株式会社伊藤鐵工所 ルーツブロワ

ITO

  • Tailored large-size blowers based on precise design and manufacturing technology.

    We provide world-renowned ITO brand products and services with a time-proven business history for over 150 years.

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Mission

Robust products that pursued
technology and performance

Customizing blowers constituting the core of large-scale plants such as exhaust gas/waste disposal facilities or petrochemical complexes, which will achieve high energy efficiency, functions, and quality to contribute to industrial innovation in society.

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Customer deployments

Large number of track record in delivering products to countries
all over the world in addition to Japan domestic.

Since large-size blowers are essential equipment in various facilities and plants,
there is high demand globally. Our products are installed on all continents except Antarctica.

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トップページ > English > History of ITO Engineering Co., Ltd.

History of ITO Engineering Co., Ltd.


Introducing the history of ITO Engineering Co., Ltd., founded in 1864.




1864

●
Company foundation
14_1864年_03

In 1864, the company was founded in Shimizunakamachi by Ito Hikoemon (born 1840) as a blacksmithing business for agricultural and ship equipment. The business name was “Kajihiko.”



1906

●

Production of petroleum engines begins
14_1906年

The company produced 26 petroleum engine units until hot-bulb engines were developed in the early Taisho era.



1924

●
Production of 16PS diesel engine with airless oil-spray
14_1924_09

In 1924, Tokutaro Ito inherited the business after working at the NIIGATA ENGINEERING CO., LTD. (current Niigata Power Systems). He started the development of diesel engines.



1933

●
The company was relocated to present location.
14_1933_1


From Nihondaira in 1937
14_1933_1_2
From Nihondaira on February 20, 2011 (74 years later)


1935

●

A large number of 120PS and 300PS diesel engines were exported to foreign countries.


1944

●
The company was changed to a joint-stock company.


1954

●
Business alliance with Sumitomo Corporation


1955

●
 
Four-stroke direct connected low-speed diesel engines (2,000ps, 10,000ps) Development/Manufacture (1985)


1959

●
 
Production of rotary blowers begins


1972

● Production of automatic generation line for propane gas containers.


1973

●

By improving power output, M55HUS-type became the largest power generating engine in the world. (4-stroke main engine for ships)
14_1973



1975

●
 
Developed low-noise IRS-type blowers


1992

● 
NC horizontal boring and milling machines were installed for large size casing machining.


1993

● 
Announced the world’s first large three-stage integrated vacuum pump
14_1992
The machine has a structure in which 3 units of vacuum pumps are integrated into one unit. Inside, the rotor is cooled through water circulation, and each connecting pipe is jacketed, eliminating the need for intercoolers and after coolers. Some technology from engine development was applied into blower design for higher performance.


1997

● Established SIE, a joint venture in Thailand


2001

● A new SIE factory was completed


2002

●
ISO9001 certificated


2003

● Started the sales of high-pressure compatible J-type blowers


2005

● Started the sales of high-stiffness IRT-type blowers


2006

● Established the Tokyo Branch and the Chiba Service Center


2008

● The No.2 machinery plant was built for machining capability enhancement.


2010

● Started the sales of compact, high-speed IRH-type blowers


2011

●
The No.4 machinery plant was built for introducing super-large rotor machining.


2012

●
 
Developed ultra-large vacuum pumps IRV-9 and IRV-7
14_2012_27
New 95-series blower (IRV-9 type), the company’s largest model

2014













●
Held events to commemorate the 150th anniversary of the company's founding.
14_2014ぼかし
2018

●
Developed the world's largest-class stainless steel B2 600AJS for gas pressure feed and delivered it to a petrochemical plant in China


2019


●
Built painting plant and new assembly plant for large size blower.

 A4-154_03  





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