Emergency rolling bearing that is insensitive to axial load
FR2526543A1
Integrating viscosimeter of randomly varying temp. function - measures bubble displacement in calibrated tube filled with two immiscible fluids
FR2519758A1
Heat meter for domestic radiator - uses viscous liquid flowing from tank to graduated tube through capillary tube placed against radiator
FR2500626A1
Heat output evaporator for heat shared domestic central heating - uses volatile liq. which evaporates through channel having cross=section reduced by thermal expansion of second fluid
FR2499715A1
Radiator heat output totaliser for collective heating system - uses column of heat vaporisable substance of which rate of shortening gives indicative value against scale
FR2487068A2
Energy consumption counter for central heating system - has vaporising material as indicator with absorbent material to filter exhausting vapour
FR2482293A1
Energy consumption counter for collective heating system - uses radiator heat for controlled evaporation of naphthalene tablets in spring loaded tube
US4180946A
Tool holding spindle assembly particularly for a grinding machine
FR2358062A1
Telephone handset dialling aid - provides electro luminescent display of number selected for dialling in centre of circular dial
FR2354667A1
Telephone hand set dial with aids to correct dialling - has rotary eyelets in finger holes and alternating parity sectors on dial face
FR2239919A5
Continuous hygrometric measurements - are effected by weighing material with reversible absorption characteristics
