circumstances, the latch and the catch plate. In the latch shown in the however, this will not be found necessary, as the bolts will engraving the catch when retracted is retained in that posi against the blind rails. |tion by means of a detent seen above the latch bar in Fig. 2. This invention was… … WAGNER'S SHUTTER- WORKER. outside openings, D D, at the bottom, which are closed by WALLACE’S DOOR LATCH. the sliding gates, operated by the rods or bars, d d. Each shutter is provided with a rack which is attached to The water to be filtered passes from the race, E, into the Fig. 1 in the…
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