Fibre=optic transmission for circuit-breaker triggering - uses magnetic deflection of mass in path between fibre ends and photodetector system
FR2494406A2
Electrical attachment for local control of radiator - has hinge to allow opening for access to humidifier and filter
FR2480912A3
Shelf for wall mounted radiator - has inclined underside to improve air flow and fan for ventilation
FR2480250A1
EQUIPMENT DEVICE WITH A BLADDER-TANK ADAPTABLE TO THE INSIDE OF A TANK
FR2458767A1
Radiator humidifier attachment with retractable drawer - formed by standard industrial rack module and including resistors automatically disconnected when drawer is pulled out
FR2452245A1
Cow milking machine construction - has air bleed into milking ring, and pulsing valve subjected to vacuum and spring action and magnetic flux
FR2382185A1
Portable mechanical milking appts. - has all components grouped together on single support base and has socket for milk container
FR2381170A1
Reciprocating pneumatic or hydraulic motor with coaxial cylinders - has double-acting pistons linked by hollow rods containing ports for transfer of fluid and synchronised magnetic slide valves
FR2288885A1
Motor and pump unit with superimposed cylinders - has driving and pumping pistons on common shaft containing passages connecting chambers
FR2254215A5
Prefabricated transformer station for medium voltages - has stacked tubular sections and roof stabilised by cables
