Saunders Valve Co
of Wolverhampton and of Cwmbran, Newport.
1928 P. K. Saunders invented the diaphragm valve.
1933 He founded the Saunders Valve Co.
1940 Advert for diaphragm valves.
1945 Advert for valves.
1947 Private company.
1948 Company made public.
1961 Manufacturers of diaphragms, valves, centrifugal pumps and fuel systems for aircraft. 1,800 employees.
1982 The Hereford factory closed down. Saunders brought assembly of its ball and butterfly valves, until now made at Hereford, to Cwmbran where its diaphragm valves were manufactured. The new firm Sheridan Engineering was started up by former general manager at Hereford, Val Sheridan who wanted to supply Cwmbran with machined components - particularly plugs for ball valves and valve actuator parts.
Present day major manufacturing facilities in Cwmbran (U.K.), Satara (India), Conroe (US, Texas) and Cincinnati (US, Ohio)
Sources of Information
- * 1961 Dun and Bradstreet KBE
- The Engineer 1982/03/25
- Mechanical World Year Book 1940. Published by Emmott and Co of Manchester. Advert p99
- Mechanical World Year Book 1945. Published by Emmott and Co of Manchester. Advert p119
- Saunders website