the bandages. By pressingdownwardly on the lever, the plunger is made to forcewater out of the bandages, through the perforated bot-tom of the receptacle. In order to prevent an upwardmovement of the plunger when the-lever is released,a spring-pressed detent is employed which is pivoted onthe… … NOVEL INVENTIONS RECENTLY PATENTED. Sometimes it happens that a Dolt cannot be removedor that a much-worn thread prevents a removal of thenut. For such emergencies Alfred S. Sea.nan, of Frack-ville, Pa., has invented a simple relief-nut, which alsoserves as a washer and as a time-saving device…
Elevated · Feet · Tube · Machine · Plunger · Scientific American · Electrical engineering · Horse power · Feet wide · Mount washington · Foreign Countries · Shawmut avenue · Main valve · Glass bottle · Pleasant street · Fastening device
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