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| Founder of Daido Machinery Corporation, Kazuo Ota had been engaged since around 1930 in making hydraulic machines such as air compressors and vacuum pumps as Director and Plant Manager of Noda Plant of Fujimura Machine Manufacturing Co. |
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| 1934 |
He started to manufacture the very first internal gear pumps and in 1935 he succeeded in supplying internal gear pumps for mint oil factory in Hyogo Prefecture. |
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| 1945 |
He founded his company, Daido Kogyosho. |
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| 1948 |
Supported by the development of petrochemical and plastic industries, internal gear pumps have grown to the leading product of the 3 major Daido products including the reciprocating vacuum pumps and the vane pumps. |
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| 1964 |
Daido Machinery Corporation was incorporated. |
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| 1969 |
A New Plant was constructed for production expansion in Takatsuki City, Osaka Prefecture. |
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| 1972 |
Head Office has been moved to Takatsuki next to the plant. |
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| 1974 |
Daido succeeded in development of the largest internal gear pump in the world and vertical submersible internal gear pumps and serializing of heavy viscous internal gear pumps. |
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1979 |
Commencing installation of new machine tools in the new plant. |
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| 1982 |
Daido completed production line modernization program including a full automatic and no-man operation machining line and 24 hours continuous testing station in Takatsuki. |
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| 1983 |
Daido accepted a proposed investment by Osaka Small and Medium Business Investment and Consultation Co. Ltd. (Quasi-government company established by Ministry of Trade and Industries), and the capital was increased to \52,000,000. |
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| 1986 |
A high performance test station such as a high temperature pump operating and simultaneous flow measuring station were installed. |
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| 1995 |
Daido succeeded in manufacture of Model 9G-Series, the largest internal gear pump in the world and have been in service in Japan and overseasf plants ever since. One of the largest pumps in service in India weighs 13 tons. |
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| July 1996 |
Our internal gear pumps are exhibited in pump international exhibition of gPSAf96h held at World Trade Center of Singapore. |
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| July 2nd of 1997 |
Daido has happily celebrated her 50th anniversary in Imperial Hotel in Osaka |
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| 1998 |
Taocloid gear tooth profile, which is an ideal gear tooth profile, as well as internal gear pumps fitted with Taocloid gears are patented with Japanese patent No.2845174. |
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| 1999 |
Daido introduced to the market new series of SE models fitted with Taocloid gear tooth profiles, as off-the-shelf products. |
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| January 2005 |
A Private Label Basic Agreement for Process Equipment named TYPHOON SERIES was concluded with Wilden Pump and Engineering LLC, a California Corporation, a worldwide reputable air-operated double-diaphram pump manufacturer. |
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| February 2005 |
Daido Hai Long Pump (Shanghai) Co., Ltd. was eatablished in Waigaoqiao Free Trade Zone, Shanghai, with a total share held by Daido Machinery Corporation.
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