b, which may be considered et register for railroad passengers in the cars, the pressure of a weighted follower, or a spi- and registered. the working cylinder, is, like some other ro- for which a patent was granted to William ral spring, as shown. Instead of having a This machine can be used for… … the arrow shown in fig. 2. It exhausts from moved in and out as illustrated by dotted the divisions of it corresponding with the of tickets issued at the railway stations be- between the front of the piston and the abut- lines, fig. 2. This slide is provided with a lip thickness of the tickets. A…
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