Description: CARBON DIOXIDE, AND OXYGEN [CHEMICAL PREPARATIONS USED IN THE TREATMENT OF FIBRES OF YARN OR CORD TO BOND THE FIBRES AND INCREASE THEIR SLIP RESISTANCE, THEREBY INCREASING THE EFFECTIVE STRENGTH OF THE YARN OR CORD].; SUBMERSION ACTUATORS FOR ACTUATING VALVES FOR THE RELEASE OF GAS UNDER PRESSURE FROM CONTAINERS TO INFLATE BAGS WHICH FORM BUOYANT FLOATS FOR SUPPORTING DISABLED AIRCRAFT, [SUCH DEVICES INCLUDING A CASING HAVING AN EXPANSIBLE MEDIUM WHICH IS EXPANDED WHEN THE CASING IS BROUGHT INTO CONTACT WITH A LIQUID, WHEREBY TO GENERATE PRESSURE TO ACTUATE THE RELEASE VALVES; ALSO ACTUATORS] COMPRISING A PERFORATED CASING ENCLOSING ELECTRODES WHICH UPON CONTACT WITH WATER COMPLETE AN ELECTRIC ACTUATING CIRCUIT TO OPERATE ELECTRICALLY RELEASABLE VALVES; HEAT RESPONSIVE APPARATUS-NAMELY, FIXED TEMPERATURE THERMOSTATS, FUSIBLE LINK DETECTORS, AND RATE-OF-TEMPERATURE-RISE DETECTORS COMPRISING A SMALL METAL AIR CHAMBER, THE AIR IN WHICH EXPANDS UPON A SUDDEN CHANGE IN TEMPERATURE; EACH OF THESE DEVICES BEING CONNECTED TO RELEASE MECHANISM, WHEREBY UPON ACTUATION OF THE DEVICE, THE RELEASE MECHANISM IS OPERATED TO RELEASE A FIRE EXTINGUISHING MEDIUM; AUTOMATIC WEIGT INDICATORS [AND SCALES]; AND TIMING APPARATUS ADAPTED FOR INSTALLATION IN FIRE EXTINGUISHING SYSTEMS AND OPERABLE THEREBY, FOR THE PURPOSE OF PROVIDING FOR OR CAUSING DELAY BETWEEN THE GIVING OF AN ALARM AND THE DISCHARGE OF FIRE EXTINGUISHING MEDIUM; CYLINDERS MADE OF METAL AND EMPLOYED AS CONTAINERS FOR COMPRESSED OR LIQUEFIED GAS FOR USE WITH BREATHING DEVICES, INFLATABLE RAFTS,[LIFE BELTS,] FIRE EXTINGUISHING DEVICES, AND EMERGENCY PRESSURE OPERATED DEVICES FOR OPENING DOORS AND FOR LOWERING AND RAISING LANDING GEAR OF AIRPLANES; [ PORTABLE HAND FIRE EXTINGUISHERS, WHEELED PORTABLE HAND OPERATED FIRE EXTINGUISHING UNITS; ] FIRE EXTINGUISHING APPARATUS NAMELY, INSTALLATIONS OF ONE OR MORE CONTAINERS FOR FIRE EXTINGUISHING MEDIUM, ONE OR MORE CONDUITS FOR CONVEYING THE MEDIUM FROM THE CONTAINER OR CONTAINERS TO THE PLACE OR PLACES TO BE PROTECTED, THE TERMINAL OF THE CONDUIT IN EACH OF SAID PLACES HAVING A DISCHARGE OUTLET FOR THE DISCHARGE OF THE MEDIUM INTO THE PROTECTED PLACE UPON OPENING OF A VALVE OR VALVES ASSOCIATED WITH THE CONTAINER OR CONTAINERS; [ PUMPS FOR RECHARGING CONTAINERS WITH FIRE EXTINGUISHING MEDIUM SUCH AS CARBON DIOXIDE; ] FIXED FIRE DETECTING AND EXTINGUISHING APPARATUS COMPRISING A SET OF CONDUITS LEADING FROM PROTECTED COMPARTMENTS OR SPACES TO A CENTRRALLY LOCATED TERMINAL CABINET, A FAN FOR DRAWING SMOKE FROM FIRE IN ANY OF THE COMPARTMENTS OF SPACES, AN ELECTRIC EYE FOR DETECTING SMOKE IN THE CABINET AND FOR GIVING AN ALARM, AN INDICATOR FOR INDICATING THE LOCATION OF THE COMPARTMENT OR SPACE FROM WHICH THE SMOKE IS DRAWN, VALVES FOR RELEASING FIRE EXTINGUISHING MEDIUM THROUGH THE SAME CONDUIT FOR EXTINGUISHMENT OF THE FIRE, THE ENTIRE APPARATUS SOLD FOR INSTALLATION AS A UNIT; FIXED FIRE DETECTING APPARATUS COMPRISING A SET OF CONDUITS LEADING FROM PROTECTED COMPARTMENTS OR SPACES TO A CENTRALLY LOCATED TERMINAL OBSERVATION CABINET, A FAN FOR DRAWING SMOKE FROM FIRE IN ANY OF THE COMPARTMENTS OR SPACES TO THE CABINET FOR VISUAL OBSERVATION [ ; APPARATUS FOR USE ON TEXTILE MACHINERY FOR CONTROLLING THE TENSION AND DENSITY OF YARN AS WOUND ON A PACKAGE; AND MACHINES FOR IMPREGNATING AND BONDING FIBROUS YARNS ]; FLAME ACTUATED ELECTRIC APPARATUS FOR CLOSING OF FIRE ALARM CIRCUITS, FIRE DETECTING APPARATUS COMPRISING ELECTRICALLY ACTUATED ALARM AND INDICATING APPARATUS TO INDICATE THE PRESENCE AND LOCATION OF FIRE UPON THE ACTUATION OF A HEAT RESPONSIVE MECHANISM INCLUDED IN THE ELECTRICAL SYSTEM, ELECTRICALLY OPERATED FIRE ALARM APPARATUS, AND IMPACT SWITCHES FOR ELECTRIC CIRCUITS
