116 SEC. 4. KINEMATICS, STATICS, AND DYNAMICS. 



Escapements. 



264. Graham's anchor escapement. 



265. Escapement of Reuleaux. 



266. Pin escapement of Lepaute. 



267. Escapement of Denison. 



With three-toothed escape wheel. 



268. Gravity escapement of Denison (1860). 



As in the clock at the Houses of Parliament. 



269. Gravity escapement of Denison. 



270. Spindle escapement. 



271. Cylinder escapement. 



272. Anchor escapement. 



273. Chronometer escapement of Jiirgensen. 



564a. XIII. Chamber-crank Gears and Chamber- 

 wheel Trains. 



274. Chamber-crank gear, Simpson and Shipton. 



Steam engine. 



275. Chamber-crank gear, Bahrens, Napier, Bompard. 



Steam engine. 



276. Chamber-crank gear, Wedding, Cochrane. 



Ventilator. 



277. Chamber-crank gear, Ramelli. 



Pump. 



278. Chamber-crank gear, Beale. 



Gas exhauster. 



279. Chamber-crank gear, Cochrane. 



Steam engine. 



280. Chamber-crank gear, Fattinson. 



Pump. 



281. Chamber-crank gear, Minari, Stocker. 



Steam engine and pump. 



282. Chamber-crank gear, Eamey. 



Steam engine and pump, with elliptic wheels. 



283. Chamber-crank gear, Lemielle. 



Ventilator. 



284. Chamber-crank gear, Cochrane. 



Steam engine. 



285. Conic crank gear, Davies. 



Steam engine. 



286. Parallel crank gear, Galloway. 



Steam engine. 



287. Chamber-wheel train, Pappenheim. 



Pump. 



288. Chamber-wheel train, Fabry. 



Ventilator for mines. 



