F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
F01N1/00—Silencing apparatus characterised by method of silencing
F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
F01N1/165—Silencing apparatus characterised by method of silencing by using movable parts for adjusting flow area
Thermostatisches einhandmischventil für die abgabe zuerst von kaltem wasser und danach für die abgabe von mischwasser bis zu einer bestimmten temperatur
Procede d'extraction d'air d'une cuvette de wc a partir d'une bouche d'extraction haute et utilisant un dispositif place a l'interieur du reservoir