SIMPSON, STRICKLAND & Co., Ltd., Dartmouth & Teddington. 



TRIPLE EXPANSION ENGINE. 



plan has been found to give no trouble, and to make a perfectly tight joint 

 when the Engine is running. It will thus be 'seen that our Quadruple type 

 has no more moving or working parts to attend to than the ordinary 

 Compound type, and therefore is quite equally simple to work, \\ 1 

 retains the economy of the Quadruple type. Another advantage is that no 

 piston-rod gland is exposed to the full boiler pressure. This type of Engine 

 has been very successful in all the sizes in which it is manufactured, in lac t 

 it is not too much to say that we have built more Quadruple Engines than 

 all the other builders in the world put together, though of course ours are 

 relatively of very small size. 



The Feed and Air Pumps. These form an important feature of the 

 M Kingdon" Machinery. 



The Feed and Air Pumps are fitted with metal valves, are of the most 

 solid and durable character, and are not liable to get out of order. 

 Amongst other advantages is the important consideration that, being 

 self-acting, the feed-pump cannot stop working while the engine is 

 running without attracting attention. 



The bottom valve of the feed-pump is formed with a long spindle, 

 which is made a working fit in a hole bored in the pump-plunger, which 



