{DEFAULTSORT: }} | ||
[[Category: Town - Rugby]] | [[Category: Town - Rugby]] | ||
[[Category: Town - Chesterfield]] | |||
[[Category: Town - Leicester]] | |||
[[Category: Automotive Components]] | [[Category: Automotive Components]] | ||
[[Category: | [[Category: Lamps and Lighting]] | ||
[[Category: Electrical Engineering - Light]] | |||
Revision as of 11:51, 24 February 2020
Note: This is a sub-section of BTH
A brand of electric filament lamps for cars and other uses, and electronic valves, made by BTH Rugby.
1911 BTH acquired licences for all of General Electric's drawn-wire light bulbs, which they produced under the Mazda trademark[1].
1911 Electrical Exhibition. Mazda lamps from 6 to 600 watts and other equipment[2].
WWI Using its experience in making filament lamps, BTH became a manufacturer of radio valves.
1921 A factory for producing glass, drawing and blowing glass for lamps and valves was made at Chesterfield. Westlake bulb-blowing machines were installed.
1926 Obtained a six months' contract for the supply of Mazda vacuum and gas-filled lamps to the Southern Railway.[3]
1928 BTH became part of the new AEI which concentrated valve work at Cosmos Lamp Works. BTH ceased valve making except for special purpose valves that it required for its production of non-domestic electronic equipment[4]
1937 British Industries Fair Advert for Lighting Products, including Mazda Mercra; Projector Lamps; Mazda Gas-filled and Mazda Vacuum Lamps; Light Tubes for Architectural Lighting; B. T. H. Lighting Equipment for Street, Industrial and Floodlighting; Maxdalux Floodlight Projectors; etc. (Stand No. Cb.607 and Cb.504) [5]
1946 Formed Glass Bulbs Ltd jointly with GEC; supplied the blown glass envelopes used by M-O Valve and as well as other valve makers[6].
See Also
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Sources of Information
- ↑ The Engineer of 25th August 1911 p197
- ↑ The Engineer of 13th October 1911 p388
- ↑ The Engineer 1926/02/19
- ↑ Competition Commission report
- ↑ 1937 British Industries Fair Advert inside front cover; and p340
- ↑ [1] Competition Commission report