


Jeavons type 178 CSP gas meter service governor to restrict the pressure to 22mbar
1950-1990

Jeavons type 178 CSP gas meter service governor to restrict the pressure to 22mbar
1950-1990

Gas governor
1890-1920

Foxall's gas governor, (diaphragm perished)

Porte Manville electric governor
High speed enclosed governor with double lift L10 size
Spring controlled high speed steam engine governor B2 size
Hick's Chronometric governor, 1840
1840
Porter's Governor designed 1858 for stationary engines
1858