Grace's Guide To British Industrial History

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Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,710 pages of information and 247,104 images on early companies, their products and the people who designed and built them.

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

H. B. Clarke Engineering Co: Difference between revisions

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The valve is fitted in the oil scavenge system between the engine pump and the cooler, its function being to control the degree of cooling necessary to maintain a constant temperature or viscosity of the oil entering the engine, under the widely varying conditions experienced in flight.
The valve is fitted in the oil scavenge system between the engine pump and the cooler, its function being to control the degree of cooling necessary to maintain a constant temperature or viscosity of the oil entering the engine, under the widely varying conditions experienced in flight.


Several types of this valve have been developed and are in full production to meet the requirements of the many engines and installations of which they are an important component.  
1939 Several types of this valve were in production to meet the requirements of many engines and installations.  


* 1939 See [[1939 Suppliers to the Aircraft Industry| Aircraft Industry Suppliers]]
* 1939 See [[1939 Suppliers to the Aircraft Industry| Aircraft Industry Suppliers]]

Latest revision as of 17:01, 24 November 2020

of Stenson Road, Derby, British licensee of the Clarke Viscosity Control Valve.

The valve is fitted in the oil scavenge system between the engine pump and the cooler, its function being to control the degree of cooling necessary to maintain a constant temperature or viscosity of the oil entering the engine, under the widely varying conditions experienced in flight.

1939 Several types of this valve were in production to meet the requirements of many engines and installations.

Clarke Aircraft Products, of the same address, produced the full range of Viscosity Control Valves for H. B. Clarke Engineering Company Limited.


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